Vegetative reproduction by layering is found in
Options
(a) rose (b) jasmine (c) mango (d) all of these
Correct Answer:
jasmine
Explanation:
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Vegetative fertilization leading to the formation of endosperm refers to
Options
(a) fusion of male gamete with diploid secondary nucleus (b) fusion of female gamete with diploid secondary nucleus (c) fusion of two […]
Vegetative propagation by leaves occurs in
Options
(a) Allium (b) Agave (c) Kalanchoe (d) Asparagus
Correct Answer:
Kalanchoe
Explanation:
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What is the number of chromosomes in aleurone layer if 10 numebr of chromosomes are found in megaspore mother cell?
Options
(a) 10 (b) 20 (c) 15 (d) None of these
Correct Answer: […]
When pollen tube enters into the ovule by integument, it is called
Options
(a) dicliny (b) herkogamy (c) chalazogamy (d) mesogamy
Correct Answer:
mesogamy
Explanation:
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When seed germinates, while the fruit is attached to the parent plant, it is called
Options
(a) parthenocarpy (b) vivipary (c) apomixis (d) parthenogenesis
Correct Answer:
vivipary
Explanation:
No explanation available. Be the […]
Which is the part of female reproductive system?
Options
(a) anther (b) embryo sac (c) stamen (d) all of these
Correct Answer:
embryo sac
Explanation:
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Which of the following four phases, in the post emergence life of an angiospermic plant, begins just after germination of seed and ends when the plant develops the capacity to reproduce?
Options
(a) […]
Which of these cells is the largest cell of the ovule?
Options
(a) antipodal cell (b) central cell (c) megaspore mother cell (d) the size of the cells varies from species to species […]
Which of these is not essential for allogamy?
Options
(a) self sterility (b) dichogamy (c) heterogamy (d) None of these
Correct Answer:
None of these
Explanation:
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