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: 3430

#Zoology

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

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#Question id: 3431

#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

#Zoology

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

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#Question id: 3433

#Zoology

Which of the following is true about imprinting?

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#Question id: 3434

#Zoology

type of learning that can occur only during a brief period of early life and results in a behavior that is difficult to modify through later experiences is called

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#Question id: 30

#Biochemistry

Amongst the following chemical elements that are essential to organisms, which of the following set of elements have an atomic number above that of selenium?