NSO Level 1- Science Olympiad (SOF) Class 8: Questions 202 - 207 of 1076

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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 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)

Question number: 205

» Microorganisms

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MCQ▾

Question

The organisms which are not visible to naked eye are called

Choices

Choice (4) Response

a.

Micro organisms

b.

Macro organisms

c.

Nano organisms

d.

Question does not provide sufficient data or is vague

Question number: 206

» Microorganisms

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MCQ▾

Question

Common salt is used as a preservative in which of the following food items?

Choices

Choice (4) Response

a.

Jams and jellies

b.

Cereals and pulses

c.

Milk and milk products

d.

Meat and fish

Question number: 207

» Microorganisms

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MCQ▾

Question

The proteins produced by human body to destroy the antigens are called

Choices

Choice (4) Response

a.

Antibodies

b.

Antigens

c.

Vaccines

d.

Agglutinin

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