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:
No explanation available. Be the first to write […]
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 […]
Animals having pseudocoelomate and triploblastic nature are present in phyla
Options
(a) annelida (b) arthropoda (c) aschelminthes (d) platyhelminthes
Correct Answer:
aschelminthes
Explanation:
No explanation available. Be the first to write the explanation […]
In gymnosperm, the endosperm is formed by
Options
(a) fusion of two polar nuclei (b) fertilized egg (c) fusion of one polar nuceus (d) germination of one megaspore
Correct Answer:
germination of one […]
Piercing and sucking mouth parts are found in
Options
(a) mosquitoes (b) butterfly (c) house fly (d) ticks
Correct Answer:
mosquitoes
Explanation:
No explanation available. Be the first to write the explanation for […]
The pigment haemocyanin is found in
Options
(a) chordata (b) mollusca (c) annelida (d) echinodermata
Correct Answer:
mollusca
Explanation:
No explanation available. Be the first to write the explanation for this question by […]
…. Is the activator of ribulose biphosphate carboxylase oxygenase
Options
(a) Mg²⁺ (b) Zn²⁺ (c) Ca²⁺ (d) SO²¯₄
Correct Answer:
Mg²⁺
Explanation:
No explanation available. Be the first to write the explanation for […]
Adenosine triphosphate possess
Options
(a) three high energy bonds (b) four high energy bonds (c) two high energy bonds (d) one high energy bonds
Correct Answer:
two high energy bonds
Explanation:
No explanation […]
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