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Biology · 2025 · 1 mark
CBSE 2025 · Region 5 · Set 1 · Q6
Select the statements that are true for pollination mechanism in flowering plants from the given options. (i) In Vallisneria, the female flowers are…
Select the statements that are true for pollination mechanism in flowering plants from the given options.
(i)
In Vallisneria, the female flowers are pollinated by pollen grains inside the water.
(ii)
In Zostera, pollen grains are released on the surface of water.
(iii)
In most of the water-pollinated species, pollen grains are covered by a mucilaginous coating.
(iv)
Pollination by water is quite rare and limited to about $\displaystyle 30$ genera. Choose the correct answer :
Official answer
(C)
(iii) and (iv)
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CBSE Class 12 Biology past-paper question from the 2025 board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.