Organisms and Populations


  1. Choose the correct match









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    These are all insectivorous plants.

    Correct Option: C

    These are all insectivorous plants.


  1. Which type of association is found in between entomophilous flower and pollinating agent









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    Commensalism is interaction between two individuals in which one is benefitted while the other is unaffected. In mutualism both individuals are beneficial for each other. The pollinating insect gets nectar from flower and in turn helps in pollination of flowers.

    Correct Option: A

    Commensalism is interaction between two individuals in which one is benefitted while the other is unaffected. In mutualism both individuals are beneficial for each other. The pollinating insect gets nectar from flower and in turn helps in pollination of flowers.



  1. Exponential growth of cells is a characteristic feature of









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    Tissue culture cells graph is ‘J’ shaped.

    Correct Option: A

    Tissue culture cells graph is ‘J’ shaped.


  1. A pair of insectivorous plants is









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    Insectivorous plants supplement the supply of nitrogenous food by capturing and digesting insects. Pitcher plant (Nepenthes) and bladderwort (Utricularia) are both insectivorous plants.

    Correct Option: B

    Insectivorous plants supplement the supply of nitrogenous food by capturing and digesting insects. Pitcher plant (Nepenthes) and bladderwort (Utricularia) are both insectivorous plants.



  1. An interesting modification of flower shape for insect pollination occurs in some orchids in which a male insect mistakes the pattern on the orchid flower for the female of his species and tries to copulate with it, thereby pollinating the flower. This phenomenon is called









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    Mimicry is resemblance of an organism to its natural surrounding, a non-living object or another organism for concealing itself from its enemies. Flowers of Ophrys muscifera resemble the female wasps of Colpa aurea so that the male wasp tries to copulate with the flowers and pollinate them.

    Correct Option: A

    Mimicry is resemblance of an organism to its natural surrounding, a non-living object or another organism for concealing itself from its enemies. Flowers of Ophrys muscifera resemble the female wasps of Colpa aurea so that the male wasp tries to copulate with the flowers and pollinate them.