Biology [NSTSE (National Science Talent Search Exam- Unified Council) Class 9]: Questions 490 - 496 of 518

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Question number: 490

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Question

MCQ▾

What are the different methods of mining

Choices

Choice (4)Response

a.

Deep mining

b.

Opencast mining

c.

Both a. and b. are correct

d.

Question does not provide sufficient data or is vague

Question number: 491

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Question

MCQ▾

Who is known as father of white revolution?

Choices

Choice (4)Response

a.

Ramachandran

b.

Varghese Kurian

c.

M. S. Swaminathan

d.

Anandkrishna

Question number: 492

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Question

MCQ▾

What are the disadvantages of genetic engineering?

Choices

Choice (4)Response

a.

Loss of nutritional values

b.

Costly

c.

Loss of biodiversity

d.

All a. , b. and c. are correct

Question number: 493

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Question

MCQ▾

Scientific management of animal is known as

Choices

Choice (4)Response

a.

Animal husbandry

b.

Vermiculture

c.

Apiculture

d.

Sericulture

Question number: 494

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Question

MCQ▾

Which of the following contains saturated fatty acid?

Choices

Choice (4)Response

a.

Oil

b.

Butter

c.

Ghee

d.

Both b. and c. are correct

Question number: 495

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Question

MCQ▾

Chemicals that is used to kill herbs is known as

Choices

Choice (4)Response

a.

Insecticides

b.

Rodenticides

c.

Pesticides

d.

Herbicides

Question number: 496

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Question

MCQ▾

Nutrients that required in small amount is known as

Choices

Choice (4)Response

a.

Trace element

b.

Micronutrients

c.

Macronutrients

d.

All of the above