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Why plants can get along without the need for specialised respiratory organs?

(a) It would be an extra expense

(b) They don’t like it

(c) Each plant part takes care of its own needs

(d) Oxygen is easily available for all the parts of the plants

The question was asked during an interview for a job.

Query is from Respiration in Plants topic in portion Respiration in Plants of Biology – Class 11

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The correct choice is (c) Each plant part takes care of its own needs

Easiest explanation: There are several reasons why plants can get along without respiratory organs.

i. Each plant part takes care of its own gas-exchange needs

ii. Plants do not present great demands for gas exchange

iii. The distance that gases must diffuse is not large.

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