A chemical compund having which of the following hormone is used for artificial ripening of fruits?
Options
(a) gibberellin (b) IAA (c) ethylene (d) zeatin
Correct Answer:
ethylene
Explanation:
No explanation available. Be […]
ABA is involved in
Options
(a) dormancy of seeds (b) shoot elongation (c) increased cell division (d) root elongation
Correct Answer:
dormancy of seeds
Explanation:
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Bud dormancy is induced by
Options
(a) ABA (b) ethylene (c) IAA (d) gibberellic acid
Correct Answer:
ABA
Explanation:
No explanation available. Be the first to write the explanation for this question by […]
Excessive elongation of plant stem is due to
Options
(a) IAA (b) cytokinin (c) auxin (d) gibberellin
Correct Answer:
gibberellin
Explanation:
No explanation available. Be the first to write the explanation for this […]
Which hormone is responsible for fruit ripening?
Options
(a) auxin (b) ethylene (c) florigen (d) cytokinin
Correct Answer:
ethylene
Explanation:
No explanation available. Be the first to write the explanation for this question […]
The common biosynthetic inhibitor of gibberellic acid is
Options
(a) rosic acid (b) jasmonic acid (c) citric acid (d) lactic acid
Correct Answer:
jasmonic acid
Explanation:
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Equipment used for the measurement of growth in plants is known as
Options
(a) auxanometer (b) respirometer (c) potometer (d) atmometer
Correct Answer:
auxanometer
Explanation:
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Gibberellins can promote seed germination because of their influence on
Options
(a) rate of cell division (b) production of hydrolyzing enzymes (c) synthesis of abscisic acid (d) absorption of water through hard seed […]
Opening of flower is an example of
Options
(a) spontaneous movement (b) hyponasty movement (c) epinasty movement (d) cleistogamous movement
Correct Answer:
epinasty movement
Explanation:
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The pigment responsible for photomorphogenetic response is
Options
(a) xanthophyll (b) cytochrome (c) chlorophyll b (d) phytochrome
Correct Answer:
phytochrome
Explanation:
No explanation available. Be the first to write the explanation for this […]
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