Active and passive transports across cell membrane differ in
Options
(a) passive transport is non selective (b) passive transport is along the concentration gradient while active transport is due to metabolic energy (c) […]
For a plasmolysed cell which equation is correct?
Options
(a) DPD = OP + TP (b) DPD = TP (c) DPD = OP (d) DPD = OP- TP
Correct Answer:
DPD = OP
Acetyl CoA is produced from pyruvate by
Options
(a) oxidative decarboxylation (b) oxidative photophosphorylation (c) oxidative hydrogenation (d) oxidative photorespiration
Correct Answer:
oxidative decarboxylation
Explanation:
No explanation available. Be the first to write […]
Anaerobic respiration, after glycolysis, is called
Options
(a) restoration (b) multiplication (c) fermentation (d) fragmentation
Correct Answer:
fermentation
Explanation:
Fermentation or anaerobic respiration occurs in the absence of O₂. It involves breakdown of organic […]
ATP is injected in cyanide poisoning because it is
Options
(a) necessary for cellular functions (b) necessary for Na⁺- K⁺ pumb (c) Na⁺- K⁺ pumb operates at the cell membranes (d) ATP breaks […]
Cellular respiration occurs in
Options
(a) nucleus (b) Golgi body (c) ribosomes (d) mitochondria
Correct Answer:
mitochondria
Explanation:
No explanation available. Be the first to write the explanation for this question by […]
A plant has 25 chromosomes in “microspore mother cell”. The number of chromosomes in its endosperm will be
Options
(a) 36 (b) 24 (c) 12 (d) 48
Correct Answer:
36
Explanation:
No explanation […]
Development of a sporophyte directly from gametophytic tissue is called
Options
(a) apospory (b) apogamy (c) parthenogenesis (d) parthenocarpy
Correct Answer:
apogamy
Explanation:
No explanation available. Be the first to write the explanation […]
Embryo from egg without fertilisation is
Options
(a) parthenogenesis (b) apogamy (c) parthenocarpy (d) allogamy
Correct Answer:
parthenogenesis
Explanation:
No explanation available. Be the first to write the explanation for this question by […]
Formation of embryo sac in the angiosperms is called
Options
(a) double fertilization (b) double fusion (c) trible fusion and double fertilization (d) trible fusion
Correct Answer:
trible fusion
Explanation:
No explanation available. […]
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