The bond angle of sp² – hybrid orbital is
The bond angle of sp² – hybrid orbital is
Options
(a) 105° (b) 180° (c) 120° (d) 109° 28′
Correct Answer:
120°
Explanation:
No explanation available. Be the first to write the explanation […]
The bond angle of sp² – hybrid orbital is
Options
(a) 105° (b) 180° (c) 120° (d) 109° 28′
Correct Answer:
120°
Explanation:
No explanation available. Be the first to write the explanation […]
Hinge joint occurs between
Options
(a) humerus and radio-ulna (b) femur and pelic girdle (c) hemures and pectoral girdle (d) body and head
Correct Answer:
humerus and radio-ulna
Explanation:
No explanation available. Be […]
The ‘end organs of Ruffini’ are receptors of
Options
(a) pressure (b) cold (c) heat (d) touch
Correct Answer:
heat
Explanation:
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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 […]
When vegetative cells of zygote form embryo, it is called
Options
(a) diploid polyembryony (b) apomixis (c) apospory (d) adventive polyembryony
Correct Answer:
adventive polyembryony
Explanation:
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Double fertilization is the characteristic of
Options
(a) angiosperms (b) gymnosperms (c) algae (d) pteridophytes
Correct Answer:
angiosperms
Explanation:
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The disease due to which maximum death is children occur is
Options
(a) diphtheria (b) whooping cough (c) tuberculosis (d) measles
Correct Answer:
measles
Explanation:
No explanation available. Be the first to write […]
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