#### All Chapter 1 Marks

6th Standard

Reg.No. :
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Science

Time : 01:00:00 Hrs
Total Marks : 64
64 x 1 = 64
1. The conversion of 7 m into cm gives

(a)

70 cm

(b)

700 cm

(c)

7 cm

(d)

7000 cm

2. While measuring length using a ruler, the position of your eye should be

(a)

Left side of the point.

(b)

Vertically above the point where the measurement is to be taken.

(c)

Right side of the point

(d)

Any where according to one’s convenience.

3. ___________is used to measure the accurate time of the activity.

(a)

Clock

(b)

Watch

(c)

Stop clock

(d)

Measuring

4. Volume of liquid is usually measured___________

(a)

litres

(b)

grams

(c)

nano

(d)

kilo

5. Unit of speed is__________

(a)

m

(b)

s

(c)

kg

(d)

m/s

6. The correct relation among the following is __________

(a)

Speed = distance × time

(b)

Speed = distance / time

(c)

Speed = time / distance

(d)

Speed = 1 / (distance × time)

7. People walking in a crowded street is example of_________motion

(a)

linear

(b)

circular

(c)

rotatory

(d)

zigzag

8. Periodic motion among the following is___________

(a)

sabling swing in wind

(b)

revolution of the moon around the earth

(c)

a coconut falling from a tree

(d)

paper flight moving

9. _________ is not made of matter

(a)

gold ring

(b)

iron nail

(c)

light ray

(d)

oil drop

10. 200 ml of water is poured into a bowl of 400ml capacity. The volume of water now will be

(a)

400 ml

(b)

600 ml

(c)

200 ml

(d)

800 ml

11. A drop of water contains about____________ water particles.

(a)

1021

(b)

1012

(c)

1022

(d)

1020

12. One dot that you make with Your pen has more than ___________ Lakh Molecule

(a)

One

(b)

Two

(c)

Four

(d)

Three

13. Pond is an example of ___________.

(a)

Marine Habitat

(b)

Freshwater Habitat

(c)

Deserts

(d)

Mountain

14. The habitat of water hyacinth

(a)

Aquatic

(b)

Terrestrial

(c)

Desert

(d)

Mountain

15. Length of Nile river is_____________

(a)

6560 km

(b)

6650 km

(c)

6506 km

(d)

5606 km

16. Air spaces in stems and petioles of ___________ plant are useful for floating in water.

(a)

lotus

(b)

water lily

(c)

water hyacinth

(d)

Agare

17. All animals need

(a)

Food and water only

(b)

Water only

(c)

Air, food and water

(d)

Food only

18. Which of the following cannot be called as a habitat?

(a)

A desert with camels

(b)

A pond with fish and snails

(c)

Cultivated land with grazing cattle

(d)

A jungle with wild animals

19. Lizards are walk with four legs and is known as

(a)

Bipedal

(b)

Tripedal

(c)

Monopedal

(d)

20. Camel passes___________amount of urine.

(a)

small

(b)

large

(c)

moderate

(d)

too large

21. Scurvy is caused due to the deficiency of______________.

(a)

Vitamin A

(b)

Vitamin B

(c)

Vitamin C

(d)

Vitamin D

22. We should include fruits and vegetables in our diet, because ________________.

(a)

They are the best source of Carbohydrates

(b)

They are the best source of Proteins

(c)

They are rich in minerals and Vitamins

(d)

They have high water content

23. _________is made in our skin using sunlight

(a)

Vitamin D

(b)

Vitamin C

(c)

Vitamin A

(d)

Vitamin B

24. ___________is the bacterial disease, it transit through containination of wounds wit" the bacteria.

(a)

Cholera

(b)

Tetanus

(c)

Typhoid

(d)

Pneumonia

25. Who is the father of computer?

(a)

Martin Luther King

(b)

Graham Bell

(c)

Charlie Chaplin

(d)

Charles Babbage

26. Which of the following is another form of computer?

(a)

Blackboard

(b)

Mobile

(c)

(d)

Book

27. The unit of heat is

(a)

newton

(b)

joule

(c)

volt

(d)

celsius

28. One litre of water at 30o C is mixed with one litre of water at 50o C. The temperature of the mixture will be

(a)

80o C

(b)

More than 50°C but less than 80o C

(c)

20o C

(d)

around 40o C

29. The device which converts chemical energy into electrical energy is

(a)

fan

(b)

solar cell

(c)

cell

(d)

television

30. Electricity is produced in

(a)

transformer

(b)

power station

(c)

electric wire

(d)

television

31. When ice melts to form water, change occurs in its

(a)

position

(b)

colour

(c)

state

(d)

composition

32. Out of the following an example of a desirable change is

(a)

rusting

(b)

change of seasons

(c)

earthquake

(d)

flooding

33. Gas exchange takes place in plants using __________

(a)

Stomata

(b)

Chlorophyll

(c)

Leaves

(d)

Flowers

34. The constituent of air that supports combustion is _________________

(a)

Nitrogen

(b)

carbon-di-oxide

(c)

Oxygen

(d)

water vapour

35. Under the microscope Priya observes a cell that has a cell wall and distinct nucleus. The cell that she observed is

(a)

a plant cell

(b)

an animal cell

(c)

a nerve cell

(d)

a bacteria cell

36. Which one of the following is not an unicellular organism?

(a)

Yeast

(b)

Amoeba

(c)

Spirogyra

(d)

Bacteria

37. Circulatory system transports these throughout the body

(a)

Oxygen

(b)

Nutrient

(c)

Hormones

(d)

All of these

38. Main organ of respiration in human body is

(a)

Stomach

(b)

Spleen

(c)

Heart

(d)

Lungs

39. Name the cable that connects CPU to the Monitor

(a)

Ethernet

(b)

Power Cord

(c)

HDMI

(d)

USB

40. Which one of the following is an input device?

(a)

Speaker

(b)

Keyboard

(c)

Monitor

(d)

Printer

41. An object that is attracted by magnet

(a)

wooden piece

(b)

plain pins

(c)

eraser

(d)

a piece of paper

42. A freely suspended magnet always comes to rest in the ________ direction

(a)

North - east

(b)

South - west

(c)

East - west

(d)

North - south

43. ____________ do not have a definite shape.

(a)

Natural magnets

(b)

Artificial magnets

(c)

Iron

(d)

None of the above

44. The end of the magnet that points to the north is called the _____________ Pole.

(a)

south

(b)

north

(c)

east

(d)

west

45. Around 97% of water available on earth_________ is water

(a)

fresh

(b)

pure

(c)

salty

(d)

polluted

46. About 30% of the fresh water is found in?

(a)

glaciers

(b)

ground water

(c)

other sources of water

(d)

0.3%

47. ___________ is one of the basic substance present in the earth.

(a)

Water

(b)

Salinity

(c)

Pollutants

(d)

Industry

48. The amount of salt in water is termed as ___________.

(a)

water

(b)

salinity

(c)

pollutants

(d)

industry

49. Soaps were originally made from________.

(a)

proteins

(b)

animal fats and vegetable oils

(c)

chemicals extracted from the soil

(d)

foam booster

50. The saponification of a fat or oil is done using _______________ solution for hot process.

(a)

Potassium hydroxide

(b)

Sodium hydroxide

(c)

Hydrochloric acid

(d)

Sodium chloride

51. Chemists identify turmeric powder as a ______________

(a)

natural indicator

(b)

chemical change

(c)

physical change

(d)

chemistry

52. _______________ results in the change of the substance;

(a)

Natural indicator

(b)

Chemical change

(c)

Physical change

(d)

Chemistry

53. It is a biodegradable waste.

(a)

Plastic

(b)

Coconut Shell

(c)

Glass

(d)

Aluminium

54. Usage of chemical pesticides and fertilisers causes ________ pollution.

(a)

Air pollution

(b)

Water pollution

(c)

Noise pollution

(d)

None of the above

55. Any substance that causes pollution is known as a _________________

(a)

pollution

(b)

pollutant

(c)

abiotic factors

(d)

biotic factors

56. _____________ are non-living parts such as sunlight, air, water and minerals in soil.

(a)

Pollution

(b)

Pollutant

(c)

Abiotic factors

(d)

Biotic factors

57. Natural Mosquito repellant is

(a)

Nutmag

(b)

Bamboo

(c)

Ginger

(d)

Neem

58. Which of the following medicinal plants has anticancer properties?

(a)

Amla

(b)

Tulasi

(c)

Turmeric

(d)

Aloe

59. __________ are the aromatic parts of tropical plants traditionally used to flavour food.

(a)

Plants

(b)

Spices

(c)

ornamental

(d)

natural fibres

60. _____________ is the second largest producer of fruits and vegetables in the world.

(a)

India

(b)

China

(c)

Nepal

(d)

America

61. LINUX is a

(a)

Paid Software

(b)

(c)

Free and Proprietary software

(d)

Free and Open source software

62. Find out Paid and Proprietary software from the given list

(a)

Windows

(b)

MAC OS

(c)

(d)

All the above

63. The ______________ processes the input data and gives the output in the monitor, a hardware device.

(a)

computer

(b)

hardware

(c)

software

(d)

operating system

64. ____________ is the parts of a computer which we can touch and feel.

(a)

Computer

(b)

Hardware

(c)

Software

(d)

Operating system