Question # 1

Growth of microorganisms canbe controlled by

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Dehydration

Drying

Adding preservative

a,b,c all

In virus,..... is used to identify the host cell.

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Genome

Coat

Spike

Capsid

Which of the following is insoluble in water.

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Sodium chloride

Oil

Table salt

Baking Powder

Which artery supply blood to the heart

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Pulmonary artery

Hepatic artery

Coronary Artery

Aorta

Formation of steam from water is example of.

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Chemical change

Physical Change

Both of these

None of these

Which of the following features of a wave is the number of waves that pass by each second.

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Loudness

Amplitude

Frequency

Wave speed

Entry and growth of pathogen into our body is called.

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Pathogen

Infection

Immunity

None of these

The degreee of hotness or coldness is called.

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Thermal contrction

Heat

Thermal Expansion

Temperature

The total numebr of electrons which M shell can accommodate

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2

8

18

32

Wave are of .............. types.

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Two

Three

Four

Five

In .... elements are arranged in order of increasing atomic numbers.

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Group

Period

Orbit

Shell

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General Science 7th Class English Medium Online Test MCQs With Answers

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