Question # 1

Chlorophyll is a pigment whose colour is.

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Red

Blue

Yellow

Green

A electric circuit is the path along which

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Electronrevolve around the nucleus of an atom

Electric charge flows

magnetic lines of force mvoe

Electric motor move

C6H12O6is he formula of glucose. How many oxygen are there in one molecule of glucose.

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3

6

9

12

Which of the following is mixture.

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Air

Water

Carbon Di oxide

Oxygen

During an energy conversion, the total amount of energy.

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Decreases

Destroys

Increase

Remains the same

Which one of the following is a metalloid element.

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Gold

Boron

Silver

Nitrogen

Which of the following is not used in the preparationof yogurt.

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Raw milks

Prep

red chilly

Themometer

Which of the following gas is used by plants for making food.

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Hydrogen

Oxygen

Nitrogen

Carbon dioxide

Glass is an example of

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Non magnetic materials

Magnetic materials

Permanent magnet

Temporary magent

Change of a solid object into liquid state on heating is called.

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Freezing

Melting

Boiling

Evaporation

Fusion of a sperm with two polar nuclei forms.

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Zygote

Endosperm

Embryo

Oveum

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