CBSE 2024 · Region 3 · Set 1 · Q22 · 3 marks
Draw a longitudinal section of pistil of a flower showing growth of the pollen tube. Label the part :(a)through which the pollen tube moves down.(b)the cell wherein the pollen tube releases its contents.
Draw a longitudinal section of pistil of a flower showing growth of the pollen tube. Label the part :
(a)
through which the pollen tube moves down.
(b)
the cell wherein the pollen tube releases its contents.
Marking-scheme solution
L.S. of Pistil
(a)
Style
(b)
Synergid
Sexual Reproduction in Flowering PlantsPre-fertilisation: Structures and EventsApplyshort_answermedium
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CBSE Class 12 Biology past-paper question from the 2024board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.