Type of pollination in Commelina is
Options
(a) chasmogamy (b) geitonogamy (c) xenogamy (d) cleistogamy
Correct Answer:
cleistogamy
Explanation:
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Ubisch bodies are present in
Options
(a) pollen tube (b) pollen grain (c) micrspore (d) tapetum
Correct Answer:
tapetum
Explanation:
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Under water pollination occurs in
Options
(a) Nymphaea (b) Zostera (c) Vallisneria (d) Ottelia
Correct Answer:
Zostera
Explanation:
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Upon fertilization while ovule develops into seed, which structure develops from a nucleus?
Options
(a) pericarp (b) testa (c) perisperm (d) tegmen
Correct Answer:
perisperm
Explanation:
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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:
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