A good example of an auxin herbicide is
A good example of an auxin herbicide is
Options
(a) 2,4-D (b) IAA (c) IBA (d) NAA
Correct Answer:
2,4-D
Explanation:
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Enhancement in Food Production
Atmospheric nitrogen-fixation is carried by
Atmospheric nitrogen-fixation is carried by
Options
(a) Funaria (b) Chlamydomonas (c) Anabaena (d) fern gametophyte
Correct Answer:
Anabaena
Explanation:
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Desired improved varieties of economically useful crops are raised by
Desired improved varieties of economically useful crops are raised by
Options
(a) migration (b) biofertilizer (c) hybridization (d) natural selection
Correct Answer:
hybridization
Explanation:
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Emasculation is concerned with
Emasculation is concerned with
Options
(a) hybridisation (b) mass selection (c) clonal selection (d) pure line selection
Correct Answer:
hybridisation
Explanation:
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A cross between donkey and horse is a
A cross between donkey and horse is a
Options
(a) polyhybrid cross (b) monohybrid cross (c) dihybrid cross (d) reciprocal cross
Correct Answer:
reciprocal cross
Explanation:
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An insecticide extracted from the leaves of neem is
An insecticide extracted from the leaves of neem is
Options
(a) aldicarb (b) malathion (c) rotenone (d) azadirachtin
Correct Answer:
azadirachtin
Explanation:
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Cultivation of trees, in a dwarf form ,is known as
Cultivation of trees, in a dwarf form ,is known as
Options
(a) apomixis (b) ikebana (c) arboriculture (d) bonsai
Correct Answer:
bonsai
Explanation:
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Emasculation is achieved by the removal of
Emasculation is achieved by the removal of
Options
(a) entire gynoecium (b) stigma (c) anthers (d) petals and sepals
Correct Answer:
anthers
Explanation:
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2,4-D is an effective
2,4-D is an effective
Options
(a) fungicide (b) rodenticide (c) weedicide (d) wormicide
Correct Answer:
weedicide
Explanation:
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Ammonium sulphate is
Ammonium sulphate is
Options
(a) pesticide (b) weed killer (c) fertilizer (d) enzyme
Correct Answer:
fertilizer
Explanation:
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