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Science · 2022 · 3 marks
CBSE 2022 · Region 4 · Set 1 · Q10
In flowering plants, the pollen grains are transferred to stigma by pollination but the female germ cells are present in the ovary. Explain with the…
In flowering plants, the pollen grains are transferred to stigma by pollination but the female germ cells are present in the ovary. Explain with the help of a labelled diagram (only concerned parts), how the male germ cell reaches the ovary.
Marking-scheme solution
After the pollen lands on a suitable stigma, it has to reach the female germ cells which is located in the ovary. For this a tube grows out of the pollen grain and travels through the style to reach the ovary.
Germination of pollen on stigma
Labelling: pollen tube/ ovary/ male germ cell
Germination of pollen on stigma
Labelling: pollen tube/ ovary/ male germ cellAll How do Organisms Reproduce? questions2022 question paperNCERT solutions: How do Organisms Reproduce?Practice How do Organisms Reproduce? →
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CBSE Class 10 Science past-paper question from the 2022 board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.