3441. From one pyruvate passing through Krebs cycle, how many NADH are formed?
✅ C. 3
Option A: 1 Option B: 2 Option C: 3 Option D: 4 Correct Answer : 3 Read more
Author: Sheeraz Ahmed – Page 173
3442. Cellular respiration is essentially a/an _____________ process?
✅ A. Oxidation.
Option A: Oxidation. Option B: Reduction. Option C: Redox. Option D: None of the above. Correct Answer : Oxidation. Read more
3443. NADPH2 provides___________?
✅ D. All of these
Option A: assimilatory power Option B: chemical energy Option C: energized electrons Option D: All of these Correct Answer : All of these Read more
3444. Thylakoids in chloroplasts are stacked into___________?
✅ A. Grana
Option A: Grana Option B: Stroma Option C: Nucleus Option D: None of these Correct Answer : Grana Read more
3445. Molecular formula of chlorophyll a molecule is___________?
✅ A. C55H72O5N4Mg
Option A: C55H72O5N4Mg Option B: C55H70O6N4Mg Option C: C50H72O6N4Mg Option D: C55H70O5N4Mg Correct Answer : C55H72O5N4Mg Read more
3446. Stomata cover only ______________ of leaf surface?
✅ C. 1-2 %
Option A: 0.03 0.04% Option B: 10% Option C: 1-2 % Option D: 50% Correct Answer : 1-2 % Read more
3447. Which of the following pigment is Blue- green in colour?
✅ A. Chlorophyll a
Option A: Chlorophyll a Option B: Chlorophyll Option C: B. Option D: C. Chlorophyll c Correct Answer : Chlorophyll a Read more
3448. Reduction in photosynthesis is of____________?
✅ B. CO2
Option A: O2 Option B: CO2 Option C: H2O Option D: light energy Correct Answer : CO2 Read more
3449. Light reaction takes place on/in____________?
✅ D. Grana
Option A: Thylakoid Option B: Storma Option C: Chloroplast Option D: Grana Correct Answer : Grana Read more
3450. Net yield of H2O in Photosynthesis is__________?
✅ D. 0 molecule
Option A: 1 molecule Option B: 6 molecules Option C: 3 molecules Option D: 0 molecule Correct Answer : 0 molecule Read more