NSO Level 1- Science Olympiad (SOF) Class 8: Questions 199 - 204 of 1076

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Question number: 199

» Conservation of Plants and Animals

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MCQ▾

Question

Deforestation reduces rainfall. Correct explanation to this statement is

Choices

Choice (4)Response

a.

Trees speed up the evaporation rate of water on land

b.

Roots of trees absorb water from the soil and evaporate it to form clouds

c.

Trees help the rain clouds to condense into water droplets

d.

None of the above

Question number: 200

» Microorganisms

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MCQ▾

Question

The scientist who discovered penicillin is

Choices

Choice (4)Response

a.

Edward Jenner

b.

Albert Einstein

c.

Alexander Fleming

d.

Isaac Newton

Question number: 201

» Reproduction in Animals

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MCQ▾

Question

The term adolescence is the period between

Choices

Choice (4)Response

a.

Puberty and adulthood

b.

Childhood and adulthood

c.

Teenage and adulthood

d.

Question does not provide sufficient data or is vague

Question number: 202

» Crop Production and Management

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MCQ▾

Question

Environment friendly practices in agriculture

  1. Spraying chemical pesticides

  2. Using fertilisers

  3. Following drip irrigation

  4. Using modern tools

Choices

Choice (4)Response

a.

2 and 3

b.

1 and 4

c.

3 and 4

d.

1 and 2

Question number: 203

» Microorganisms

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MCQ▾

Question

The scientist considered as the father of modern microbiology is

Choices

Choice (4)Response

a.

Louis Pasteur

b.

Anton Van Leeuwenhoek

c.

Robert Leeuwenhoek

d.

Louis Leeuwenhoek

Question number: 204

» Microorganisms

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Match List-Ⅰ List-Ⅱ▾

Question

Match the diseases with their respective pathogens

List-Ⅰ (Pathogen)List-Ⅱ (Disease)

(A)

Fungus

(i)

Cholera

(B)

Protozoan

(ii)

Ringworm

(C)

Bacteria

(iii)

AIDS

(D)

Virus

(iv)

Malaria

Choices

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

a.

  • (ii)
  • (i)
  • (iii)
  • (iv)

b.

  • (ii)
  • (iv)
  • (i)
  • (iii)

c.

  • (iv)
  • (i)
  • (ii)
  • (iii)

d.

  • (ii)
  • (iii)
  • (i)
  • (iv)

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