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Even after killing the generative cell w...

Even after killing the generative cell with a laser beam, the pollen grain of a flowering plant germinates and produces normal pollen tube because

A

Laser beam stimulates pollen germination and pollen tube growth

B

Laser beam does not damage the region from which pollen tube emerges

C

The contents of the killed generative cell permit germination and pollen growth

D

The vegetative cell has not been damaged

Text Solution

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The correct Answer is:
D
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PHYSICS WALLAH-SEXUAL REPRODUCTION IN FLOWERING PLANTS-LEVEL-2
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  5. Part of exine where sporopollenin is not present are called

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  6. Main function of endothecium (in anther) is :-

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  8. Dichogamy which helps in cross pollination is a floral mechanism in wh...

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  9. Xenogamy is

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  10. The correct match of the following is:

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  11. Consider the following statements and choose the ones that represents ...

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  12. Insect pollinated flowers usually possess:

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  17. Find the odd one wrt synergid

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  18. Chasmogamous and cleistogamous type of flowers are found in:

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  20. Advantage of cleistogamy is

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