Pollent grains are shed at which stage?
Pollent grains are shed at which stage? Options (a) 2 celled (b) 3 celled (c) usually at 2-celled, but sometimes…
6 years ago
AMU2005
Sporophyte formation from gametophyte is called
Sporophyte formation from gametophyte is called Options (a) apogamy (b) sporogenesis (c) gametogenesis (d) apospory Correct Answer: apogamyExplanation:No explanation available.…
6 years ago
Roots of higher plants show symbiosis with mycorrhizas for obtaining
Roots of higher plants show symbiosis with mycorrhizas for obtaining Options (a) sulphates (b) nitrogen (c) phosphates (d) all of…
6 years ago
What is formed when nitrobenzene is reduced using zinc and alkali
What is formed when nitrobenzene is reduced using zinc and alkali Options (a) Phenol (b) Hydrazobenzene (c) Aniline (d) Nitrosobenzene…
6 years ago
What percentage of energy is transferred from one trophic level to another?
What percentage of energy is transferred from one trophic level to another? Options (a) 10% (b) 1% (c) 0.10% (d)…
6 years ago
What is formed when nitrobenzene is reduced using zinc and alkali
What is formed when nitrobenzene is reduced using zinc and alkali Options (a) Phenol (b) Hydrazobenzene (c) Aniline (d) Nitrosobenzene…
6 years ago
Which of the following is obtained when auric chloride reacts with sodium
Which of the following is obtained when auric chloride reacts with sodium chloride Options (a) Na[AuCl] (b) Na[AuCl₂] (c) Na[AuCl₃]…
6 years ago
Which of the following lanthanide is commonly used
Which of the following lanthanide is commonly used Options (a) Lanthanum (b) Nobelium (c) Thorium (d) Cerium Correct Answer: CeriumExplanation:No…
6 years ago
The limiting radius ratio for tetrahedral shape is
The limiting radius ratio for tetrahedral shape is Options (a) 0 to 0.153 (b) 0.225 to 0.414 (c) 0.155 to…
6 years ago
Hexoses and pentoses are
Hexoses and pentoses are Options (a) disaccharides (b) monosaccharides (c) polysaccharides (d) oligosaccharides Correct Answer: monosaccharidesExplanation:No explanation available. Be the…
6 years ago