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…
7 years ago
BHU2000
Hinge joint occurs between
Hinge joint occurs between Options (a) humerus and radio-ulna (b) femur and pelic girdle (c) hemures and pectoral girdle (d)…
7 years ago
The ‘end organs of Ruffini’ are receptors of
The 'end organs of Ruffini' are receptors of Options (a) pressure (b) cold (c) heat (d) touch Correct Answer: heatExplanation:No…
7 years ago
Which hormone is responsible for fruit ripening?
Which hormone is responsible for fruit ripening? Options (a) auxin (b) ethylene (c) florigen (d) cytokinin Correct Answer: ethyleneExplanation:No explanation…
7 years ago
When vegetative cells of zygote form embryo, it is called
When vegetative cells of zygote form embryo, it is called Options (a) diploid polyembryony (b) apomixis (c) apospory (d) adventive…
7 years ago
Double fertilization is the characteristic of
Double fertilization is the characteristic of Options (a) angiosperms (b) gymnosperms (c) algae (d) pteridophytes Correct Answer: angiospermsExplanation:No explanation available.…
7 years ago
The disease due to which maximum death is children occur is
The disease due to which maximum death is children occur is Options (a) diphtheria (b) whooping cough (c) tuberculosis (d)…
7 years ago