Question # 1

Area around nucleus where electrons are found are called.

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Orbit

Shell

Both a and b

None of these

The rise of liquid in the thermomeer is due to.

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Evaporation

Contraction

Expansion

Sublimation

The lowest pointof a wave is................

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Crest

Amplitude

Peak

Trough

On heating sugar changes into

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Carbon

Water

Both carbon and water

Heat

Which is not used in maing mango pickle.

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Mango slices

Table salt

Honey

Turmeric powder

Sound cannot pass through.

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Solid

Liquid

Vacuum

Gasses

Types of coalent bond are

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1

2

3

4

A molecule consists of two or more

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Compounds

Atoms

Formulae

Element

What is required for photosynthesis in addition to light.

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Oxygen and carbon dioxide

Oxygen and water

Carbon di oxide and water

Notrogen and water

------------- in mouth has antiseptic property and kills microogansms in food.

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Tongue

Teeth

Saliva

Trachea

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Science 7th Class Urdu Medium Online Test MCQs With Answers

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