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STD 12 - 11. organisms and populations — BIOLOGY STD 12 Science — Question

Rajasthan BoardEnglish MediumSTD 12 ScienceBIOLOGYSTD 12 - 11. organisms and populations1 Mark
MCQ
Competition occurs when
  • A
    Closely related species compete for same resources
  • B
    Unrelated species compete for same resources
  • ✓
    Both $(a)$ and $(b)$
  • D
    Natural resources are unlimited
✓

Answer

Correct option: C.
Both $(a)$ and $(b)$
c
Competition occurs for same limited resources between closely related or unrelated species.

It is generally believed that competition occurs when closely related species compete for same resources that are limiting. But this is not true unrelated species also compete for same resources. This is called interspecific competition which proves to be the potent force in organic evolution

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