If pollen grains reach the stigma of a flower of a wrong species why will seeds usually not form?
Answer and explanation
Correct answer: Because lack of compatibility can make pollen tube growth or fertilisation fail
Step 1: Pollen from the correct species is needed for successful fertilisation. Step 2: Pollen from a wrong species may not germinate properly on stigma. Step 3: If the male gamete does not reach ovule seed will not form.
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What is the correct answer to this question?
Because lack of compatibility can make pollen tube growth or fertilisation fail
Why is this the correct answer?
Step 1: Pollen from the correct species is needed for successful fertilisation. Step 2: Pollen from a wrong species may not germinate properly on stigma. Step 3: If the male gamete does not reach ovule seed will not form.
Which subject and chapter does this question cover?
This is a Class 10 Science question. Chapter: World of Living. Topic: Reproduction.
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