NSTSE (National Science Talent Search Exam- Unified Council) Class 9: Questions 1978 - 1983 of 2000

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Question number: 1978

» Chemistry » The Nature of Matter

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MCQ▾

Question

Which of the following process is used to separate colloidal particles from crystalloids?

Choices

Choice (4)Response

a.

Dialysis

b.

Peptization

c.

Pyrolysis

d.

Photolysis

Question number: 1979

» Biology » Improvement in Food Resources

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MCQ▾

Question

Gm crops stand for

Choices

Choice (4)Response

a.

Gold medal crops

b.

Growth maturity crops

c.

Genetically modified crops

d.

Growth monitors crops

Question number: 1980

» Biology » Improvement in Food Resources

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Match List-Ⅰ List-Ⅱ▾

Question

Match the following.

List-Ⅰ (Column I)List-Ⅱ (Column II)

(A)

Tissue cultured in artificial growth medium

(i)

Pisciculture

(B)

Breeding and Rearing of fishes

(ii)

Poultry farming

(C)

Rearing of fowl

(iii)

Dairy farming

(D)

Breeding and nourishing cattle

(iv)

Tissue culture

Choices

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

a.

  • (ii)
  • (iii)
  • (iv)
  • (i)

b.

  • (ii)
  • (iv)
  • (iii)
  • (i)

c.

  • (iv)
  • (iii)
  • (ii)
  • (i)

d.

  • (iv)
  • (i)
  • (ii)
  • (iii)

Question number: 1981

» Chemistry » The Nature of Matter

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MCQ▾

Question

Which of the following substances are known to be surfactant?

Choices

Choice (4)Response

a.

Sodium palmitate

b.

Sodium oleate

c.

Both a. and b. are correct

d.

None of the above

Question number: 1982

» Chemistry » The Nature of Matter

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MCQ▾

Question

Which of the following substance is a pure substance?

Choices

Choice (4)Response

a.

Magnalium

b.

Gunpowder

c.

Ammonia

d.

Steel

Question number: 1983

» Biology » Improvement in Food Resources

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MCQ▾

Question

Green revolution is related with

Choices

Choice (4)Response

a.

Agriculture

b.

Silk culture

c.

Fishes

d.

Milk production

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