This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Biology Chapter 13 Photosynthesis In Higher Plants – Quiz 2 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Biology Chapter 13 Photosynthesis In Higher Plants Quiz 2 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. How does temperature affect photosynthesis? A) Increases the rate at which enzymes work. B) Gives the plant energy to perform photosynthesis. C) Stops certain enzymes that interfere with photosynthesis working. D) None of the above. Show Answer Correct Answer: A) Increases the rate at which enzymes work. 2. Which cells of a leaf undergo the MOST photosynthesis? A) Guard cells. B) Palisade cells. C) Epidermal cells. D) Cells in the spongy layer. Show Answer Correct Answer: B) Palisade cells. 3. What is the main function of the stomata in a plant? A) They guard the interior cells. B) They monitor the release of sugar. C) They increase the rate of conversion of sunlight into energy for the plant. D) They allow the exchange of gases between the plant and the atmosphere. Show Answer Correct Answer: D) They allow the exchange of gases between the plant and the atmosphere. 4. Which of the following types of organisms would benefit most directly from the products of decomposer organisms? A) Decomposers. B) Primary consumers. C) Secondary consumers. D) Producers. Show Answer Correct Answer: D) Producers. 5. What are the reactants (what's needed) for photosynthesis? A) Glucose and oxygen. B) Light, water, and carbon dioxide. C) Oxygen and carbon dioxide. D) Light and water. Show Answer Correct Answer: B) Light, water, and carbon dioxide. 6. In which part of the plant does photosynthesis primarily take place? A) Roots. B) Stems. C) Leaves. D) Flowers. Show Answer Correct Answer: C) Leaves. 7. What is the process (equation) for photosynthesis? A) 6CO$_{2}$ + C$_{6}$H$_{12}$O$_{6}$ $\rightarrow$ 6H$_{2}$O + 6O$_{2}$. B) 6H$_{2}$O + 6CO$_{2}$ $\rightarrow$ C$_{6}$H$_{12}$O$_{6 }$+ 6O$_{2}$. C) 6CO$_{2}$ + C$_{6}$H$_{12}$O$_{6}$ $\rightarrow$ 6H$_{2}$O + Energy. D) 6O$_{2 }$+ C$_{6}$H$_{12}$O$_{6 }$ $\rightarrow$ 6CO$_{2}$ +$_{ }$6H$_{2}$O. Show Answer Correct Answer: B) 6H$_{2}$O + 6CO$_{2}$ $\rightarrow$ C$_{6}$H$_{12}$O$_{6 }$+ 6O$_{2}$. 8. How does photosynthesis most contribute to respiration? A) It provides water. B) It provides oxygen. C) It provides minerals. D) It provides nutrients. Show Answer Correct Answer: B) It provides oxygen. 9. There are 2 reactions in photosynthesis, Light Dependent and Light Independent Reaction. What is the process occur during the Light Dependent Reaction? A) Carbon Fixation. B) Water Hydrolysis. C) Oxygen absorbtion. D) Sugar production. Show Answer Correct Answer: B) Water Hydrolysis. 10. Why is cellular respiration in animals important for plants? A) It produces light for plants to use. B) It produces energy for plants to use. C) It produces oxygen for plants to use. D) It produces carbon dioxide for plants to use. Show Answer Correct Answer: D) It produces carbon dioxide for plants to use. 11. Chemiosmosis needs- A) A membrane. B) A proton pump. C) A proton gradient and ATPase. D) All. Show Answer Correct Answer: D) All. 12. Maximum CO2 Fixation is done by A) Green plants. B) Phytiplanktons. C) Zooplanktons. D) Bacteria. Show Answer Correct Answer: B) Phytiplanktons. 13. Most of the chloroplast cells are found in the A) Upper epidermis. B) Pallisade mesophyll layer. C) Lower epidermis. D) Stomata. Show Answer Correct Answer: B) Pallisade mesophyll layer. 14. How many ATP and NADPH2 are respectively produced in the process of photorespiration? A) 2 and 4. B) 1 and 2. C) 4 and 6. D) 0 and 0. Show Answer Correct Answer: D) 0 and 0. 15. The diagram shows the movement of ions against a concentration gradient to an area of higher concentration. Which molecule provides the energy needed for this movement to occur in a cell? A) ATP. B) MRNA. C) Protein. D) Lipid. Show Answer Correct Answer: A) ATP. 16. A student investigated the effect of light intensity on the rate of photosynthesis. What was the independent variable in this investigation? A) Light Intensity. B) Number of bubbles produced. C) Temperature. D) Time. E) Rate of photosynthesis. Show Answer Correct Answer: A) Light Intensity. 17. The carbon, from carbon dioxide, that the plants need for photosynthesis comes from A) Molecules that the plant makes. B) The atmosphere. C) Water. D) The glucose molecule. Show Answer Correct Answer: B) The atmosphere. 18. The carotenoids more soluble in carbon di sulphide is A) Carotenes. B) Xanthophylls. C) Both have equal solubility. D) None of the above. Show Answer Correct Answer: A) Carotenes. 19. What is the significance of glucose produced in photosynthesis? A) Glucose is a waste product of photosynthesis. B) Glucose serves as an energy source for the plant and is used for growth. C) Glucose is primarily used for photosynthesis itself. D) Glucose is converted into oxygen during respiration. Show Answer Correct Answer: B) Glucose serves as an energy source for the plant and is used for growth. 20. What color of light do plants reflect? A) Green. B) Blue. C) Red. D) Yellow. Show Answer Correct Answer: A) Green. 21. During fixation of one molecule of CO2 by C3 plants, number of ATP and NADPH2 required are A) 3 ATP and 2 NADPH2. B) 5 ATP and 2 NADPH2. C) 12 ATP and 12 NADPH2. D) 2 ATP and 3 NADPH2. Show Answer Correct Answer: A) 3 ATP and 2 NADPH2. 22. Which part of the light spectrum is most effective for photosynthesis? A) Green light. B) Red and blue light. C) Yellow light. D) Infrared light. Show Answer Correct Answer: B) Red and blue light. 23. Mark out the incorrect statement. A) PS II is found in both grana and stroma lamellae. B) PS II is involved in photolysis of water. C) PS I participates in both cyclic as well as non-cyclic flow of electrons. D) The reaction centre in PS II is P$_{680}$. Show Answer Correct Answer: A) PS II is found in both grana and stroma lamellae. 24. Where are the molecules of the electron transport chain associated with photophosphorylation located in plant cells? A) Thylakoid membanes of chloroplasts. B) Stroma of chloroplasts. C) Matrix of mitochondria. D) Outer membrane of chloroplasts. Show Answer Correct Answer: A) Thylakoid membanes of chloroplasts. 25. Primary electron acceptor in cyclic photophosphorylation is (a) (b) (c) (d) A) Phaeophytin. B) Fe-S. C) PC. D) Cyt-b$_{6}$-f complex. Show Answer Correct Answer: B) Fe-S. ← PreviousNext →Related QuizzesClass 11 Biology Chapter 13 Photosynthesis In Higher Plants Quiz 1Class 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 10Class 11 Biology Chapter 13 Photosynthesis In Higher Plants Quiz 11 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books