181. $${C_4}$$ plants are more efficient in photosynthesis than $${C_3}$$ plants due to:

A Higher leaf area
B Presence of larger number of chloroplasts in the leaf cells
C Presence of thin cuticle
D Lower rate of photorespiration
Answer :   Lower rate of photorespiration
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182. Chloroplast is present in bundle sheath cells of

A C3 - plants
B C4 - plants
C CAM plants
D Phtorepiring plants
Answer :   C4 - plants
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183. Which one is the first seven carbon compound in the C3 cycle

A SHP
B DHAP
C SHDP
D FDP
Answer :   SHDP
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184. ADP + iP = ATP in grana is called

A Phosphorylation
B Oxidative phosphorylation
C Photophosphorylation
D Photolysis
Answer :   Photophosphorylation
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185. Anoxygenic photosynthesis is characteristic of:

A Rhodospirillum
B Spirogyra
C Chlamydomonas
D Ulva
Answer :   Rhodospirillum
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186. Decreased rate of photosynthesis at high concentration of O2 is referred to as

A Pateur effect
B Emerson effect
C Warburg effect
D Richmond lang effect
Answer :   Warburg effect
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187. Ferredoxin is a constituent of

A PS I
B PS II
C Hill reaction
D P680
Answer :   PS I
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188. Photosynthesis is most active in

A Sun light
B Yellow light
C Red light
D Green light
Answer :   Sun light
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189. PGA as the first $$C{O_2}$$ fixation product was discovered in photosynthesis of:

A Bryophyte
B Gymnosperm
C Angiosperm
D Alga
Answer :   Alga
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190. Photophosphorylation mkeans synthesis of

A ATP from ADP
B NADP
C ADP from ATP
D PGA
Answer :   ATP from ADP
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