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Asymptote in a logistic growth curve is obtained when

  • The value of 'r' approaches zero

  • K = N

  • K > N

  • K > N


B.

K = N

A population growing in a habitat with limited resources shows logistic growth curve

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Annual migration does not occur in the case of

  • salmon

  • siberian crane

  • salamander

  • salamander


The amnion of mammalian embryo is derived from

  • ectoderm and mesoderm

  • endoderm and mesoderm

  • ectoderm and endoderm

  • mesoderm and trophoblast


Alexander Von Humbolt described for the first time

  • Ecological Biodiversity

  • Laws of limiting factor

  • Species area relationships

  • Species area relationships


Mycorrhizae are the example of

  • Fungistasis

  • Amensalism

  • Antibiosis

  • Antibiosis


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