Choose the correct one

Which of the following graph represents uniform motion of a moving particle?

A ray of light passes from one medium to another medium. Refraction takes place when angle of incidence is

Among the following______is a mixture

Dysentery is caused by

Data processing involves________ steps

Metre is the unit of ________

Negative acceleration is called ____________

The mirror used in search light is ________ .

1500C = __________ K

The binomial name of our National Bird is ______________.

Distance covered by a particle never becomes zero but displacement becomes zero

An object is placed at distance of 3 cm from a plane mirror. The distance of the object and image is 3 cm.

In an atom, electrons revolve around the nucleus in fixed orbits

The petals of moon flower open up in morning and closes in the evening. This is called photonasty.

ISI mark is mandatory to certify agricultural products

Define standard unit.

The speed of light in air is 3 \(\times\) 10⁸ms^-1 and in glass it is 2 \(\times\) 10⁸ms^-1 what is the refractive index of glass

Define Sublimation.

Copy the following and write the names of the laws and their simple definitions in the space provided.

Fill in the blanks:
6CO₂+________\(\overset { Sunlight }{ \underset { Chlorophyll }{ \longrightarrow } } \) _____ +6H₂O+6O₂ \(\uparrow\)

What is acrania?

Differentiate: Macronutrients from micronutrients.

Write the rules that are followed in writing the symbols of units in SI system.

Define velocity?

An object 2 cm high is placed at a distance of 16 cm from a concave mirror which produces a real image 3 cm high. Find the position of the image.

What is meant by Rf value?

Differentiate between flat worms and round worms?

Explain a method to find the thickness of a hollow tea cup.

Explain the role of food control agencies in India.