This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Biology Chapter 14 Respiration In Plants – Quiz 8 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Biology Chapter 14 Respiration In Plants Quiz 8 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What acidic gas do animals produce in aerobic respiration? A) Oxygen. B) Carbon Dioxide. C) Nitrogen. D) Water. Show Answer Correct Answer: B) Carbon Dioxide. 2. ..... converts ammonia into urea A) Skin. B) Lungs. C) Liver. D) Kidneys. Show Answer Correct Answer: C) Liver. 3. How many ATP molecules are formed from three molecules of acetyl CoA in Krebs cycle excluding electron transport chain? A) 5. B) 3. C) 6. D) 33. Show Answer Correct Answer: B) 3. 4. All living organisms respire to obtain energy from food. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 5. Glycolysis is the second stage of cellular respiration. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 6. ..... are tiny openings stems and the mature roots of the plants A) Lenticels. B) Lenticellls. C) Lenticells. D) None of these. Show Answer Correct Answer: A) Lenticels. 7. What is the process by which plants use sunlight to convert carbon dioxide and water into glucose and oxygen? A) Aerobic respiration. B) Fermentation. C) Cell division. D) Photosynthesis. Show Answer Correct Answer: D) Photosynthesis. 8. Pyruvic acid, the key product of glycolysis, can have many metabolic fates. Under aerobic condition it forms: A) Lactic acid. B) CO2 + H2O. C) Acetyl-CoA + CO2. D) Ethanol + CO2. Show Answer Correct Answer: C) Acetyl-CoA + CO2. 9. Which part of the plant is mainly responsible for gas exchange? A) Roots. B) Stem. C) Leaves. D) Flowers. Show Answer Correct Answer: C) Leaves. 10. What is required for the germination of seeds? A) Sunlight. B) Water (moisture). C) Fertilizer. D) Sand. Show Answer Correct Answer: B) Water (moisture). 11. The process of production of energy inside the cells A) Breathing. B) Photosynthesis. C) Respiratoin. D) None of the above. Show Answer Correct Answer: D) None of the above. 12. The final electron acceptor in electron transport chain is(a) Cytochrome C(b) FADH(c) NADH(d) oxygen A) Oxygen. B) Cytochrome. C) FADH. D) NADH. Show Answer Correct Answer: A) Oxygen. 13. The ..... also help to take air from the soil A) Stem. B) Flower. C) Root hair. D) Stomata. Show Answer Correct Answer: C) Root hair. 14. The product and reactant of respiration and photosynthesis respectively is A) Oxygen. B) Carbondioxide. C) Glucose. D) All of them. Show Answer Correct Answer: B) Carbondioxide. 15. Sucrose is converted into glucose and fructose. The enzyme which facilitates this reaction is called: A) Zymase. B) Maltase. C) Invertase. D) Isomerase. Show Answer Correct Answer: C) Invertase. 16. What is the main gas released back into the atmosphere during photosynthesis? A) Carbon dioxide. B) Oxygen. C) Nitrogen. D) Hydrogen. Show Answer Correct Answer: B) Oxygen. 17. Anaerobic respiration normally occurs in A) Grass. B) Cactus. C) Coconut. D) Baker's yeast. Show Answer Correct Answer: D) Baker's yeast. 18. Q2). IN GLYCOLYSIS, GLUCOSE IS CONVERTED TO ..... A) PYRUVATE. B) PHOSPHATE. C) KREB CYCLE. D) CYTOPLASM. Show Answer Correct Answer: A) PYRUVATE. 19. For proper respiration in plants A) Farmers add fertilizers to the soil. B) Farmers add manure to the soil. C) Farmers till or plough the soil. D) Both a and b. Show Answer Correct Answer: C) Farmers till or plough the soil. 20. When the glucose present in the food breaks down in the absence of oxygen is termed as A) Aerobic Respiration. B) Anaerobic Respiration. C) All the above. D) None of the above. Show Answer Correct Answer: B) Anaerobic Respiration. 21. During the day, solutes are taken in by ..... cells from the surrounding epidermal cells. A) Guard. B) Epidermal. C) Roots. D) None of these. Show Answer Correct Answer: A) Guard. 22. Which one of the following is the only 5-carbon compound formed during Krebs' cycle? A) Malic acid. B) Succinic acid. C) Cis-aconitic acid. D) $\alpha$. Show Answer Correct Answer: D) $\alpha$. 23. Stomata takes in ..... and gives out ..... A) Takes in oxygen and gives out oxygen. B) Takes in carbon dioxide and gives out oxygen. C) Takes in nitrogen and gives out carbon dioxide. D) Takes in oxygen and gives out carbon dioxide. Show Answer Correct Answer: D) Takes in oxygen and gives out carbon dioxide. 24. In photosynthesis formation of complex compounds from simple inorganic molecules is called ..... A) Anabolism. B) Photosynthesis. C) Catabolism. D) None. Show Answer Correct Answer: A) Anabolism. 25. A student sets up an experiment to prove that germinating seeds use oxygen during respiration. Which chemical must be included in the apparatus to absorb the carbon dioxide CO2 produced, so that only the consumption of oxygen O2 is measured? A) Lime water Ca(OH)2. B) Pyrogallic acid. C) Caustic Potash KOH solution. D) Hydrochloric acid HCl. Show Answer Correct Answer: C) Caustic Potash KOH solution. ← PreviousNext →Related QuizzesClass 11 Biology Chapter 14 Respiration In Plants Quiz 1Class 11 Biology Chapter 14 Respiration In Plants Quiz 2Class 11 Biology Chapter 14 Respiration In Plants Quiz 3Class 11 Biology Chapter 14 Respiration In Plants Quiz 4Class 11 Biology Chapter 14 Respiration In Plants Quiz 5Class 11 Biology Chapter 14 Respiration In Plants Quiz 6Class 11 Biology Chapter 14 Respiration In Plants Quiz 7Class 11 Biology Chapter 14 Respiration In Plants Quiz 9Class 11 Biology Chapter 14 Respiration In Plants Quiz 10Class 11 Biology Chapter 14 Respiration In Plants Quiz 11 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books