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Question
Identify the incorrect pair.
Options
sporopollenin – exine of pollen grain
tapetum – nutritive tissue for developing microspores
Nucellus – nutritive tissue for developing embryo
obturator – directs the pollen tube into micropyle
MCQ
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Solution
Nucellus – nutritive tissue for developing embryo
Explanation:
- Nucellus provides nutrition to the developing embryo sac, not to the embryo.
- Once the embryo sac develops, the nucellus is used up or degenerates.
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