This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Biology Chapter 13 Photosynthesis In Higher Plants – Quiz 1 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Biology Chapter 13 Photosynthesis In Higher Plants Quiz 1 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What do the light reactions produce? A) ATP, NADPH, O$_{2}$. B) H$_{2}$O, O$_{2}$, Glucose$_{}$. C) NADP$^{+}$, ADP + P, O$_{2}$. D) NADPH, H$_{}$$_{2}$O, ATP. Show Answer Correct Answer: A) ATP, NADPH, O$_{2}$. 2. In Z-scheme of electron transport, water splitting complex supplies electrons to [TS EAMCET 2017] A) Photosystem I. B) Plastoquinone. C) Pheophytin. D) Photosystem II. Show Answer Correct Answer: D) Photosystem II. 3. What is the significance of the Calvin cycle? A) The Calvin cycle produces oxygen as a byproduct of respiration. B) The Calvin cycle is involved in the breakdown of glucose for energy. C) The Calvin cycle occurs in the mitochondria of plant cells. D) The Calvin cycle is crucial for converting carbon dioxide into glucose during photosynthesis. Show Answer Correct Answer: D) The Calvin cycle is crucial for converting carbon dioxide into glucose during photosynthesis. 4. What is one of the "ingredients" for photosynthesis? A) Sugar (Glucose). B) Oxygen. C) Carbon Dioxide. D) Yeast. Show Answer Correct Answer: C) Carbon Dioxide. 5. How will clear-cutting of forests affect the level of carbon dioxide in the atmosphere? A) It will decrease because of increased respiration. B) It will increase because of decreased photosynthesis. C) It will decrease because of decreased photosynthesis. D) It will remain constant as respiring animals remove the carbon dioxide. Show Answer Correct Answer: B) It will increase because of decreased photosynthesis. 6. Why do living things need energy? A) To move around. B) To reproduce. C) To carry out life's functions. D) All of the above. Show Answer Correct Answer: D) All of the above. 7. What is the process by which plants convert sunlight into chemical energy? A) Photosynthesis. B) Respiration. C) Transpiration. D) Fermentation. Show Answer Correct Answer: A) Photosynthesis. 8. What is the process by which plants make their own food using sunlight? A) Respiration. B) Photosynthesis. C) Digestion. D) Fermentation. Show Answer Correct Answer: B) Photosynthesis. 9. Light reaction / photochemical phase includes- A) Absorption of light, water splitting, O$_{2}$ release. B) ATP and NADPH$_{2}$ formation. C) CO$_{2}$ fixation and glucose formation. D) A and b. Show Answer Correct Answer: D) A and b. 10. Where does transpiration take place? A) Stomata. B) Flower. C) Root. D) Carpel. Show Answer Correct Answer: A) Stomata. 11. Water exits a plant through the stomata on the leaves in the process known as ..... A) Evaporation. B) Transpiration. C) Inspiration. D) Perspiration. Show Answer Correct Answer: B) Transpiration. 12. What gas do plants release during photosynthesis that is essential for human and animal life? A) Carbon Dioxide. B) Nitrogen. C) Oxygen. D) Hydrogen. Show Answer Correct Answer: C) Oxygen. 13. What is missing in the photosynthesis equation? ..... + carbon dioxide + water = glucose + oxygen A) Water. B) Oxygen. C) Carbon dioxide. D) Sunlight. Show Answer Correct Answer: D) Sunlight. 14. Plants breath in through openings in the leaf called the A) John Stamos. B) Stomata. C) Lungs. D) Gills. Show Answer Correct Answer: B) Stomata. 15. What is chlorophyll and how does it help plants? A) Chlorophyll is a pigment that absorbs light energy and makes glucose. B) Chlorophyll is a protein that changes shape in the presence of sunlight. C) Chlorophyll is a receptor that binds carbon dioxide when energized by light. D) Chlorophyll is an enzyme that catalyzes the production of glucose when exposed to light. Show Answer Correct Answer: A) Chlorophyll is a pigment that absorbs light energy and makes glucose. 16. What is ONE of the reactants of Photosynthesis? A) Water. B) Glucose. C) ATP. D) Oxygen. Show Answer Correct Answer: A) Water. 17. What type of force is a movement in which a plant moves or grows in response to touch or contact stimuli? A) Phototropism. B) Geotropism/Gravitropism. C) Hydrotropism. D) Thigmotropism. Show Answer Correct Answer: D) Thigmotropism. 18. What sugar does a plant produce in photosynthesis? A) Glucose. B) Sucrose. C) Starch. D) Fructose. Show Answer Correct Answer: A) Glucose. 19. The higher the amount of light given to the water plant, the ..... the rate of photosynthesis. A) Slower. B) Faster. C) All the above. D) None of the above. Show Answer Correct Answer: B) Faster. 20. What DON'T plants use glucose for? A) Making cellulose. B) Respiration. C) Making amino acids. D) Photosynthesis. E) Making cellulose. Show Answer Correct Answer: D) Photosynthesis. 21. Which tissue of the leaf contains the most chloroplasts? A) Epidermis. B) Mesophyll. C) All the above. D) None of the above. Show Answer Correct Answer: B) Mesophyll. 22. In photosynthesis, hydrogen is transfered from the light reaction to dark reactions by A) DPN. B) DNA. C) ATP. D) NADP. Show Answer Correct Answer: D) NADP. 23. What is the main purpose of photosynthesis? A) To make food. B) To create energy. C) To release oxygen. D) To absorb sunlight. Show Answer Correct Answer: A) To make food. 24. CO2 is a greenhouse gas, therefore it can impact climate by: A) Allow plants to grow really well. B) Breaking down ozone. C) Trap heat in the atmosphere. D) Stabilize earth's seasonal variations. Show Answer Correct Answer: C) Trap heat in the atmosphere. 25. What caused the leaf discs to float? A) Carbon Dioxide. B) Water. C) Sugars. D) Oxygen. Show Answer Correct Answer: D) Oxygen. 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