The pigment responsible for photomorphogenetic response is
Options
(a) xanthophyll (b) cytochrome (c) chlorophyll b (d) phytochrome
Correct Answer:
phytochrome
Explanation:
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Oxygen which is liberated during photosynthesis comes from
Options
(a) CO₂ (b) H₂O (c) chlorophyll (d) phosphoglyceric acid
Correct Answer:
H₂O
Explanation:
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Cytoplasm and nucleus are separated by a membrane which is
Options
(a) triple layered (b) double layered (c) single layered (d) multi layered
Correct Answer:
double layered
Explanation:
No explanation available. Be the […]
Genetically dwarf plants can be induced to grow tall by using
Options
(a) gibberellins (b) phycobillins (c) auxins (d) cytokinins
Correct Answer:
gibberellins
Explanation:
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Which of the following enzyme is used in genetic engineering?
Options
(a) DNAase (b) translocase (c) restriction endonuclease (d) topoisomerase
Correct Answer:
restriction endonuclease
Explanation:
No explanation available. Be the first to write […]
Which of the following plant is an endangered species in India?
Options
(a) Lycopodium sp (b) Pinus roxburghii (c) Hydrilla (d) Cedrus deodara
Correct Answer:
Lycopodium sp
Explanation:
No explanation available. Be the […]
Which of the following protects the embryo from external injury?
Options
(a) allantois (b) chorion (c) amnion (d) yolk sac
Correct Answer:
amnion
Explanation:
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One of the exsitu conservation methods for endangered species is
Options
(a) wildlife sanctuaries (b) biosphere reserves (c) cryopreservation (d) National parks
Correct Answer:
cryopreservation
Explanation:
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The amount of air inspired or expired with each normal breathe is
Options
(a) 1400 ml (b) 500 ml (c) 3000 ml (d) 1100 ml
Correct Answer:
500 ml
Explanation:
No explanation available. […]
Plants require which one of the following for the formation of ATP
Options
(a) N, Ca (b) N, P (c) N, Cu (d) K
Correct Answer:
N, P
Explanation:
No explanation available. Be […]
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