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Organisms and Populations — BIOLOGY STD 12 Science — Question

Gujarat BoardEnglish MediumSTD 12 ScienceBIOLOGYOrganisms and Populations5 Marks
Question
  1. Why are herbivores considered similar to predators in the ecological context? Explain.
  2. Differentiate between the following interspecific interactions in a population:
  1. Mutualism and Competition.
  2. Commensalism and Amensalism.
✓

Answer

  1. Transfer of energy fixed by plants to the next trophic level - carnivores, Maintain the plant population under control.
  2.  
  1. In mutualism both the species benefit.
In competition - survival of both challenged/struggle for existence.
  1. Commensalism - One is benefitted. The other is neither benefitted nor harmed.
Amensalism - One is harmed and the other is unaffected.

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