NSTSE (National Science Talent Search Exam- Unified Council) Class 8: Questions 1224 - 1228 of 2028

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Question number: 1224

» Chemistry » Synthetic Fibers and Plastics

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MCQ▾

Question

Which of the following is not a natural fibre

Choices

Choice (4) Response

a.

Cotton

Which of the is not a natural fibre : Choice A

Which of the is Not a Natural Fibre: Choice A

Which of the is not a natural fibre

b.

Silk

Which of the is not a natural fibre : Choice B

Which of the is Not a Natural Fibre: Choice B

Which of the is not a natural fibre

c.

Polyester fabric

Which of the is not a natural fibre : Choice C

Which of the is Not a Natural Fibre: Choice C

Which of the is not a natural fibre

d.

Wool

Which of the is not a natural fibre : Choice D

Which of the is Not a Natural Fibre: Choice D

Which of the is not a natural fibre

Question number: 1225

» Biology » Food Production and Management

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MCQ▾

Question

Hoe is helps in:

Choices

Choice (4) Response

a.

Removing of pests

b.

Removing the soils

c.

Removing the weeds

d.

Removing of microorganisms

Question number: 1226

» Biology » Food Production and Management

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MCQ▾

Question

To prevent soil borne diseases, seeds are treated with:

Choices

Choice (4) Response

a.

Sown at right depth

b.

Fungicides

c.

Induced soil variation

d.

Question does not provide sufficient data or is vague

Question number: 1227

» Biology » Food Production and Management

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MCQ▾

Question

Eutrophication means:

Choices

Choice (4) Response

a.

Excessive richness of nutrients in a lake

b.

Causes a dense growth f plant life

c.

Frequently due to run-off from the land

d.

All of the above

Question number: 1228

» Biology » Food Production and Management

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Match List-Ⅰ List-Ⅱ▾

Question

Match the following with correct answers.

List-Ⅰ (Group I) List-Ⅱ (Group II)

(A)

Chain pump

(i)

For removal of weeds

(B)

Hoe

(ii)

Harvesting

(C)

Plough

(iii)

Irrigation method

(D)

Combine

(iv)

Used for tilling

Choices

Choice (4) Response
  • (A)
  • (B)
  • (C)
  • (D)

a.

  • (iii)
  • (ii)
  • (i)
  • (iv)

b.

  • (iv)
  • (ii)
  • (i)
  • (iii)

c.

  • (i)
  • (iv)
  • (ii)
  • (iii)

d.

  • (iii)
  • (i)
  • (iv)
  • (ii)

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