Biology

A hormone delaying sencescence is

A hormone delaying sencescence is Options (a) auxin (b) cytokinin (c) ethylene (d) gibberellin Correct Answer: cytokininExplanation:No explanation available. Be…

Auxanometer is used to detect

Auxanometer is used to detect Options (a) respiration (b) transpiration (c) plant movement (d) growth Correct Answer: growthExplanation:No explanation available.…

Cytokinin synthesis is maximum in

Cytokinin synthesis is maximum in Options (a) leaves (b) roots (c) fruit (d) shoot tip Correct Answer: rootsExplanation:No explanation available.…

Foolish seedling disease of rice led to the discovery of

Foolish seedling disease of rice led to the discovery of Options (a) abscisic acid (b) cytokinin (c) 2,4-D (d) gibberellin…

Bone marrow is absent in

Bone marrow is absent in Options (a) fishes (b) birds (c) reptilia (d) amphibia Correct Answer: birdsExplanation:No explanation available. Be…

Liver and pancreas of frog and rabbit are derived from

Liver and pancreas of frog and rabbit are derived from Options (a) ectoderm (b) mesoderm (c) endoderm (d) mesoderm and…

The excretory material of marine bony fish is

The excretory material of marine bony fish is Options (a) ammonia (b) amino acid (c) urea (d) protein Correct Answer:…

The type of vertebrae in suborder ophidia is

The type of vertebrae in suborder ophidia is Options (a) amphicoelous (b) heterocoelous (c) acoelous (d) procoelous Correct Answer: procoelousExplanation:No…

3-phosphoglyceric acid (PGA) as the first CO₂ fixation product in algal

3-phosphoglyceric acid (PGA) as the first CO₂ fixation product in algal photosynthesis was discovered by Options (a) Joesph Priestley (b)…

Assimilatory power’ is

Assimilatory power' is Options (a) NADH₂ (b) NADPH₂ (c) NADPH₂ + ATP (d) ATP Correct Answer: NADPH₂ + ATPExplanation:No explanation…