NSO Level 1- Science Olympiad (SOF) Class 9: Questions 688 - 693 of 1123

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Question number: 688

» Biology » Health & Diseases

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MCQ▾

Question

Which of the following statements are false?

Choices

Choice (4) Response

a.

Cancers can never be caused due to genetic abnormalities.

b.

Cells are made up of a variety of substances like proteins, carbohydrates, fats etc.

c.

The health of all organisms will depend on their surroundings or their physical environment.

d.

Question does not provide sufficient data or is vague

Question number: 689

» Biology » Improvement in Food Resources

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MCQ▾

Question

Which of these aspects is included in animal husbandry?

Choices

Choice (4) Response

a.

Feeding

b.

Breeding

c.

Disease control

d.

All a. , b. and c. are correct

Question number: 690

» Chemistry » Structure of the Atom

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MCQ▾

Question

Identify the particle from the given clue

1. Is electrically neutral

2. Present in the nucleus of an atom.

3. Has mass nearly equal to another particle in the atom.

Choices

Choice (4) Response

a.

Electron

b.

Proton

c.

Neutron

d.

None of the above

Question number: 691

» Biology » Health & Diseases

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MCQ▾

Question

Infectious agents are spread through

Choices

Choice (4) Response

a.

Air

b.

Vectors

c.

Physical contact

d.

All a. , b. and c. are correct

Question number: 692

» Chemistry » Structure of the Atom

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MCQ▾

Question

An isotope of Iodine is used

Choices

Choice (4) Response

a.

In finding the age of fossils

b.

As a fuel in nuclear reactors

c.

In the treatment of cancer

d.

In the treatment of goitre

Question number: 693

» Biology » Improvement in Food Resources

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MCQ▾

Question

Which of the following belongs to the Indian cattle?

(i) Bos bubalis

(ii) Bos domestica

(iii) Bos indicus

(iv) Bos vulgaris

Choices

Choice (4) Response

a.

(i) and (ii)

b.

(i) and (iii)

c.

(i) and (iv)

d.

(iii) and (iv)

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