10th Standard Science Study material & Free Online Practice Tests - View Model Question Papers with Solutions for Class 10 Session 2019 - 2020
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Science Question Papers

10th Standard Science English Medium Model Question Paper Part - V - by Ganesh - Dharapuram - View & Read

1)
The gravitational force of earth acting on a body of mass 1 kg is ___________
2)
A convex lens forms a real, diminished point sized image at focus. Then the position of the object is at
3)
SI unit of temperature is
4)
Penetration power is the greatest in_______ rays
5)
Mass of 1 mole of Nitrogen atom is

10th Standard Science English Medium Model Question Paper Part - IV - by Ganesh - Dharapuram - View & Read

1)
Study of moving bodies under the action of forces ______
2)
Power of a lens is –4D, then its focal length is
3)
All the substances will undergo the following changes like _____ when heated.
4)
The main source of stellar energy is
(i) fission reactors
(ii) fusion reaction
(iii) chemical reaction
(iv) thermonuclear reactions
5)
Th e volume occupied by 4.4 g of CO2 at S.T.P

10th Standard Science English Medium Model Question Paper Part - III - by Ganesh - Dharapuram - View & Read

1)
A & B are two objects with masses 100 kg & 75 kg respectively, then _______
2)
Which of the following lens would you prefer to use while reading small letters found in a dictionary?
3)
Linear expansion is the change in _____ when object is heated or cooled.
4)
૪ rays are ________ in charge.
5)
The gram molecular mass of oxygen molecule is

10th Standard Science English Medium Model Question Paper Part - II - by Ganesh - Dharapuram - View & Read

1)
When you paddle a canoe, the canoe goes forward. This is an example of _______
2)
Where should an object be placed so that a real and inverted image of same size is obtained by a convex lens
3)
In which process heat is transferred directly from one molecule to other?
4)
Radio __________ is used in the treatment of skin diseases
5)
1 mole of any substance contains __________ molecules

10th Standard Science English Medium Creative Important 7 Marks Questions - by Ganesh - Dharapuram - View & Read

1)
A passenger of mass 72 kg is riding in a lift what is the apparent weight of a person in (i) descending with constant velocity (ii) ascending with constant acceleration 3 m/s²?
2)
A bullet of mass 50 g moving with a speed of 300 ms^-1 is brought to rest in Is. Find the impulse and the force.
3)
A body of mass 20 kg is hung by a spring balance in a lift. What would be the weight when (i) The lift is ascending with an acceleration of 2 m/s²
(ii) The lift is descending with a same acceleration of 2 m/s²
(iii) The lift is descending with a constant velocity 2 ms^-1
Given g = 10 m/s²
4)
A cricket ball of mass 100 g moving with a speed of 20 ms^-1 is brought to rest by a player. Find the change in momentum of ball.
5)
Two bodies have masses in the ratio 2 : 3 when a force is applied on first body, it moves with an acceleration of 6 ms^-2, How much acceleration will be the same force produce in the other body?

10th Standard Science English Medium Book back Important 7 Marks Questions - by Ganesh - Dharapuram - View & Read

1)
State and prove the law of conservation of linear momentum.
2)
Describe rocket propulsion.
3)
An object is placed at a distance 20cm from a convex lens of focal length 10cm. Find the image distance and nature of the image.
4)
Explain the construction and working of a 'Compound Microscope
5)
Derive the ideal gas equation.

10th Standard Science English Medium Creative Important 4 Marks Questions - by Ganesh - Dharapuram - View & Read

1)
What are the concepts prepared by Galileo?
2)
Give the application of torque.
3)
Give examples for Newton's third law.
4)
Derive the Relation between g and G?
5)
Discuss the apparent weight of a man in lift?

10th Standard Science English Medium Book back Important 4 Marks Questions - by Ganesh - Dharapuram - View & Read

1)
Two bodies have a mass ratio of 3:4 The force applied on the bigger mass produces an acceleration of 12 ms-2.What could be the acceleration of the other body, if the same force acts on it.
2)
A ball of mass 1 kg moving with a speed of 10 ms^-1rebounds after a perfect elastic collision with the floor. Calculate the change in linear momentum of the ball.
3)
A mechanic unscrew a nut by applying a force of 140 N with a spanner of length 40 cm. What should be the length of the spanner if a force of 40 N is applied to unscrew the same nut?
4)
Find the final temperature of a copper rod. Whose area of cross section changes from 10 m² to 11 m² due to heating. The copper rod is initially kept at 90 K. (Coefficient of superficial expansion is 0.0021 /K)
5)
Calculate the coefficient of cubical expansion of a zinc bar. Whose volume is increased 0.25 m³ from 0.3 m³ due to the change in its temperature of 50 K.

10th Standard Science English Medium Creative Important 1 Marks Questions - by Ganesh - Dharapuram - View & Read

1)
Physics that deals with the effect of force on bodies is
2)
The resistance of a body to change its state of motion is called
3)
A & B are two objects with masses 100 kg & 75 kg respectively, then _______
4)
If two equal forces acting along opposite direction is parallel to each other then they are called as
5)
The acceleration due to gravity varies on earth with

10th Standard Science English Medium Book back Important 2 Marks Questions - by Ganesh - Dharapuram - View & Read

1)
Define moment of a couple.
2)
State Newton’s second law.
3)
How does an astronaut float in a space shuttle?
4)
State Snell’s law.
5)
Differentiate convex lens and concave lens

10th Standard Science English Medium Creative Important 2 Marks Questions - by Ganesh - Dharapuram - View & Read

1)
What is meant by natural motion?
2)
Distinguish between balanced and unbalanced force.
3)
Write the convention rule of couple.
4)
Define 1 dyne.
5)
What is meant by Apparent weight?

10th Standard Science English Medium Book back Important 1 Marks Questions - by Ganesh - Dharapuram - View & Read

1)
The mass of a body is measured on planet Earth as M kg. When it is taken to a planet of radius half that of the Earth then its value will be____kg
2)
If the Earth shrinks to 50% of its real radius its mass remaining the same, the weight of a body on the Earth will
3)
To project the rockets which of the following principle(s) is /(are) required?
4)
The refractive index of four substances A, B, C and D are 1.31, 1.43, 1.33, 2.4 respectively. The speed of light is maximum in
5)
A small bulb is placed at the principal focus of a convex lens. When the bulb is switched on, the lens will produce

10th Standard Science English Medium Model Question Paper - by Ganesh - Dharapuram - View & Read

1)
According to the Newton's III law of motion, action & reaction
2)
If V_B, V_G, V_R be the velocity of blue, green and red light respectively in a glass prism, then which of the following statement gives the correct relation?
3)
Thermal expansion atparticular temperature is less in
4)
The first nuclear reactor was built at _________.
5)
The volume occupied by 1 mole of a diatomic gas at S.T.P is

10th Standard Science English Medium Public Exam Model Question Paper July 2020 - by Ganesh - Dharapuram - View & Read

1)
When you paddle a canoe, the canoe goes forward. This is an example of _______
2)
The eye defect ‘presbyopia’ can be corrected by
3)
The formula for conversion of temperature from Kelvin to Celsius is
4)
India's Nuclear Power Programme has ________ reactors in operation.
5)
Th e volume occupied by 4.4 g of CO2 at S.T.P

10th Standard Science English Medium Public Exam Model Question Paper June 2020 - by Ganesh - Dharapuram - View & Read

1)
The momentum of a heavy object at rest will be
2)
A convex lens forms a real, diminished point sized image at focus. Then the position of the object is at
3)
SI unit of heat is
4)
In molecular biology, radioisotope are used in ________ surgical instruments.
5)
Th e volume occupied by 4.4 g of CO2 at S.T.P

10th Standard Science Important Questions Bookback and Creative - by Science English Medium - New syllabus 2019 - View & Read

1)
Inertia of a body depends on
2)
To project the rockets which of the following principle(s) is /(are) required?
3)
The acceleration in a body is due to
4)
Impulse is equal to
5)
A man of mass 100 kg has a weight of ___________ at the surface of the Earth

10th Standard Science English Medium Important Questions - by Science English Medium - New syllabus 2019 - View & Read

1)
Inertia of a body depends on
2)
The unit of ‘g’ is m s^-2. It can be also expressed as
3)
One kilogram force equals to
4)
The mass of a body is measured on planet Earth as M kg. When it is taken to a planet of radius half that of the Earth then its value will be____kg
5)
If the Earth shrinks to 50% of its real radius its mass remaining the same, the weight of a body on the Earth will

10th Standard Science English Medium Model Question Paper - by Science English Medium - New syllabus 2019 - View & Read

1)
Inertia of a body depends on
2)
Impulse is equals to
3)
The unit of ‘g’ is m s^-2. It can be also expressed as
4)
One kilogram force equals to
5)
The mass of a body is measured on planet Earth as M kg. When it is taken to a planet of radius half that of the Earth then its value will be____kg

10th Standard Science One Mark Impatant Questions Book Back and Creative -2020 - by Ganesh - Dharapuram - View & Read

1)
Inertia of a body depends on
2)
The unit of ‘g’ is m s^-2. It can be also expressed as
3)
The physical quantity which is the measure of inertia is _______
4)
You're riding a bike when suddenly you hit a large rock. The bike stops moving but you fly over the handle - bars. This is an example of ______
5)
Magnification of a convex lens is

10th Standard Science English Medium All Chapter Book Back and Creative One Marks Questions 2020 - by Ganesh - Dharapuram - View & Read

1)
Inertia of a body depends on
2)
Impulse is equals to
3)
The act of cleaning a carpet by heating it with a stick is an example for inertia of
4)
What would happen, if the force of gravity disappears suddenly on earth?
5)
The eye defect ‘presbyopia’ can be corrected by

10th Standard Science English Medium All Chapter Book Back and Creative Two Marks Questions 2020 - by Ganesh - Dharapuram - View & Read

1)
1. CPU -
2. DOC -
3. JPG -
4. PPTs -
5. MIT -
6. CSS -
7. MP3 -
8. PDF -
9. DLL -
10.PNG -
11. XLS -
12. PSD -
2)
Differentiate mass and weight.
3)
Distinguish between balanced and unbalanced force.
4)
Why are traffic signals red in colour?
5)
Why is a normal eye not able to see clearly the objects placed closer than 25 cm?

10th Standard Science English Medium All Chapter Book Back and Creative Four Marks Questions 2020 - by Ganesh - Dharapuram - View & Read

1)
Two bodies have a mass ratio of 3:4 The force applied on the bigger mass produces an acceleration of 12 ms-2.What could be the acceleration of the other body, if the same force acts on it.
2)
Give the application of torque.
3)
Explain the Sign Conventions of lenses.
4)
Find the final temperature of a copper rod. Whose area of cross section changes from 10 m² to 11 m² due to heating. The copper rod is initially kept at 90 K. (Coefficient of superficial expansion is 0.0021 /K)
5)
With an illustration, explain the method of Calculation for arial expansion of an object.

10th Standard Science English Medium All Chapter Book Back and Creative Seven Marks Questions 2020 - by Ganesh - Dharapuram - View & Read

1)
1. CPU -
2. DOC -
3. JPG -
4. PPTs -
5. MIT -
6. CSS -
7. MP3 -
8. PDF -
9. DLL -
10.PNG -
11. XLS -
12. PSD -
2)
What are the phases of menstrual cycle? Indicate the changes in the ovary and uterus.
3)
The sex of the new born child is a matter of chance and neither of the parents may be considered responsible for it. What would be the possible fusion of gametes to determine the sex of the child?
4)
Arun was playing in the garden. Suddenly he saw a dragon fly sitting on a plant. He observed the wings of it. He thought it looked similar to a wing of a crow. Is he correct? Give reason for your answer.
5)
A breeder wishes to incorporate desirable characters into the crop plants. Prepare a list of characters he will incorporate

10th standard science Pre Public Model Question paper ( biology )-2019 -2020 - by N.Sriramakrishnan - View & Read

1)
The endarch condition is the characteristic feature of
2)
The xylem and phloem arranged side by side on same radius is called _________
3)
Which is formed during anaerobic respiration
4)
Mitochondria was discovered by ___________
5)
The segments of leech are known as

10th Standard science creative test model - by Ganesh - Dharapuram - View & Read

1)
______ deals with the bodies which are at rest under the action of forces.
2)
For air, the refractive index is
3)
The amount of heat energy required to rise the temperature of 1gram of water through 1⁰C is _____
4)
Which of the following produces large joule heating effect?
5)
A sound wave passes through gold rod and comes into the surrounding air. What is the relation between original wavelength A and new wavelength λ'?

10th Standard Science All Chapter Important Creative Questions-II-2020 - by Ganesh - Dharapuram - View & Read

1)
A force is applied by direct physical contact between two bodies is
2)
_____ determines speed of light in a medium.
3)
In which process heat is transferred directly from one molecule to other?
4)
Why battery is used in the circuit?
5)
Ultrasound waves compared to audible sound waves have.

10th Standard Science All Chapter Important Creative Questions-II- 2019-2020 - by Ganesh - Dharapuram - View & Read

1)
Newton's law of gravitation applies to
2)
As compare to single lens, compound microscope gives ______ magnification
3)
SI unit of temperature is ______
4)
Which options show the correct direction of current?
5)
What does it mean when a wave's amplitude increases?

10th Standard Science All Chapter Creative Questions-II-2020 - by Ganesh - Dharapuram - View & Read

1)
When you paddle a canoe, the canoe goes forward. This is an example of _______
2)
An object is placed at 12 cm from a convex lens whose focal length is 10 cm. The image must
3)
Thermal expansion atparticular temperature is less in
4)
A 110 W, 220 V bulb draws a current.
5)
Ultrasound waves compared to audible sound waves have.

10th Standard Science All Chapter Creative Questions-II-2019-2020 - by Ganesh - Dharapuram - View & Read

1)
A water tanker filled up to \(\frac{2}{3}\) of its height is moving with a uniform speed, on sudden application of the brake, the water in the tank would
2)
Convex lenses are used in
3)
Temperature is a property which determines
4)
In which one of the following heating effect the current is undesirable?
5)
Loudness of sound varies directly with vibrating body's

10th Standard Science All Chapter Important Creative Questions-I- 2020 - by Ganesh - Dharapuram - View & Read

1)
The motion of falling bodies towards earth is due to
2)
Device used to see very very small object is ____
3)
Temperature is a property which determines
4)
The resistance of a conductor is inversely proportional to its _______.
5)
A source emits a frequency of 1 kHz is moving toward a rest listener with a speed of 0.9 V, where V is the speed of sound wave. The frequency heard by the listener is ________.

10th Standard Science All Chapter Important Creative Questions-I- 2019-2020 - by Ganesh - Dharapuram - View & Read

1)
If lift is accelerated in the upward direction, then the apparent weight of a body is
2)
The point at which the principal axis meets the surface of the lens is
3)
SI unit of temperature is
4)
A complete electric circuit is called_____ circuit.
5)
Sound travels with a velocity of ____________ in dry air

10th Standard Science All Chapter Creative Questions-I-2020 - by Ganesh - Dharapuram - View & Read

1)
The value of g
2)
Lens formula is
3)
The amount of heat energy required to rise the temperature of 1gram of water through 1⁰C is _____
4)
A small wire presents inside the bulb is called
5)
The pitch of sound depends on

10th Standard Science All Chapter Creative Questions-I-2019-2020 - by Ganesh - Dharapuram - View & Read

1)
The magnitude of the weight is expressed in the units of
2)
An object is placed at 12 cm from a convex lens whose focal length is 10 cm. The image must
3)
The degree of hotness or coldness of a body is called _____
4)
The S1 unit of power is
5)
Bats deflect from the obstacles in their path by receiving the reflected _______ waves.

10th Science - Full Portion Seven Marks Question Paper - by 8682895000 - View & Read

1)
Deduce the equation of a force using Newton’s second law of motion.
2)
Explain the experiment of measuring the real and apparent expansion of a liquid with a neat diagram.
3)
Explain about domestic electric circuits. (circuit diagram not required)
4)
Suppose that a sound wave and a light wave have the same frequency, then which one has a longer wavelength?
a) Sound b) Light c) both a and b d) data not sufficient
5)
Name the acid that renders aluminium passive. Why?

10th Science - Full Portion Four Marks Question Paper - by 8682895000 - View & Read

1)
Define and describe thermal expansion.
2)
A person who is sitting at a distance of 400 m from a source of sound is listening to a sound of 600 Hz. Find the time period between successive compressions from the source?
3)
When you place your ear on rails, it allows you to hear the approach of a train long before you can hear the sound of train in the air. How?
4)
State Soddy and Fajan’s displacement law.
5)
Calculate the number of moles in
i) 27g of Al ii) 1.51 × 1023 molecules of NH4Cl

10th Science - Full Portion Two Marks Question Paper - by 8682895000 - View & Read

1)
Draw a ray diagram to show the image formed by a convex lens when the object is placed between F and 2F.
2)
Define one calorie.
3)
What is the minimum distance needed for an echo?
4)
Write the name of the electromagnetic radiation which is emitted during a natural radioactivity.
5)
State two conditions necessary for rusting of iron.

10th Science - Revision Model Question Paper 2 - by Ganesh - Dharapuram - View & Read

1)
The gravitational force between two objects becomes _______ when the masses of both objects are halved without altering the distance between them.
2)
A small bulb is placed at the principal focus of a convex lens. When the bulb is switched on, the lens will produce
3)
Absolute scale is also called as ______
4)
The main source of stellar energy is
(i) fission reactors
(ii) fusion reaction
(iii) chemical reaction
(iv) thermonuclear reactions
5)
Which of the following has the smallest mass?

10th Science - Public Exam Model Question Paper 2019 - 2020 - by Ganesh - Dharapuram - View & Read

1)
A water tanker filled up to \(\frac{2}{3}\) of its height is moving with a uniform speed, on sudden application of the brake, the water in the tank would
2)
In a myopic eye, the image of the object is formed
3)
Thermal conduction in metal is due to
4)
Radio ________ is used to locate brain tumors.
5)
The volume occupied by 1 mole of a diatomic gas at S.T.P is

10th Science - Visual Communication Model Question Paper - by Ganesh - Dharapuram - View & Read

1)
Which software is used to create animation?
2)
All files are stored in the _____________
3)
Which is used to build scripts?
4)
Which is used to edit programs?
5)
Where you will create category of blocks?

10th Science - Environmental Management Model Question Paper - by Ganesh - Dharapuram - View & Read

1)
The system of National parks and wild life sanctuaries was established in________
2)
There are______ biosphere reserves in India.
3)
The first National park to be established in India was________
4)
The project for conservation of_______was launched in 1976
5)
India is the__________largest consumer of crude oil.

10th Science - Breeding and Biotechnology Model Question Paper - by Ganesh - Dharapuram - View & Read

1)
The International rice research institute is located at___________.
2)
Blood dotting factors produced by biotechnology helps patients suffering from__________.
3)
In human beings, _________ of the DNA base sequences are the same and this is called as bulk genomic DNA.
4)
________ is father of "Indian Green Revolution"
5)
_________ is a hybrid of wheat and rye

10th Science - Origin and Evolution of Life Model Question Paper - by Ganesh - Dharapuram - View & Read

1)
Biogenesis was speculated by _________.
2)
Ancon sheep is an example of _________.
3)
The Father of Paleobotany / Founder of Modern Paleobotany is _______
4)
The process of formation of fossils in the rocks is called ________.
5)
The degenerated wing of ___________ is an example for organ of disuse.

10th Science - Heredity Model Question Paper - by Ganesh - Dharapuram - View & Read

1)
The haploid condition in a human cell refers to________ chromosomes
2)
______is not a nitrogenous base.
3)
Choose the correct pair
4)
Franklin and Wilkin were awarded nobel prize for_______
5)
Down's syndrome is a case of___________

10th Science - Reproduction in Plants and Animals Model Question Paper - by Ganesh - Dharapuram - View & Read

1)
Pollination with the help of insects like honey bees, flies are called_________
2)
________is a disc shaped structure.
3)
Milk production from alveoli of mammary gland is stimulated by_______
4)
Theejection of milk is stimulated byposterior pituitary hormone called_____
5)
Breaking of the filament into many fragments is called_____________

10th Science - Plant and Animal Hormones Model Question Paper - by Ganesh - Dharapuram - View & Read

1)
Dwarfism is caused by decreased secretion of ______ in children.
2)
Goitre is caused due to the inadequate supply of _____ in our diet.
3)
Thyroid gland requires _____ of iodine everyday for the production of thyroxine.
4)
______ is the hormone secreted by Thymus.
5)
______ first crystallised thyroxine hormone.

10th Science - Nervous System Model Question Paper - by Ganesh - Dharapuram - View & Read

1)
Sneezing, yawning etc are examples of _______
2)
______ is not a characteristic of neuron.
3)
The axons may be covered by a protective sheath called ______
4)
______ acts as a insulator.
5)
Each neuron can transmit ______ nerve impulses per second.

10th Science - Health and Diseases Model Question Paper - by Ganesh - Dharapuram - View & Read

1)
____________ is not a method of treatment for cancer.
2)
AIDS affects the ___________ system.
3)
World AIDS Day is observed on ______________
4)
Obesity is not a risk factor for ___________
5)
Excess hunger is called ______________

10th Science - Transportation in Plants Circulation in Animals Model Question Paper - by Ganesh - Dharapuram - View & Read

1)
The_______ are also called polymorpho nuclear leucocytes
2)
The _________are the largest ofleucocytes
3)
Transpiration does not___________
4)
Identify the wrong statement
5)
Water from soil enters the root hairs due to___________

10th Science - Structural Organisation of Animals Model Question Paper - by Ganesh - Dharapuram - View & Read

1)
In leeches there are ________pairs of nephridia.
2)
The number of cranial and spinal nerves in rabbit are_______ respectively
3)
The_______ glands are modified glands of the skin
4)
PNSis formed of _______pairs of cranial nerves in Rabbit
5)
The third Ventricle in brain of Rabbit lives in______

10th Science - Plant Anatomy and Plant Physiology Model Question Paper - by Ganesh - Dharapuram - View & Read

1)
______________ is the outermost layer of the root.
2)
Name the tissue present between the upper and lower epidermis.
3)
Who discovered light dependent photossynthesis?
4)
The inner mitochondrial membrane gives rise to finger like projections called ____________
5)
Leucoplasts are __________ plastids.

10th Science - Carbon and Its Compounds Model Question Paper - by Ganesh - Dharapuram - View & Read

1)
Ethene is an ___________
2)
The enzymes present in yeast is / are _____________
3)
Rectified spirit contains
4)
Ethanolis used as ______________
5)
Ethanoic acid turns

10th Science - Types of Chemical Reactions Model Question Paper - by Ganesh - Dharapuram - View & Read

1)
Pick out
Compound + element ⟶ compound type of combination reaction
2)
Pick out a chemical reaction which is not feasible
3)
Pick out the metal that displaces hydrogen from hydrochloric acid.
4)
Which among the following is not a balanced equation?
5)
Acids have pH

10th Science - Solutions Model Question Paper - by Ganesh - Dharapuram - View & Read

1)
Quick lime is dissolved in water is a ______________ process.
2)
Example for solid in solid ___________
3)
The number of components in a binary solution is ______________
4)
In which of the following solutions, both solute and solvent are solids?
5)
Solubility of KNO₃ ____________ with the increases in temperature.

10th Science - Periodic Classification of Elements Model Question Paper - by Ganesh - Dharapuram - View & Read

1)
Noble gases belong to group ___________
2)
Arrange the following in the increasing order of the size. Cl^-, Cl, Cl⁺
3)
Electronegativity values are based on ______________
4)
Slag is.
5)
The chemical formula of sodium meta aluminate is ___________

10th Science - Atoms and Molecules Model Question Paper - by Ganesh - Dharapuram - View & Read

1)
An atom of an element has 13 electrons and mass number 27. The nucleus of this atom contains ____________ neutrons.
2)
The relative atomic masses of many elements are not whole number because
3)
The atomicity of Chlorine is
4)
The total number of electrons present in 16 g of methane gas is
5)
What mass of hydrogen and oxygen will be produced on complete electrolysis of 18 g of water

10th Science - Nuclear Physics Model Question Paper - by Ganesh - Dharapuram - View & Read

1)
Fusion reaction takes place at high temp.
2)
Atomic nucleus was discovered by _______
3)
Henry Becquerel discovered ________ in 1896
4)
Elements having atomic number greater than ________ are radioactive.
5)
૪ rays are ________ in charge.

10th Science - Acoustics Model Question Paper - by Ganesh - Dharapuram - View & Read

1)
Distance between two consecutive compressions is
2)
Sound can travel in
3)
Sound travels with a velocity of ____________ in dry air
4)
Dogs can receive sound upto _____ kHz.
5)
When sound travels through air, the air particles.

10th Science - Electricity Model Question Paper - by Ganesh - Dharapuram - View & Read

1)
Give the name of components which is designed to oppose the flow of current.
2)
The resistance of a conductor directly proportional to
3)
The resistance of a conductor is inversely proportional to its _______.
4)
What happens when ammeter connected in parallel?
5)
If resistance of a wire is r ohms and wire is stretched to double its length, then what is its resistance?

10th Science - Thermal Physics Important Questions - by Ganesh - Dharapuram - View & Read

1)
The value of universal gas constant
2)
Temperature is the average ______ of the molecules of a substance
3)
Linear expansion is the change in _____ when object is heated or cooled.
4)
If the atoms or molecules of a gas do not interact with each other, then the gas is said to be an ____
5)
Thermal conduction in metal is due to

10th Science Optics Model Question Paper - by Ganesh - Dharapuram - View & Read

1)
In a myopic eye, the image of the object is formed
2)
The eye defect ‘presbyopia’ can be corrected by
3)
Which of the following lens would you prefer to use while reading small letters found in a dictionary?
4)
Violet and red light ______ wavelengths.
5)
We can see objects because of

10th Science Laws of Motion Model Question Paper - by Ganesh - Dharapuram - View & Read

1)
The mass of a body is measured on planet Earth as M kg. When it is taken to a planet of radius half that of the Earth then its value will be____kg
2)
If the Earth shrinks to 50% of its real radius its mass remaining the same, the weight of a body on the Earth will
3)
______ deals with the bodies which are at rest under the action of forces.
4)
The resistance of a body to change its direction of motion is
5)
Mixing sugar in a glass of milk using a spoon is ______

10th Science Half Yearly Model Question Paper 2019 - by Ganesh - Dharapuram - View & Read

1)
When an object undergoes acceleration
2)
Velocity of sound in a gaseous medium is 330 m s^-1. If the pressure is increased by 4 times without causing a change in the temperature, the velocity of sound in the gas is
3)
_____ is a relative periodic property
4)
Solubility of NaCl in 100 ml water is 36 g. If 25 g of salt is dissolved in 100 ml of water how much more salt is required for saturation _____________
5)
Which among the following factors affect the rate of a reaction?

10th Science - Visual Communication Model Question Paper - by Indumathi - Tuticorin - View & Read

1)
Which software is used to create animation?
2)
All files are stored in the _____________
3)
Which is used to edit programs?
4)
Where you will create category of blocks?
5)
Multiplefilesarestoredina___________

10th Standard Science - Environmental Management Model Question Paper - by Indumathi - Tuticorin - View & Read

1)
What are the steps will you adopt for better waste management?
2)
Soil erosion can be prevented by
3)
A renewable source of energy is
4)
An inexhaustible resources is
5)
A cheap, conventional, commercial and inexhaustible source of energy is

10th Standard Science - Health and Diseases Model Question Paper - by Indumathi - Tuticorin - View & Read

1)
World 'No Tobacco Day' is observed on
2)
Which type of cancer affects lymph nodes and spleen?
3)
Cancer of the epithelial cells is called
4)
Polyphagia is a condition seen in
5)
Where does alcohol effect immediately after drinking?

10th Standard Science - Breeding and Biotechnology Model Question Paper - by Indumathi - Tuticorin - View & Read

1)
Pusa Komal is a disease resistant variety of _________.
2)
Himgiri developed by hybridisation and selection for disease resistance against rust pathogens is a variety of _______.
3)
rDNA is a
4)
Organisms with modified endogenous gene or a foregin gene are also known as
5)
Dr. Norman received the Nobel peace prize in_________

10th Standard Science - Origin and Evolution of Life Model Question Paper - by Indumathi - Tuticorin - View & Read

1)
Biogenetic law states that ___________
2)
Paleontologists deal with
3)
The term Ethnobotany was coined by
4)
________ is not an example of vestigial organ.
5)
_______ is the only planet in the Goldilock. zone.

10th Standard Science - Heredity Model Question Paper - by Indumathi - Tuticorin - View & Read

1)
9 : 3 : 3 : 1 ratio is due to
2)
The region of the chromosome where the spindle fibres get attached during cell division
3)
The centromere is found at the centre of the ________________ chromosome
4)
The _____________ units form the backbone of the DNA.
5)
Okasaki fragments are joined together by ___________________.

10th Science - Reproduction in Plants and Animals Model Question Paper - by Indumathi - Tuticorin - View & Read

1)
The plant which propagates with the help of its leaves is ___________
2)
What is true of gametes?
3)
Estrogen is secreted by
4)
Which one of the following is an IUCD?
5)
Each stamen consists of a small bag like structure called_______

10th Standard Science - Term II Model Question Paper - by Indumathi - Tuticorin - View & Read

1)
Inertia of a body depends on
2)
If a substance is heated or cooled, the change in mass of that substance is
3)
SI unit of resistance is
4)
Unit of radioactivity is _____________
5)
Which of the following is a triatomic molecule?

10th Standard Science - Plant and Animal Hormones Model Question Paper - by Indumathi - Tuticorin - View & Read

1)
The hormone which has positive effect on apical dominance is:
2)
Which one of the following hormones is naturally not found in plants.
3)
Avena coleoptile test was conducted by
4)
To increase the sugar production in sugarcanes they are sprayed with _______
5)
LH is secreted by

10th Science - Nervous System Model Question Paper - by Indumathi - Tuticorin - View & Read

1)
Bipolar neurons are found in
2)
Site for processing of vision, hearing, memory, speech, intelligence and thought is
3)
In reflex action, the reflex arc is formed by
4)
Dendrites transmit impulse ______ cell body and axon transmit impulse ______ cell body.
5)
The outer most of the three cranial meninges is

10th Standard Science - Carbon and Its Compounds Model Question Paper - by Indumathi - Tuticorin - View & Read

1)
The molecular formula of an open chain organic compound is C₃H₆. The class of the compound is
2)
Rectified spirit is an aqueous solution which contains about _______ of ethanol
3)
TFM in soaps represents ___________ content in soap
4)
Cyclobutane is an example of ______________ compounds.
5)
The enzymes present in yeast is / are _____________

10th Standard Science - Plant Anatomy and Plant Physiology Model Question Paper - by Indumathi - Tuticorin - View & Read

1)
Casparian strips are present in the _____________ of the root.
2)
The endarch condition is the characteristic feature of
3)
Oxygen is produced at what point during photosynthesis ?
4)
Amphivasal bundle belongs to ___________ type of vascular, bundle.
5)
The ___________ is called starch sheath in a dicot stem.

10th Standard Science - Structural Organisation of Animals Model Question Paper - by Indumathi - Tuticorin - View & Read

1)
In leech locomotion is performed by
2)
Mammals are ______________ animals.
3)
The animals which give birth to young ones are
4)
Leeches have ___________
5)
In leeches sperms are stored in

10th Standard Science - Transportation in Plants Circulation in Animals Model Question Paper - by Indumathi - Tuticorin - View & Read

1)
Water which is absorbed by roots is transported to aerial parts of the plant through
2)
The wall of human heart is made of
3)
Which one of the following regarding blood composition is correct
4)
The _________are the largest ofleucocytes
5)
The life span of platelets is_________

10th Standard Science - Environmental Management Four and Seven Marks Questions - by Ganesh - Dharapuram - View & Read

1)
Write a note on biogas.
2)
Write a note an solar cells.
3)
Write a note an wind energy
4)
Explain the waste water treatment process
5)
Afamily has 3 three cars and can afford to buy fuel. They prefer to go out independently. Is it right to suggest car pooling for such people. Justify.

10th Standard Science - Health and Diseases Four and Seven Marks Questions - by Ganesh - Dharapuram - View & Read

1)
Write a note an smoking hazards and effects of Tobacco.
2)
Write a note an prevention and control of AIDS.
3)
Write a note on Obesity.
4)
What is diabetes? Explain the types.
5)
Ramu studies in a school and his friends are discussing about drugs. They force him to use drugs and threaten to avoid him / harm him if he refuses. What should Ramu do?

10th Science - Breeding and Biotechnology Four and Seven Marks Questions - by Ganesh - Dharapuram - View & Read

1)
Write a note an selection.
2)
Write a essay on polyploidy breeding.
3)
Why are Genetically modified organisms produced? Explain the purpose and advantages.
4)
Plants seeds got from other countries are tested in plant quarantine. Reason out.
5)
A farmer has lot of banana trees in his form. He wishes to go in for selection to improve the crop. Which method can he adopt in banana?

10th Science - Origin and Evolution of Life Four and Seven Marks Questions - by Ganesh - Dharapuram - View & Read

1)
Why is Archaeopteryx considered to be a connecting link?
2)
Write a note on evidences from Morphology and Anatomy in favour of Evolution.
3)
Explain Use and Disuse theory.
4)
Two kittens (Leo and Joe) from the same mother were separated and sent to different habitual conditions. Leo was sent to a high mountain wild region and Joe was domesticated and lived in a city. After a good 5 years) it was found that Leo was aggressive and built strong with hunting skills. Leo looked tall with strong legs and muscled structure) whereas Joe was a well mannered cat looked puffy with soft legs.
(i) Do you think habitual condition impact animal characters?
(ii) What acquired characters does Leo inherit?
(iii) Is it true but Leo's offspring would be a hunter?
5)
X is the oldest fossil bird. The animal X became extinct a long time ago. But the study of fossils of
X tells us that it had features like birds and some like reptiles.
(i) Identify 'X'?
(ii) Name one feature in which 'X' resembled birds.
(iii) Name one feature in which 'X' resembled reptiles.

10th Science - Heredity Four and Seven Marks Questions - by Ganesh - Dharapuram - View & Read

1)
What are Okazaki fragments?
2)
How are chromosomes classified based on the position of centromere?
3)
Write a note on DNA replication.
4)
Write a note on mutation
5)
Mala had a huge scar on her cheek after she met with fire accident during her college days. She is worried ifher baby would inherit the scar she had acquired. She clarified with her doctor, she need not worry about it, as her scar is an acquired trait.
(i) What are acquired traits?
(ii) How is it different from inherited traits?

10th Science - Reproduction in Plants and Animals Four and Seven Marks Questions - by Ganesh - Dharapuram - View & Read

1)
Write a note on agents of pollination.
2)
Explain the process of fertilization in plants?
3)
Government has brought in lot of measures to focus on health of a pregnant woman. Answer the following questions based on the same
(a) Name the tissue responsible for transfer of nutrients from mother to the offspring during pregnancy.
(b) Suggest two measures to maintain a woman's health during pregnancy.
4)
Arun and Ram were good friends. But Ram slowly started loosing interest in studies as they grew up. The teacher found out that Ram had three siblings and their parents could not give him good food or personal care. What value does this episode give us.
5)
My friend Manisha received a marriage proposal from a boy living abroad. Before they met and finalised the wedding, Manisha ~ requested her parents to get the boy's blood test report. E
(i) Do you think blood test report is i necessary for both boy & girl?
(ii) Do you think, blood test report is not " necessary for the boy living in India?

10th Science - Plant and Animal Hormones Four and Seven Marks Questions - by Ganesh - Dharapuram - View & Read

1)
Explain the physiological effects of Auxins.
2)
(a) Describe the structure of thyroid gland?
(b) List the functions of thyroid hormones.
3)
Write a note on Thyroid Dysfunctions.
4)
Describe the role of pancreas in maintenance of blood sugarlevel.
5)
In botanical gardens and tea gardens the gardeners trim the plants regularly so that they remain bushy. Write the scientific explanation of this practice.

10th Science - Nervous System Four and Seven Marks Questions - by Ganesh - Dharapuram - View & Read

1)
Tabulate the different parts of the brain and their functions.
2)
List the function of cerebrospinal fluid.
3)
Differentiate simple reflexes and conditional reflexes.
4)
Rani fell from her bike and had a head injury. She was hospitalized and discharged later. What do you think she could have done to save herself from this accident.
5)
'A' contains a cerebrospinal fluid filled cavity known as 'B'. How many nerves are produced from A.
(i) What isA?
(ii) What is 'B'?

10th Science - Transportation in Plants Circulation in Animals Four and Seven Marks Questions - by Ganesh - Dharapuram - View & Read

1)
What would happen to the leaves of a plant that transpires more water than its absorption in the roots?
2)
Describe the structure and working of the human heart.
3)
Why is the circulation in man referred to as double circulation?
4)
Write a note an ABO blood grouping.
5)
List the difference between RBC and WBC

10th Standard Science - Types of Chemical Reactions Model Question Paper - by Indumathi - Tuticorin - View & Read

1)
H_2(g) + Cl_29(g) → 2HCl_(g) is a
2)
Photolysis is a decomposition reaction caused by
3)
The reaction between carbon and oxygen is represented by C_(s) + O2_(g)→ CO_2(g) + Heat. In which of the type(s), the above reaction can be classified?
(i) Combination Reaction
(ii) Combustion Reaction
(iii)Decomposition Reaction
(iv) Irreversible Reaction
4)
A single displacement reaction is represented by X_(s) + 2HCl_(aq) → XCl2_(aq) + H2_(g). Which of the following(s) could be X. (i) Zn (ii) Ag (iii) Cu (iv) Mg. Choose the best pair.
5)
Which of the following is not an“element + element → compound” type reaction?

10th Standard Science - Solutions Model Question Paper - by Indumathi - Tuticorin - View & Read

1)
A solution is a __________ mixture.
2)
The number of components in a binary solution is _____________
3)
A 25% alcohol solution means
4)
Which of the following is hygroscopic in nature?
5)
Sugar and copper sulphate crystals are dissolved in water. The solution is called as

10th Standard Science - Plant Anatomy and Plant Physiology Four and Seven Marks Questions - by Ganesh - Dharapuram - View & Read

1)
Give an account on vascular bundle of dicot stem.
2)
Write a short note on mesophyll.
3)
Draw and label the structure of oxysomes.
4)
Name the three basic tissues system in flowering plants.
5)
What is photosynthesis and where in a cell does it occur?

10th Standard Science - Carbon and Its Compounds Four and Seven Marks Questions - by Ganesh - Dharapuram - View & Read

1)
What is called homologous series? Give any three of its characteristics?
2)
Arrive at, systematically, the IUPAC name of the compound: CH₃–CH₂–CH₂–OH.
3)
How is ethanol manufactured from sugarcane?
4)
Give the balanced chemical equation of the following reactions:
(i) Neutralization of NaOH with ethanoic acid.
(ii) Evolution of carbon dioxide by the action of ethanoic acid with NaHCO3.
(iii) Oxidation of ethanol by acidified potassium dichromate.
(iv) Combustion of ethanol.
5)
Explain the mechanism of cleansing action of soap.

10th Science - Atoms and Molecules Four and Seven Marks Questions - by Ganesh - Dharapuram - View & Read

1)
N₂ + 3 H₂ → 2 NH₃
(The atomic mass of nitrogen is 14, and that of hydrogen is 1)
1 mole of nitrogen (_______g) +
3 moles of hydrogen ( _________ g) →
2 moles of ammonia ( _________ g)
2)
Calculate the % of oxygen in Al₂(SO4)₃. (Atomic mass: Al-12, O-16, S -32)
3)
Calculate the % relative abundance of B -10 and B -11, if its average atomic mass is 10.804 amu.
4)
Give the applications of Avogadro's hypothesis.
5)
How will you determine the atomicity of gases using Avogadro's hypothesis?

10th Science - Types of Chemical Reactions Four and Seven Marks Questions - by Ganesh - Dharapuram - View & Read

1)
What are called thermolysis reactions?
2)
Explain the types of double displacement reactions with examples.
3)
Explain the factors influencing the rate of a reaction
4)
How does pH play an important role in everyday life?
5)
What is a chemical equilibrium? What are its characteristics?

10th Science - Periodic Classification of Elements Four and Seven Marks Questions - by Ganesh - Dharapuram - View & Read

1)
a) State the reason for addition of caustic alkali to bauxite ore during purification of bauxite.
b) Along with cryolite and alumina, another substance is added to the electrolyte mixture. Name the substance and give one reason for the addition
2)
The electronic configuration of metal A is 2,8,18,1.
The metal A when exposed to air and moisture forms B a green layered compound. A with con. H2SO4 forms C and D along with water. D is a gaseous compound. Find A,B,C and D.
3)
Explain smelting process
4)
Explain the salient features of periods in the modern periodic table.
5)
Explain the salient features of groups in the modern periodic table.

10th Standard Science - Structural Organisation of Animals Four and Seven Marks Questions - by Ganesh - Dharapuram - View & Read

1)
Why are the rings of cartilages found in trachea of rabbit?
2)
List out the parasitic adaptations in leech.
3)
Leeches do not have secretion of digestive juices and enzymes -Why ?
4)
How is the digestive system of rabbit suited for herbivorous mode of feeding?
5)
Explain the Digestive System of Rabbit

10th Standard Science - Nuclear Physics Four and Seven Marks Questions - by Ganesh - Dharapuram - View & Read

1)
State Soddy and Fajan’s displacement law.
2)
Explain the principle & structure of atom bomb.
3)
Explain the uses of radio isotopes in medicine field?
4)
Distinguish between Nuclear fission and nuclear fusion.
5)
What are the precautions to be taken by people working in radiation labs?

10th Science - Thermal Physics Four and Seven Marks Questions - by Ganesh - Dharapuram - View & Read

1)
Define and describe thermal expansion.
2)
With an illustration, explain the method of Calculation for linear expansion of an object.
3)
With an illustration, explain the method of Calculation for arial expansion of an object.
4)
With an illustration, explain the method of Calculation for cubical expansion of an object.
5)
State and explain Boyle's law.

10th Science - Solutions Four and Seven Marks Questions - by Ganesh - Dharapuram - View & Read

1)
Write notes on
i) saturated solution
ii) unsaturated solution
2)
Write notes on various factors affecting solubility
3)
a) What happens when MgSO₄.7H₂O is heated? Write the appropriate equation
b) Define solubility
4)
A solution is prepared by dissolving 45 g of sugar in 180 g of water. Calculate the mass percentage of solute.
5)
3.5 litres of ethanol is present in 15 litres of aqueous solution of ethanol. Calculate volume percent of ethanol solution.

10th Science - Acoustics Four and Seven Marks Questions - by Ganesh - Dharapuram - View & Read

1)
What are the categories of sound waves based on their frequencies?
2)
How will you determine the velocity of sound by echo method?
3)
write the difference between the sound and light waves.
4)
Explain the working and use of SONAR?
5)
What are the various possibilities of relative motion between source and listener?

10th Standard Science - Nuclear Physics Model Question Paper - by Indumathi - Tuticorin - View & Read

1)
Unit of radioactivity is _____________
2)
____________ isotope is used for the treatment of cancer.
3)
Proton - Proton chain reaction is an example of__________
4)
Kamini reactor is located at __________
5)
The explosion of the atomic bomb takes place due to

10th Standard Science - Acoustics Model Question Paper - by Indumathi - Tuticorin - View & Read

1)
When a sound wave travels through air, the air particles
2)
The frequency, which is audible to the human ear is
3)
The velocity of sound in air at a particular temperature is 330 m s^-1. What will be its value when temperature is doubled and the pressure is halved?
4)
If a sound wave travels with a frequency of 1.25 x 10⁴ Hz 344 ms^-1, the wavelength will be
5)
Velocity of sound in the atmosphere of a planet is 500 m s^-1. The minimum distance between the sources of sound and the obstacle to hear the echo, should be

10th Science - Thermal Physics Four and Seven Marks Questions - by Ganesh - Dharapuram - View & Read

1)
Define electric potential and potential difference.
2)
State Ohm’s law.
3)
Distinguish between the resistivity and conductivity of a conductor.
4)
A 100 watt electric bulb is used for 5 hours daily and four 60 watt bulbs are used for 5 hours daily. Calculate the energy consumed (in kWh) in the month of January.
5)
A piece of wire having a resistance R is cut into five equal parts.
a) How will the resistance of each part of the wire change compared with the original resistance?
b) If the five parts of the wire are placed in parallel, how will the resistance of the combination change?
c) What will be ratio of the effective resistance in series connection to that of the parallel connection?

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TN Stateboard Education Study Materials

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10th Science - Practical Study Materials - by 8682895000 Jan 21, 2020 Jan 21, 2020

10th Science - Acoustics Study Materials - by Ganesh - Dharapuram Oct 16, 2019 Oct 16, 2019

10th Stateboard Science 2019 - 2020 Academic Monthly Syllabus - by Ganesh - Dharapuram Aug 05, 2019 Aug 05, 2019

Science 2019 - 2020 Academic Monthly Syllabus

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TN Stateboard Updated Class 10th Science Syllabus

Laws of Motion

Introduction - Force and Motion - Inertia - Linear Momentum - Newton’s Law of Motion - Newton’s Second Law of Motion - Impulse - Newton’s Third Law of Motion - Principle of Conservation of Linear Momentum - Rocket Propulsion - Gravitation - Mass and Weight - Apparent Weight

Optics

Introduction - Properties of Light - Refraction of Light - Refraction of A Composite Light-Dispersion of Light - Scattering of Light - Lenses - Images Formed Due To Refraction Through A Convex and Concave Lens - Refraction Through A Convex Lens - Applications of Convex Lenses - Refraction Through A Concave Lens - Applications of Concave Lenses - Lens Formula - Sign Convention - Magnification of A Lens - Lens Maker’s Formula - Power of A Lens - Human Eye - Defects In Eye - Microscope - Telescope

Thermal Physics

Introduction - Temperature - Thermal Energy - Effect of Heat Energy - Fundamental Laws of Gases - Gases

Electricity

Introduction - Electric Current - Electric Circuit - Electric Potential and Potential Difference - Ohm’s Law - Resistance of a Material - Electrical Resistivity & Electrical Conductivity - System of Resistors - Heating Effect of Current - Electric Power - Domestic Electric Circuits - LED Bulb - LED Television

Acoustics

Introduction - Sound Waves - Reflection of Sound - Echoes - Applications Reflection of Sound - Doppler Effect

Nuclear Physics

Introduction - Radioactivity - Alpha, Beta and Gamma Rays - Nuclear Fission - Nuclear Fusion - Uses of Radioactivity - Safety Measures - Nuclear Reactor

Atoms and Molecules

Introduction - Atom and Atomic Mass - Molecule and Molecular Mass - Difference Between Atoms and Molecules - Mole Concept - Percent Composition - Avogadro Hypothesis - Applications of Avogadro's Law - Relationship Between Vapour Density and Relative Molecular Mass - Solved Problems

Periodic Classification of Elements

Introduction - Modern Periodic Law - Modern Periodic Table - Periodic Trends In Properties - Metallurgy - Occurrence of Ores In Tamilnadu - Properties of Metals - Extractive Metallurgy of Aluminium - Extractive Metallurgy of Copper - Extractive Metallurgy of Iron - Alloys - Corrosion - Pamban Bridge

Solutions

Introduction - Solutions In Day to Day Life - Components of Solutions - Types of Solutions - Solubility - Concentration of a Solution - Hydrated salts and Water of Crystallization - Hygroscopy - Deliquescence - Problems Based on Solubility and Percentage by Mass and Volume

Types of Chemical Reactions

Introduction - Types of Chemical Reactions - Rate of Chemical Reaction - State of Equilibrium - Ionic Product of Water - pH Scale - Role of pH In Everyday Life - pH Calculation - Problems

Carbon and Its Compounds

Introduction - General Characteristics of Organic Compounds - Classification of Organic Compounds Based On The Pattern of Carbon Chain - Classes of Organic Compounds (Based On The Kind of Atoms) - Homologous Series - Nomenclature of Organic Compounds - Ethanol (CH₃CH₂OH) - Ethanoic Acid (CH₃COOH) - Organic Compounds In Daily Life - Soaps and Detergents

Plant Anatomy and Plant Physiology

Introduction - Tissues - Tissue System - Internal Structure of Dicot Root (Bean) - Internal Structure of Monocot Root (Maize) - Internal Structure of Dicot Stem (Sunflower) - Internal Structure of Monocot Stem (Maize) - Internal Structure of Dicot or Dorsiventral Leaf (Mango) - Internal Structure of Monocot or Isobilateral Leaf - Plastids - Mitochondria - Types of Respiration

Structural Organisation of Animals

Introduction - The Indian Cattle Leech (Hirudinaria Granulosa) - Rabbit (Oryctolagus Cuniculus)

Transportation in Plants Circulation in Animals

Introduction - Means of Transport in Plants - Root Hair - Pathway of Water Absorbed by Roots - How do Plants Absorb Water? - Transpiration - Root Pressure - Uptake of Minerals - Translocation of Mineral Ions - Phloem Transport - Translocation of Sugars - Ascent of Sap and its Events – An Overview - Blood - Blood Vessels - Arteries and Veins - Types of Circulatory System - Structure of Human Heart - Blood pressure - Blood Groups - Lymphatic System

Nervous System

Introduction - Nervous System - Transmission of Nerve Impulse - Human Nervous System - Cerebrospinal Fluid - Reflex Action - Peripheral Nervous System - Autonomic Nervous System

Plant and Animal Hormones

Introduction - Plant Hormones - Human Endocrine Glands

Reproduction in Plants and Animals

Introduction - Vegetative Reproduction - Asexual Reproduction - Sexual Reproduction in Plants - Pollination - Agents of Cross-Pollination - Fertilization in Plants - Sexual Reproduction in Human - Gametogenesis - Menstrual Cycle-Process of Ovulation - Fertilization to Foetal Development - Reproductive Health - Population Explosion and Family Planning - Urinary Tract Infection (UTI) - Personal Hygiene

Heredity

Introduction - Gregor Johann Mendel - Father of Genetics - Monohybrid Cross Inheritance of One Gene - Dihybrid Cross-Inheritance Two Genes and Law of Independent Assortment - Mendel’s Laws - Chromosomes, DNA and Genes - Structure of DNA - Sex Determination

Origin and Evolution of Life

Introduction - Theories on Origin of Life - Evidences of Evolution - Theories of Evolution - Variation - Paleobotany - Ethnobotany - Astrobiology/Exobiology

Breeding and Biotechnology

Introduction - Modern Agricultural Practices and Crop Improvement - Green Revolution - Methods of Plant Breeding for Crop Improvement - Animal Breeding - Genetic Engineering - Biotechnology in Medicine - Stem Cells - DNA Fingerprinting Technology - Genetically Modified Organisms (GMOs)

Health and Diseases

Introduction - Abuse and Types of Abuse - Drug, Alcohol, and Tobacco Abuse - Drug Abuse - Tobacco Abuse - Alcohol Abuse - Rehabilitation Measures for Alcoholics - Diseases and Disorders due to Lifestyle Modifications - Diabetes Mellitus - Obesity - Heart Disease - Cancer - AIDS (Acquired Immunodeficiency Syndrome)

Environmental Management

Introduction - Conservation and Judicious Use of Resources - Forest and its Importance - Wildlife and its Conservation - Soil Erosion - Renewable and Non-Renewable Energy Resources - Non-Conventional (Alternative) Energy Resources - Rainwater Harvesting - Electrical Energy Management - E-Wastes and its Management - Sewage Management - Solid Waste Management

Visual Communication

Introduction - File - Scratch

10th Standard Science Videos

10th Standard Science - Acoustics Study Materials

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English Medium

Other 10th Standard Subjects

Updated Chapters in 10th Standard Science

Laws of Motion

Optics

Thermal Physics

Electricity

Acoustics

Nuclear Physics

Atoms and Molecules

Periodic Classification of Elements

Solutions

Types of Chemical Reactions

Carbon and Its Compounds

Plant Anatomy and Plant Physiology

Structural Organisation of Animals

Transportation in Plants Circulation in Animals

Nervous System

Plant and Animal Hormones

Reproduction in Plants and Animals

Heredity

Origin and Evolution of Life

Breeding and Biotechnology

Health and Diseases

Environmental Management

Visual Communication

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வரலாறு

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அறிவியல்

சமூக அறிவியல்

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10th Standard stateboard question papers & Study material

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கணிதம்

அறிவியல்

சமூக அறிவியல்

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10th Standard Science Study material & Free Online Practice Tests - View Model Question Papers with Solutions for Class 10 Session 2019 - 2020
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