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Reproduction In Organisms

Question
CBSEENBI12003480
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Which of the following features can be said to be a true defining feature of living beings without any exception

  • They can digest their food.

  • All of them can reproduce.

  • They can regenerate.

  • They can respond to external stimuli.

Solution

D.

They can respond to external stimuli.

All organisms, from the prokaryotes to the most complex eukaryotes can sense and respond to environmental cues eg. Photoperiod affects reproduction in seasonal breeders, both· plants and animals. Consciousness therefore, becomes the defining property of living organisms.

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