Perisperm is
Perisperm is
Options
(a) ruminant of endosperm (b) ruminant of nucellus (c) ruminant of embryo (d) ruminant of endosperm & ruminant of nucellus & ruminant of embryo
Correct Answer:
ruminant of nucellus
Explanation:
Perisperm […]
Biology
Plants of edible banana are propagated by
Plants of edible banana are propagated by
Options
(a) leaf base (b) seeds (c) flower buds (d) suckers
Correct Answer:
suckers
Explanation:
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Pollen kitt substance is supplied by
Pollen kitt substance is supplied by
Options
(a) tapetum (b) endothecium (c) microspore mother cell (d) middle layer
Correct Answer:
tapetum
Explanation:
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Pollent grains are shed at which stage?
Pollent grains are shed at which stage?
Options
(a) 2 celled (b) 3 celled (c) usually at 2-celled, but sometimes 3-celled (d) single celled stage
Correct Answer:
usually at 2-celled, but sometimes 3-celled
Pollination between different flowers of the same plant is called
Pollination between different flowers of the same plant is called
Options
(a) autogamy (b) geitonogamy (c) xenogamy (d) allogamy
Correct Answer:
geitonogamy
Explanation:
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Pollination by air is called
Pollination by air is called
Options
(a) anemophily (b) hydrophily (c) entomophily (d) zoophilly
Correct Answer:
anemophily
Explanation:
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Pollination by bats is called
Pollination by bats is called
Options
(a) anemophily (b) hydrophily (c) ornithophily (d) chiropterophily
Correct Answer:
chiropterophily
Explanation:
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Pollination is best defined as
Pollination is best defined as
Options
(a) growth of pollen tube in ovule (b) Trasnfer of pollen from another to stigma (c) visiting of flowers by insects (d) germination of pollen grains
Correct […]
Pollinia are present in which plant family?
Pollinia are present in which plant family?
Options
(a) asteraceae (b) myrtaceae (c) asclepiadaceae (d) malvaceae
Correct Answer:
asclepiadaceae
Explanation:
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Polyploidy can result from
Polyploidy can result from
Options
(a) double fertilization (b) polyspermy (c) diploid gametes (d) double fertilization & polyspermy & diploid gametes
Correct Answer:
diploid gametes
Explanation:
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