NSO Level 1- Science Olympiad (SOF) Class 8: Questions 195 - 201 of 1076

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Question number: 195

» Microorganisms

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MCQ▾

Question

Penicillin is prepared from penicillium. It is a

Choices

Choice (4) Response

a.

Virus

b.

Bacteria

c.

Fungus

d.

Protozoa

Question number: 196

» Microorganisms

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MCQ▾

Question

Which of the following is not a method of food preservation?

Choices

Choice (4) Response

a.

Pasteurization

b.

Vaccination

c.

Deep freezing

d.

Pickling

Question number: 197

» Microorganisms

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MCQ▾

Question

Which of the following is not an activity of friendly microbes?

Choices

Choice (4) Response

a.

Cause communicable diseases

b.

Helps in making curd and bread

c.

Increases soil fertility

d.

Helps in the production of medicines and vaccines

Question number: 198

» Reproduction in Animals

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MCQ▾

Question

This hormone increases the glucose uptake and metabolism in our body.

Choices

Choice (4) Response

a.

Insulin

b.

Adrenalin

c.

Thyroxin

d.

None of the above

Question number: 199

» Conservation of Plants and Animals

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MCQ▾

Question

Deforestation reduces rainfall. Correct explanation to this statement is

Choices

Choice (4) Response

a.

Trees speed up the evaporation rate of water on land

b.

Roots of trees absorb water from the soil and evaporate it to form clouds

c.

Trees help the rain clouds to condense into water droplets

d.

None of the above

Question number: 200

» Microorganisms

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MCQ▾

Question

The scientist who discovered penicillin is

Choices

Choice (4) Response

a.

Edward Jenner

b.

Albert Einstein

c.

Alexander Fleming

d.

Isaac Newton

Question number: 201

» Reproduction in Animals

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MCQ▾

Question

The term adolescence is the period between

Choices

Choice (4) Response

a.

Puberty and adulthood

b.

Childhood and adulthood

c.

Teenage and adulthood

d.

Question does not provide sufficient data or is vague

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