The first action spectrum of photosynthesis which was described by Engelmann was related
Options
(a) Algae (b) Mint plant (c) Bacteria (d) Bryophytes
Correct Answer:
Algae
Explanation:
Algae (Cladophora). TW Engelmann (1843-1909) did […]
The first acceptor of carbondioxide in C₄ plants is
Options
(a) malic acid (b) oxaloacetic acid (c) aspartic acid (d) phosphoenol pyruvic acid
Correct Answer:
phosphoenol pyruvic acid
Explanation:
No explanation available. Be […]
The enzymes ribulose biphosphate carboxylase-oxygenase and phosphoenol pyruvate carboxylase are activated by
Options
(a) Mg (b) Zn (c) Mo (d) Mn
Correct Answer:
Mg
Explanation:
No explanation available. Be the first to write […]
The electron lost by P₆₈₀ in the light reaction of photosynthesis is finally gained by
Options
(a) NADP (b) NADPH (c) ATP (d) ADP
Correct Answer:
NADPH
Explanation:
In noncyclic photophosphorylation electrons liberated […]
The chemical structure of chlorophyll a varies from chlorophyll b due to difference between
Options
(a) CH₃ and C₂H₅ (b) CH₃ and HCH=CH₂ (c) CH₃ and CHO (d) CHO and CH=CH₂
Correct Answer: […]
Substrate for photorespiration is
Options
(a) serine (b) glycolic acid or glycolate (c) IAA (d) malic acid
Correct Answer:
glycolic acid or glycolate
Explanation:
Photorespiration is light dependent process where utilization of oxygen […]
Solarisation is the
Options
(a) Formation of chlorophyll (b) destruction of chlorophyll (c) utilisation of sunlight (d) effect of solar light
Correct Answer:
destruction of chlorophyll
Explanation:
Photorsynthesis starts at quite low intensity […]
Role of peroxisomes in photorespiration is
Options
(a) helps in the oxidation of glycolate (b) helps in the oxygenation of vacuole (c) helps in the synthesis of PGA (d) helps in the reduction […]
Reduction of NADP takes place in
Options
(a) cyclic photophosphorylation (b) non-cyclic photophosphorylation (c) oxidative photophosphorylation (d) non-oxidative photophosphorylation
Correct Answer:
non-cyclic photophosphorylation
Explanation:
Phosphorylation takes place in two ways-cyclic and noncyclic. In […]
PS-I and PS-II was discovered by
Options
(a) Robert Emerson (b) Arnon (c) Blackman (d) Robert Mayer
Correct Answer:
Robert Emerson
Explanation:
Robert Emerson discovered the photosystem-I (PS-I) and photosystem-II(PS-II).
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