The point of attachment of the cotyledons on the tigellum is
above the hypocotyl
below the epicotyl
called first node
as stated in each of these
The point of attachment of the cotyledons on the tigellum is
How many pollen mother cells should undergo meiotic division to produce 64 pollen grains? |
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In a fully developed male gametophyte the number of nuclei is |
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Which of the following is necessary for seed formation in angiosperm? |
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Commonly in a mature fertilized ovule n, 2n and 3n condition is respectively found in |
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Karyogamy is |
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Assertion: 7-celled, 8 nucleate and monosporic embryo sac is called Polygonum type of embryo sac. Reason: It was discovered by Hofmeister for the first time in Polygonum. |
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Anthesis is |
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Which of the following is not concerning pollination? |
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In angiosperms, meiosis occurs at the time of |
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The point of attachment of the cotyledons on the tigellum is |
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