1
NEET 2024
MCQ (Single Correct Answer)
+4
-1
Change Language

How many molecules of ATP and NADPH are required for every molecule of $$\mathrm{CO}_2$$ fixed in the Calvin cycle?

A
2 molecules of ATP and 3 molecules of NADPH
B
2 molecules of ATP and 2 molecules of NADPH
C
3 molecules of ATP and 3 molecules of NADPH
D
3 molecules of ATP and 2 molecules of NADPH
2
NEET 2024
MCQ (Single Correct Answer)
+4
-1
Change Language

Which of the following are required for the dark reaction of photosynthesis?

A. Light

B. Chlorophyll

C. $$\mathrm{CO}_2$$

D. ATP

E. NADPH

Choose the correct answer from the options given below:

A
A, B and C only
B
B, C and D only
C
C, D and E only
D
D and E only
3
NEET 2024
MCQ (Single Correct Answer)
+4
-1
Change Language

Given below are two statements:

Statement I: In $$\mathrm{C}_3$$ plants, some $$\mathrm{O}_2$$ binds to $$\mathrm{RuBisCO}$$, hence $$\mathrm{CO}_2$$ fixation is decreased.

Statement II: In $$\mathrm{C}_4$$ plants, mesophyll cells show very little photorespiration while bundle sheath cells do not show photorespiration.

In the light of the above statements, choose the correct answer from the options given below:

A
Both Statement I and Statement II are true
B
Both Statement I and Statement II are false
C
Statement I is true but Statement II is false
D
Statement I is false but Statement II is true
4
NEET 2023 Manipur
MCQ (Single Correct Answer)
+4
-1
Change Language

Match List - I with List - II.

List - I List - II
(A) Chlorophyll a (I) Yellow to yellow orange
(B) Chlorophyll b (II) Yellow green
(C) Xanthophyll (III) Blue green
(D) Carotenoid (IV) Yellow

Choose the correct answer from the options given below :

A
(A)-(III), (B)-(II), (C)-(IV), (D)-(I)
B
(A)-(III), (B)-(I), (C)-(IV), (D)-(II)
C
(A)-(II), (B)-(III), (C)-(I), (D)-(IV)
D
(A)-(IV), (B)-(III), (C)-(II), (D)-(I)
NEET Subjects
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