Which pigment of the plant takes part in light reaction of photosynthesis
Which pigment of the plant takes part in light reaction of photosynthesis? Options (a) Xanthophyll (b) chlorophyll-a (c) carotene (d)…
5 years ago
UP2010
The rate of photosynthesis is higher in
The rate of photosynthesis is higher in Options (a) very high light (b) continuous light (c) red light (d) green…
5 years ago
H donor during photosynthesis is
H₂ donor during photosynthesis is Options (a) NADH (b) NADP (c) ATP (d) NADPH Correct Answer: NADPH Explanation: No explanation…
5 years ago
During which phase of cell cycle DNA duplication occurs
During which phase of cell cycle DNA duplication occurs? Options (a) G₁ phase (b) G₂ phase (c) S phase (d)…
5 years ago
Aspirin is chemically
Aspirin is chemically Options (a) methyl benzoate (b) ethyl salicylate (c) acetyl salicylic acid (d) o-hydroxy benzoic acid Correct Answer:…
7 years ago
Isoprene is used for the preparation of
Isoprene is used for the preparation of Options (a) teflon (b) rubber (c) nylon 66 (d) nylon Correct Answer: rubberExplanation:No…
7 years ago
The reduction of benzoyl chloride with H₂/Pd BaSO₄ gives
The reduction of benzoyl chloride with H₂/Pd BaSO₄ gives Options (a) benzoic acid (b) toluene (c) benzaldehyde (d) benzyl alcohol…
7 years ago
Which kind of isomerism is exhibited by octahedral [Co(NH₃)₄Br₂]Cl
Which kind of isomerism is exhibited by octahedral [Co(NH₃)₄Br₂]Cl Options (a) Geometrical and ionisation (b) Geometrical and optical (c) Optical…
7 years ago
Reaction of solid KMnO₄ ith conc.H₂SO₄ produces manganese heptoxide (Mn₂O₇) in
Reaction of solid KMnO₄ with conc.H₂SO₄ produces manganese heptoxide (Mn₂O₇) in Options (a) solution state (b) solid state (c) fine…
7 years ago
Aluminium is obtained by
Aluminium is obtained by Options (a) reducing Al₂O₃ with coke (b) electrolysing Al₂O₃ dissolved in Na₃AlF₆ (c) reducing Al₂O₃ with…
7 years ago