This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Biology Chapter 13 Photosynthesis In Higher Plants – Quiz 16 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Biology Chapter 13 Photosynthesis In Higher Plants Quiz 16 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Where do the light-dependent reactions occur in the plant cell? A) Cytoplasm of the cell. B) Nucleus of the cell. C) Thylakoid membranes of the chloroplasts. D) Mitochondrial membranes. Show Answer Correct Answer: C) Thylakoid membranes of the chloroplasts. 2. Kranz type of leaf anatomy is observed in A) C$_{3}$ plants. B) C$_{4}$ plants. C) C$_{3}$ and C$_{4}$ plants. D) Hydrophytic plants. Show Answer Correct Answer: B) C$_{4}$ plants. 3. What is the first stage of photosynthesis called? A) Calvin Cycle. B) Krebs Cycle. C) Light-dependent reactions. D) Glycolysis. Show Answer Correct Answer: C) Light-dependent reactions. 4. List two factors that can affect the rate of photosynthesis. A) Light intensity, Carbon dioxide concentration. B) Soil moisture levels. C) Oxygen levels. D) Temperature fluctuations. Show Answer Correct Answer: A) Light intensity, Carbon dioxide concentration. 5. Where do the light reactions take place inside a chloroplast? A) Stroma. B) Lamellae. C) Chloroplast membrane. D) Thylakoid membrane. Show Answer Correct Answer: D) Thylakoid membrane. 6. In chemiosmosis in mitochondria, protons flow from the intermembrane space into the matrix, whereas in chemiosmosis in chloroplasts, protons flow from A) Stroma into the cytosol. B) Stroma to the thylakoid space. C) Thylakoid space to the stroma. D) Intermembrane space to the stroma. Show Answer Correct Answer: C) Thylakoid space to the stroma. 7. The pigment which lacks both phytol tail & mg . A) Chlorophyll c. B) Chlorophyll d. C) Phycobilins. D) Carotenoids. Show Answer Correct Answer: C) Phycobilins. 8. Why are C$_{4 }$plants able to carry out photosynthesis efficiently? A) They do not use the Calvin cycle during photosynthesis. B) They use PEP carboxylase to fix carbon dioxide before entering the Calvin cycle. C) They are adapted to cold climates and absorb CO2 efficiently. D) They conserve water efficiently. Show Answer Correct Answer: B) They use PEP carboxylase to fix carbon dioxide before entering the Calvin cycle. 9. Oxygen becomes attached to RuBP during ..... A) C3 pathway. B) C4 pathway. C) Calvin-Benson Cycle. D) Photorespiration. Show Answer Correct Answer: D) Photorespiration. 10. In our photosynthesis lab, what data led us to believe that photosynthesis occurred? A) Oxygen produced. B) Total Floating Leaf Discs. C) Sugars produced. D) Light intensity. Show Answer Correct Answer: B) Total Floating Leaf Discs. 11. Which of the following statement is true for light reaction? A) It is also known as bio-chemical phase. B) It is directly driven by light. C) It releases lot of heat and light after reaction. D) It occurs in darkness too. Show Answer Correct Answer: B) It is directly driven by light. 12. Carbon dioxide enters plant leaves through the ..... A) Stomata. B) Chloroplasts. C) Xylem. D) Cuticle. Show Answer Correct Answer: A) Stomata. 13. The role of water molecule in light dependent reaction is to ..... A) Hydrolyse NADP$^{+}$ at the end of the electron transport chain. B) Involve directly in the production of ATP. C) Replace the excited electron of reaction centre molecule in photosystem II. D) Involve directly in Calvin cycle. Show Answer Correct Answer: C) Replace the excited electron of reaction centre molecule in photosystem II. 14. Which of these conditions would decrease the rate of photosynthesis in a plant? A) Above average precipitation. B) Changing the daylight hours from 14 hrs to 10 hrs. C) Changing the CO$_{2}$ concentration from 380 ppm to 410 ppm. D) All of these choices. Show Answer Correct Answer: B) Changing the daylight hours from 14 hrs to 10 hrs. 15. Cyclic photophosphorylation differs from non-cyclic photophosphorylation in that ..... is not made from the process. A) ATP. B) G3P. C) NADH. D) NADPH. Show Answer Correct Answer: D) NADPH. 16. Why do plants perform cellular respiration? A) To create energy from sugars. B) To release energy from sugars. C) To create sugars that can be converted into energy. D) To release sugars that can be converted into energy. Show Answer Correct Answer: B) To release energy from sugars. 17. Which statement best describes plants? A) Plants must be fed by farmers. B) Plants feed on dead animals to gain energy. C) Plants have the ability to produce their own food. D) Plants must eat other plants or animals to survive. Show Answer Correct Answer: C) Plants have the ability to produce their own food. 18. What is an example of a nonvascular plant? A) Cactus. B) Giant redwood tree. C) Moss. D) Duckweed. Show Answer Correct Answer: C) Moss. 19. What is the food manufacturing process in plants? A) Respiration. B) Chlorophyll. C) Glucose. D) Photosynthesis. Show Answer Correct Answer: D) Photosynthesis. 20. Etiolated plants are formed due to lack of A) Light. B) Hg. C) Fe. D) Mg. Show Answer Correct Answer: A) Light. 21. Shane is studying the effect of water on photosynthesis rates, what organism would he most likely use in his experiment? A) Fungus like a mushroom. B) Corn. C) Caterpillars. D) Bacteria. Show Answer Correct Answer: B) Corn. 22. Chlorophyll a has molecular weight of A) 907. B) 911. C) 893. D) None of the above. Show Answer Correct Answer: C) 893. 23. Why is cellular respiration important to living organisms? A) It circulates water and nutrients throughout plants and animals. B) It breaks down sugar to provide organisms with energy. C) It allows organisms to create food without sunlight. D) It creates and stores food for later use. Show Answer Correct Answer: B) It breaks down sugar to provide organisms with energy. 24. Which molecule is the primary energy carrier in cells that is produced during photosynthesis? A) ATP. B) NADPH. C) FADH2. D) GTP. Show Answer Correct Answer: A) ATP. 25. This part of the plant acts like an "elevator" carrying nutrients to the plant. A) Roots. B) Stem. C) Leaves. D) Flower. Show Answer Correct Answer: B) Stem. ← PreviousNext →Related QuizzesClass 11 Biology Chapter 13 Photosynthesis In Higher Plants Quiz 1Class 11 Biology Chapter 13 Photosynthesis In Higher Plants Quiz 2Class 11 Biology Chapter 13 Photosynthesis In Higher Plants Quiz 3Class 11 Biology Chapter 13 Photosynthesis In Higher Plants Quiz 4Class 11 Biology Chapter 13 Photosynthesis In Higher Plants Quiz 5Class 11 Biology Chapter 13 Photosynthesis In Higher Plants Quiz 6Class 11 Biology Chapter 13 Photosynthesis In Higher Plants Quiz 7Class 11 Biology Chapter 13 Photosynthesis In Higher Plants Quiz 8Class 11 Biology Chapter 13 Photosynthesis In Higher Plants Quiz 9Class 11 Biology Chapter 13 Photosynthesis In Higher Plants Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books