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  • Select the correct statement(s) 1) Pollen grains are generally spherical measuring about 25-50 micro-meter in diameter  2) The hard outer layer exine and inner sporopolleni

Select the correct statement(s)

1) Pollen grains are generally spherical measuring about 25-50 micro-meter in diameter 

2) The hard outer layer exine and inner sporopollenin 

3 ) It has a prominent two layered wall 

4 ) pollen grain exine has prominent apertures called germ pores 

Option: 1

1 , 2 , 4 


Option: 2

1 and 4 only 


Option: 3

3 only 


Option: 4

1, 3 and 4 


Answers (1)

best_answer

As we have learned 

Experiment to reveal the structure of pollen grains -

Open the anthers of Hibiscus or any other flower you would find the deposition of yellowish powdery pollen grains. Sprinkle these grains on a drop of water taken on a glass slide and observe under the microscope.

- wherein

You will see the variety of architecture - sizes, shape, colour, designs - seen on the pollen grains in different species.

Experiment to reveal the structure of pollen grains

1 , 3  and 4 

 

Posted by

Gaurav

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