NSO Level 1- Science Olympiad (SOF) Class 8: Questions 252 - 258 of 1076

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Question number: 252

» Microorganisms

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MCQ▾

Question

Ring worm in humans is caused by

Choices

Choice (4) Response

a.

Algae

b.

Fungus

c.

Bacteria

d.

Virus

Question number: 253

» Microorganisms

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MCQ▾

Question

Which of the following is not used in chemical method of food preservation?

Choices

Choice (4) Response

a.

Sodium benzoate

b.

Naphthalene

c.

Common salt

d.

Sugar

Question number: 254

» Microorganisms

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MCQ▾

Question

Consuming spoilt food may cause

Choices

Choice (4) Response

a.

Food poisoning

b.

Pasteurization

c.

Vaccination

d.

Fermentation

Question number: 255

» Microorganisms

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MCQ▾

Question

The process of injecting dead and weakened microbes to our body to prevent the disease caused by them is called

Choices

Choice (4) Response

a.

Pasteurization

b.

Fermentation

c.

Vaccination

d.

Freezing

Question number: 256

» Conservation of Plants and Animals

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MCQ▾

Question

Which of the following statements is true about endemic species?

Choices

Choice (4) Response

a.

Endemic species never become endangered

b.

They are found exclusively in a specific habitat.

c.

They are not affected by climatic conditions.

d.

They are found only in protected areas

Question number: 257

» Reproduction in Animals

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MCQ▾

Question

Which of the following is not a function of testosterone?

Choices

Choice (4) Response

a.

Growth of beard

b.

Hoarse voice

c.

None of the above

d.

All of the above

Question number: 258

» Conservation of Plants and Animals

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MCQ▾

Question

Which of the following statement is incorrect about a wild life sanctuary?

Choices

Choice (4) Response

a.

Capturing and poaching of animals is strictly prohibited here

b.

It is an artificially created area for protecting wild animals

c.

Only threatened and endangered animals are protected here.

d.

None of the above

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