A small lake has three trophic level – Phytoplankton(autotroph) , Zooplankton (herbivore ) and planktivorous fish ( primary carnivore) . In to this lake Population of some other primary carnivore introduced to study top down effect . What is expected long term consequence of this  introduction ?

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#Question id: 3262

#XL - T Zoology

In a population, the genotype frequencies are: f(A1A1)= 0.35; f(A1A2) = 0.30; f(A2A2) = 0.35; Which of the following statement is correct?

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#Question id: 3263

#XL - T Zoology

From an evolutionary point of view, plant tendrils derived from leaves and those derived from stems are examples of

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#Question id: 3429

#XL - T Zoology

Which of the following is a behavioral pattern that results from a proximate cause?

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#Question id: 3430

#XL - T Zoology

The proximate causes of behavior are interactions with the environment, but behavior is ultimately shaped by

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#Question id: 3431

#XL - T Zoology

In the territorial behavior of the stickleback fish, the red belly of one male elicits attack from another male by functioning as

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#Question id: 3432

#XL - T Zoology

Which of the following statements is (are) true of fixed action patterns?