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  • Which of the following statements is not correct?  Option: 1 Insects that consume pollen or nectar without bringing about pollination

Which of the following statements is not correct?

 

Option: 1

Insects that consume pollen or nectar without bringing about pollination are called pollen nectar robbers

 


Option: 2

Pollen germination and pollen tube growth are regulated by chemical components of pollen interacting with those of the pistil

 


Option: 3

 Some reptiles have also been reported as pollinators in some plant species

 


Option: 4

Pollen grains of many species can germinate on the stigma of a flower, but only one pollen tube of the same species grows into the style

 


Answers (1)

best_answer

Pollen grains of different species are incompatible, so they fail to germinate. Only the pollen of the same species germinate and can form a pollen tube which grows and finally dispatches male gamete to embryo sac. Hence, the correct answer is option 4. 

 

Posted by

shivangi.shekhar

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