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Organisms and Populations — BIOLOGY STD 12 Science — Question

Bihar BoardEnglish MediumSTD 12 ScienceBIOLOGYOrganisms and Populations3 Marks
Question
Different animals respond to changes in their surrounding in different ways. Taking one example each, explain 'some animals undergo aestivation while others hibernation. How do fungi respond to adverse climatic conditions?
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Answer

  1. Aestivation is the phenomenon by which some animals escape in time the stressful conditions during summer.
  2. Hibernation is the phenomenon by which some animals escape in time the stressful conditions during winter.
  3. Fungi form various kinds of thick-walled spores that remain dormant during unfavourable conditions and germinate at the return of favourable conditions.

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