Double fertilization in flowering plants — task. Science State Board, Class 10.

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எங்கள் ஆசிரியர்களுடன் 1-ஆன்-1 ஆலோசனை நேரத்தைப் பெறுங்கள். டாப்பர் ஆவதற்கு நாங்கள் பயிற்சி அளிப்போம்

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Choose all the best ones:

1. During which of these conditions does the pollen grain germinate.

When the pollen grains fall on the stigma
When the pollen grain adheres to the stigma
When the pollen grains fall on the anther

2. What happens to the vegetative cell?

It splits into two male gametes
It degenerates inside the pollen tube
It splits into two sperms

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