NSO Level 1- Science Olympiad (SOF) Class 9: Questions 194 - 197 of 1128

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Question 194

Question

MCQ▾

10 % rule states that

Choices

Choice (4)Response

a.

at each trophic level 10 % energy is lost

b.

90 % energy is utilized by organisms for growth, respiration, repair and development or is lost as heat

c.

at each trophic level 90 % energy is lost and only 10 % energy is carried forward to next trophic level

d.

Both b. and c. are correct

Question 195

Question

MCQ▾

Totipotency is

Choices

Choice (4)Response

a.

capability of a cell to develop whole plant

b.

capability of a cell to develop leaf only

c.

capability of a cell to develop stem only

d.

capability of a cell to develop flower only

Question 196

Question

MCQ▾

Gene bank is an example of

Choices

Choice (4)Response

a.

conservation of plants and animals within their natural habitats

b.

not related with the conservation of plants and animals

c.

conservation of plants and animals outside their natural habitats

d.

Question does not provide sufficient data or is vague

Question 197

Question

MCQ▾

Herbarium is important for

Choices

Choice (4)Response

a.

Provide necessary information for identification of varieties of newly collected plant species

b.

Taxonomic research facility

c.

Provides economical and ethanobotanical data

d.

All a., b. and c. are correct

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