Question # 1

The food is contaminated ue to the presence of ..... in the environment.

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Moisture

Microoragnisms

Air

Heat

Agricultural and poisosous substances of factories are also the cause of.

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Air pollution

Environmental pollution

Land pollution

Water pollution

Hollow bones are found

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Mammals

Birds

Fish

Amphibia

Light travels.

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In straight line

In the form of wave

From time to time

In the form of zig zag

Exclusively are found in the ocean

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Brittle star

Stick Insect

Leaf Insect

Octopus

............... is the smallest bird

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Eagle

Pigeon

Humming bird

Dove

The distance of earth from sun is approx

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160 million kilometer

150 million kilometer

140 million kilometer

170 million kilometer

Which disease is caused due to air pollution?

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Diarrhea

Lungs cancer

typhoid

Cholera

What does a mason use to keep a wall vertical.

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Metre rule

Spirit level

Triangle

Plumb line

The outer covering of seed is called.

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Cotyledon

Seed coat

Micropyle

plumule

Electric curnt flows is a battery.

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Positie to negative pole

Negative pole to negative pole

Positive pole to positie pole

Negative to positive pole

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