Which enzyme catalyzes the reaction of ATP formation during chemiosmosis?
a. ATP hydrolase
b. ATP synthase
d. ATP synthetase
ATP and NADPH produced during photosynthesis, are used in which of the following reactions?
b. Biosynthetic phase
d. Hydrolytic phase
Dark reaction depends upon-
a. Presence of darkness
b. Presence of light
c. Products of light reactions
d. Products of biosynthetic phase
The first dark reaction or CO2 fixation product is-
a. 3C – Organic Acid
b. 6C – Organic Acid
c. 5C – Organic Acid
d. 1C – Organic Acid
Melvin-Calvin used ------- radioactive in-----studies for the discovery of first CO2 fixation product.
a. 14C , Fungal photosynthesis
b. 14C , Algal photosynthesis
c. 15N , Fungal photosynthesis
d. 15N , Algal photosynthesis
The first product of C3 and C4 cycle are:
a. PGA, PGAL
b. PGA, OAA
c. PGAL, RuBP
d. PGAL, OAA
What is the primary acceptor of CO2 in dark reaction?
a. Ketose sugar
b. Aldose sugar
c. Fatty acid
Which of the following is not a step of photosynthesis?
The order of three steps of Calvin cycle is-
a. Carboxylation- Reduction-Regeneration
b. Reduction-Regeneration- Carboxylation
c. Regeneration-Carboxylation- Reduction
d. Reduction- Carboxylation –Regeneration