NSTSE (National Science Talent Search Exam- Unified Council) Class 9: Questions 1807 - 1813 of 2000

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Question number: 1807

» Biology » Natural Resources

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Question

Greenhouse effect is

Choices

Choice (4)Response

a.

Re-radiation from the greenhouse gases to the Earth’s surface

b.

Can be one of the cause of global warming

c.

Natural process which keeps our planet warm

d.

All a. , b. and c. are correct

Question number: 1808

» Biology » Natural Resources

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Question

Which of the following is renewable resource?

Choices

Choice (4)Response

a.

Wind

b.

Petroleum

c.

Iron

d.

Coal

Question number: 1809

» Biology » Improvement in Food Resources

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Question

Weeds are

Choices

Choice (4)Response

a.

unwanted plants

b.

hinders with the plant growth

c.

compete with the crop for food, soil, water, sunlight and nutrients

d.

All a. , b. and c. are correct

Question number: 1810

» Biology » Improvement in Food Resources

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Question

Which of the following is an example of Single Cell Protein?

Choices

Choice (4)Response

a.

Yeast and fungi

b.

Bacteria and algae

c.

Both a. and b. are correct

d.

None of the above

Question number: 1811

» Biology » Improvement in Food Resources

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Question

Father of green revolution in India is

Choices

Choice (4)Response

a.

Ramachandran

b.

M. S. Swaminathan

c.

Varghese Kurian

d.

Anandkrishna

Question number: 1812

» Biology » Improvement in Food Resources

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Question

Fermentation takes place

Choices

Choice (4)Response

a.

in the presence of CO2

b.

in the absence of CO2

c.

in the presence of oxygen

d.

in the absence of oxygen

Question number: 1813

» Biology » Improvement in Food Resources

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Question

Which of the following is rich source of protein?

Choices

Choice (4)Response

a.

Wheat

b.

Pulse

c.

Single Cell Protein

d.

Rice

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