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Diploid secondary nucleus in the embryo sac of angiosperm is the product of:

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Important Questions on Reproduction in Lower and Higher Plants

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Biology>Reproduction>Reproduction in Lower and Higher Plants>Sexual Reproduction in Plants
Which one of the following generates new genetic combinations leading to variation?
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Which one of the following statements is not true?
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In the majority of angiosperms:
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Functional megaspore in an angiosperm develops into:
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Male gametophyte in angiosperms produces :
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Biology>Reproduction>Reproduction in Lower and Higher Plants>Sexual Reproduction in Plants
Which one of the following is NOT a mode of asexual reproduction?
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Biology>Reproduction>Reproduction in Lower and Higher Plants>Sexual Reproduction in Plants
The ovule of an angiosperm is technically equivalent to
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Ubisch bodies are produced from ___.
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In Angiosperms, microsporogenesis and megasporogenesis:
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Which is the most common mechanism of genetic variation in the population of sexually-reproducing organism?
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Pollen tablets are available in the market for:
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Biology>Reproduction>Reproduction in Lower and Higher Plants>Sexual Reproduction in Plants
Explain the different types of endosperms in angiosperms.
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The body of the ovule is fused within the funicle at
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The hard outer layer of pollens, named exine, is made of
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Biology>Reproduction>Reproduction in Lower and Higher Plants>Sexual Reproduction in Plants
The Campylotropous ovule is characterized by _____.
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During an excavation of soil, pollen fossil were retrieved from deepest layer of soil. The pollen grains remained fossils because:
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Biology>Reproduction>Reproduction in Lower and Higher Plants>Sexual Reproduction in Plants
If we explore anther wall from outside to inside then which sequence will be correct?
A- Endothecium
B- Tapetum
C- Epidermis
D- Middle Layer
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Biology>Reproduction>Reproduction in Lower and Higher Plants>Sexual Reproduction in Plants
The hilum is a scar on the:
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Biology>Reproduction>Reproduction in Lower and Higher Plants>Sexual Reproduction in Plants
Which one of the following statements is not true?
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Biology>Reproduction>Reproduction in Lower and Higher Plants>Sexual Reproduction in Plants

The plant parts which consist of two generations one within the other:

(a) Pollen grains inside the anther
(b) Germinated pollen grain with two male gametes
(c) Seed inside the fruit
(d) Embryo sac inside the ovule