NSO Level 1- Science Olympiad (SOF) Class 9: Questions 198 - 203 of 1128

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Question 198

Question

MCQ▾

BT toxin is an example of

Choices

Choice (4)Response

a.

Exotoxin

b.

Biodegradable endotoxin

c.

Endotoxin

d.

Non-biodegradable exotoxin

Question 199

Question

MCQ▾

Which of the following is related with honey nest?

Choices

Choice (4)Response

a.

Worker

b.

Queen

c.

Drone

d.

All a., b. and c. are correct

Question 200

Question

MCQ▾

Ti plasmid is obtained from

Choices

Choice (4)Response

a.

Agrobacterium tumefaciens

b.

Tobacco mosaic virus

c.

Mycobacterium tuberculosis

d.

Question does not provide sufficient data or is vague

Question 201

Question

MCQ▾

Biotic stress in plants is caused by

Choices

Choice (4)Response

a.

Pathogens

b.

Insects

c.

Herbivores

d.

All a., b. and c. are correct

Question 202

Question

Match List-Ⅰ List-Ⅱ▾

Match the following.

List-Ⅰ (Column I)List-Ⅱ (Column II)
(A)

Totipotency

(i)

Specific restriction site

(B)

Restriction endonucleases

(ii)

Capability of cell to differentiate into whole plant

(C)

Recombinant DNA

(iii)

Loss of biodiversity

(D)

GM crops

(iv)

DNA with foreign DNA

Choices

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

a.

  • (ii)
  • (i)
  • (iii)
  • (iv)

b.

  • (ii)
  • (i)
  • (iv)
  • (iii)

c.

  • (iv)
  • (i)
  • (ii)
  • (iii)

d.

  • (iii)
  • (ii)
  • (iv)
  • (i)

Question 203

Question

Match List-Ⅰ List-Ⅱ▾

Match the following.

List-Ⅰ (Column I)List-Ⅱ (Column II)
(A)

National park

(i)

Artificial resource

(B)

Symbiotic

(ii)

Group of living organisms with similar characteristic feature

(C)

Species

(iii)

Protection to both flora and fauna

(D)

Electricity

(iv)

Both the organisms are benefited

Choices

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

a.

  • (iv)
  • (ii)
  • (i)
  • (iii)

b.

  • (i)
  • (iii)
  • (ii)
  • (iv)

c.

  • (i)
  • (ii)
  • (iv)
  • (iii)

d.

  • (iii)
  • (iv)
  • (ii)
  • (i)

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