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Ecosystems — BIOLOGY STD 12 Science — Question

Rajasthan BoardEnglish MediumSTD 12 ScienceBIOLOGYEcosystems2 Marks
Question
Explain brood parasitism with the help of an example.
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Answer

Koel is a parasitic bird (which has lost the instinct to make its own nest to lay eggs) has evolved the technique of layings eggs in the nest of a crow, Its eggs bear resemblences to those of crow.

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