NSTSE (National Science Talent Search Exam- Unified Council) Class 10: Questions 1239 - 1244 of 1484

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Question number: 1239

» Biology » Management of Natural Resources

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Question

The concept of ‘Biosphere Reserve’ was evolved by

Choices

Choice (4) Response

a.

Botanical survey of India

b.

UNESCO

c.

Government of India

d.

All of the above

Question number: 1240

» Biology » Management of Natural Resources

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Which are considered as biodiversity hot spots?

Choices

Choice (4) Response

a.

Vegetation

b.

Forests

c.

Soil

d.

None of the above

Question number: 1241

» Biology » Management of Natural Resources

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Which of the following represents nitrogen fixation?

I. Nitrogen of plants and animals after their death is converted to ammonium ions

II. Nitrogen of plants and animals before their death is converted to ammonium ions

III. Ammonium is converted to nitrite

IV. The oxidation of nitrite to nitrate by bacteria

Which of the following statement/ (s) is/are correct?

Choices

Choice (4) Response

a.

I, II and III only

b.

III and IV only

c.

I, III and IV only

d.

I and IV only

Question number: 1242

» Biology » Management of Natural Resources

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Which of the following is a traditional water harvesting system in Rajasthan?

Choices

Choice (4) Response

a.

Khejarli

b.

Khadin

c.

Bishnoi

d.

None of the above

Question number: 1243

» Biology » Management of Natural Resources

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Question

Alpha diversity means:

Choices

Choice (4) Response

a.

Diversity of organisms in the same community or habitat

b.

Diversity along environmental gradient/geographical area.

c.

Species frequently change when habitat or community changes

d.

None of the above

Question number: 1244

» Biology » Management of Natural Resources

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Which of the following means social forestry?

Choices

Choice (4) Response

a.

The management and protection of forests

b.

Aims is meeting the requirement of rural and urban population

c.

To fulfill the needs of forestry (manure, food, fruit, and fibre)

d.

All a. , b. and c. are correct

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