Which of the following is the first compound that accepts carbon dioxide during dark reaction of photosynthesis?
Options
(a) NADP I (b) RuBP (c) ferredoxin (d) cytochrome
Correct Answer:
RuBP
Explanation:
In C₃ […]
The rate of photosynthesis is higher in
Options
(a) very high light (b) continuous light (c) red light (d) green light
Correct Answer:
red light
Explanation:
The range of photosynthetically active radiation (PAR) […]
Oxaloacetic acid changes to the malic acid by the action of enzyme
Options
(a) oxaloacetic dehydrogenase (b) malic dehydrogenase (c) PEP dehydrogenase (d) RMP dehydrogenase
Correct Answer:
malic dehydrogenase
Explanation:
No explanation available. […]
In prokaryota, ribosomes present is
Options
(a) 70 S (b) 10 S (c) 80 S (d) 20 S
Correct Answer:
70 S
Explanation:
No explanation available. Be the first to write the explanation for […]
In maize, PEP -carboxylation reaction takes place in
Options
(a) epidermis (b) bundle sheath cells (c) mesophyll cells (d) bundle sheath and cortex
Correct Answer:
mesophyll cells
Explanation:
No explanation available. Be the first […]
Hormone involved in phototropism is
Options
(a) kinetin (b) IAA (c) gibberellins (d) 2,4-D
Correct Answer:
IAA
Explanation:
Phototropism is the bending response of shoots towards the source of light. It is promoted by […]
The flower, which opens once in its life time, is called
Options
(a) cleistogamous (b) polycarpic (c) cleistocarpic (d) monocarpic
Correct Answer:
monocarpic
Explanation:
No explanation available. Be the first to write the […]
Which of the following is a single membrane structure?
Options
(a) lysosomes (b) chloroplast (c) mitochondria (d) endoplasmic reticulum
Correct Answer:
lysosomes
Explanation:
No explanation available. Be the first to write the explanation […]
Conjoint, collateral and open vascular bundles are present in
Options
(a) monocot root (b) dicot root (c) monocot stem (d) dicot stem
Correct Answer:
dicot stem
Explanation:
No explanation available. Be the first […]
A group of students are studying the transport of certain type of molecules in a cell. They observe that the transport slows down when the cells are treated with poison, a chemical, which inhibits energy […]
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