This quiz works best with JavaScript enabled. Home > Cbse > Class 11 > Science > Biology > Class 11 Biology Chapter 14 Respiration In Plants – Quiz 4 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Biology Chapter 14 Respiration In Plants Quiz 4 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. 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. 2. 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. 3. 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. 4. Which one of the following is the only 5-carbon compound formed during Krebs' cycle? A) Succinic acid. B) Malic acid. C) Cis-aconitic acid. D) $\alpha$. Show Answer Correct Answer: D) $\alpha$. 5. 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. 6. 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. 7. 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. 8. The electron transport chain of cellular respiration takes place at which location? A) Inner mitochondrial membrane. B) Ribosomes. C) Mitochondrial matrix. D) Outer mitochondrial membrane. Show Answer Correct Answer: A) Inner mitochondrial membrane. 9. Respiration is inhaling of ..... and exhaling of ..... A) Oxygen, carbondioxide. B) Carbondioxide, oxygen. C) Carbondioxide, nitrogen. D) Oxygen, carbonmonoxide. Show Answer Correct Answer: A) Oxygen, carbondioxide. 10. Regarding respiration in plants1. Respiration is a catabolic process involving oxidation of food substances.2. The energy released during respiration is immediately stored as heat. 3. ATP acts as the energy currency of the cell. Choose the correct option: A) 1 and 2. B) 2 and 3. C) 1 and 3. D) 1, 2 and 3. Show Answer Correct Answer: C) 1 and 3. 11. What do stomata takes during the photosynthesis? A) O. B) Carbon dioxide. C) Oxygen. D) None of the above. Show Answer Correct Answer: B) Carbon dioxide. 12. During respiration, plants take in which gas? A) Oxygen. B) Carbon Dioxide. C) Nitrogen. D) Hydrogen. Show Answer Correct Answer: A) Oxygen. 13. Lower organisms respire ..... A) Aerobically. B) Anaerobically. C) All the above. D) None of the above. Show Answer Correct Answer: B) Anaerobically. 14. What is pumped into the inner membrane space during the electron transport chain? A) Carbon dioxide. B) Hydrogen ions. C) Oxygen gas. D) Electrons. Show Answer Correct Answer: B) Hydrogen ions. 15. The location of kreb cycle in yeast cell is A) Mesosomes. B) Cytosol. C) Cytoplasm. D) Matrix of mitochondria. Show Answer Correct Answer: D) Matrix of mitochondria. 16. WHICH GAS IS TAKEN BY PLANTS DURING RESPIRATION A) NITROGEN. B) OXYGEN. C) CARBON DI OXIDE. D) HYDROGEN. Show Answer Correct Answer: B) OXYGEN. 17. Which organisms do aerobic respiration? A) Autotrophs. B) Heterotrophs. C) All of the above. D) None of the above. Show Answer Correct Answer: C) All of the above. 18. Which of the following represents respiration in plants? A) Sugar + oxygen $\rightarrow$ energy + carbon dioxide + water. B) Energy $\rightarrow$ oxygen + water + sugar. C) Carbon dioxide + sugar $\rightarrow$ oxygen + water + energy. D) None of the above. Show Answer Correct Answer: A) Sugar + oxygen $\rightarrow$ energy + carbon dioxide + water. 19. What gas do plants need for aerobic respiration? A) Water. B) Carbon Dioxide. C) Nitrogen. D) Oxygen. Show Answer Correct Answer: D) Oxygen. 20. What has the oxygenated blood A) Veins. B) Arteries. C) All the above. D) None of the above. Show Answer Correct Answer: B) Arteries. 21. Glucose molecules are completely broken down during ..... A) Aerobic respiration. B) Anaerobic respiration. C) Both. D) False statement. Show Answer Correct Answer: A) Aerobic respiration. 22. A heterotrophic bacteria showing fermentation is A) Nostoc. B) Anabaena. C) Azolla. D) Lactobaccilus. Show Answer Correct Answer: D) Lactobaccilus. 23. The number of substrate level phosphorylations in one turn of citric acid cycle is A) Two. B) Three. C) Zero. D) One. Show Answer Correct Answer: D) One. 24. Tanaman yang memiliki daun yang jumlah stomatanya lebih banyak terdapat pada epidermis atas daripada di epidermis bawah adalah ..... A) Mangga. B) Jati. C) Teratai. D) Bayam. Show Answer Correct Answer: C) Teratai. 25. What acts as the control in the experiment? A) Flask A. B) Flask B. C) Both flasks. D) Delivery-tube. Show Answer Correct Answer: B) Flask B. 26. Which of the following organelles is responsible for cellular respiration? A) Mitochondria. B) Nucleus. C) Ribosome. D) Endoplasmic Reticulum. Show Answer Correct Answer: A) Mitochondria. 27. When do plants photosynthesise? A) Both day and night. B) Only during the day. C) Only at night. D) Only in the presence of artificial light. Show Answer Correct Answer: B) Only during the day. 28. Stem respire through ..... A) Stomata. B) Lenticles. C) Root hair. D) None. Show Answer Correct Answer: B) Lenticles. 29. TCA cycle was discovered by(a) Otto Meyerhof(b) Hans Kreb(c) Gustav Embden(d) All of these A) A) Otto Meyerhof. B) (b) Hans Kreb. C) (c) Gustav Embden. D) (d) All of these. Show Answer Correct Answer: B) (b) Hans Kreb. 30. Before entering Krebs Cycle, pyruvate is: A) Oxidized. B) Isomerized to Acetyl-CoA. C) Reduced. D) Phosphorylated. Show Answer Correct Answer: A) Oxidized. 31. Which complex is responsible for transferring the electron to oxygen molecule during mitochondrial ETS A) Cytochrome C. B) Cytochrome c oxidase. C) Succinate dehydrogenase. D) NADH dehydrogenase. Show Answer Correct Answer: B) Cytochrome c oxidase. 32. Which part of the plant is primarily responsible for gas exchange during respiration? A) Roots. B) Stems. C) Flowers. D) Leaves. Show Answer Correct Answer: D) Leaves. 33. First respiratory substrate: A) Lipid. B) Protein. C) Carbohydrate. D) Both (a) and (c). Show Answer Correct Answer: C) Carbohydrate. 34. What is the main byproduct of respiration in plants? A) Water. B) Glucose. C) Oxygen. D) Carbon Dioxide. Show Answer Correct Answer: D) Carbon Dioxide. 35. Which of the following exhibits the highest rate of respiration? A) Root tip. B) Leaf bud. C) Germinating seed. D) Growing shoot apex. Show Answer Correct Answer: C) Germinating seed. 36. What happens to the rate of photosynthesis when the light is bright at noon? A) It stops completely. B) It slows down. C) It becomes very fast. D) It remains the same. Show Answer Correct Answer: C) It becomes very fast. 37. What is the relationship between photosynthesis and respiration in plants? A) They have no relationship. B) They are interdependent processes. C) They are independent processes. D) They compete with each other. Show Answer Correct Answer: B) They are interdependent processes. 38. Apa fungsi dari sel penjaga? A) Menahan daun pada posisi terbaik untuk menangkap sinar matahari. B) Menghubungkan bagian tanaman lainnya dengan daun. C) Mengangkut makanan ke seluruh bagian tanaman. D) Mengontrol ukuran stomata. Show Answer Correct Answer: D) Mengontrol ukuran stomata. 39. What does the plant release during the respiration? A) Oxygen. B) Carbon. C) Carbon dioxide. D) None of the above. Show Answer Correct Answer: C) Carbon dioxide. 40. Rahul observed that a germinating seed deprived of oxygen stopped growing after a few days. Which type of respiration was temporarily occurring in the seed? A) Aerobic respiration. B) Combustion. C) Anaerobic respiration. D) Photosynthesis. Show Answer Correct Answer: C) Anaerobic respiration. 41. Proses dimana tanaman kehilangan air melalui penguapan pada stomata disebut ..... A) Absorbsi. B) Gutasi. C) Respirasi. D) Transpirasi. Show Answer Correct Answer: D) Transpirasi. 42. How does temperature affect the rate of respiration in plants? A) Increases with temperature. B) Unaffected by temperature. C) Decreases with temperature. D) Stops at high temperature. Show Answer Correct Answer: A) Increases with temperature. 43. Stems respire through ..... A) Stomata. B) Lenticles. C) Root hair. D) None. Show Answer Correct Answer: B) Lenticles. 44. Filtration of excretory wastes from blood occurs in: A) Ureter. B) Urinary bladder. C) Nephrons. D) Urethra. Show Answer Correct Answer: C) Nephrons. 45. Gills are ..... on skin. A) Extensions. B) Projections. C) Layers. D) None of the above. Show Answer Correct Answer: B) Projections. 46. ..... occurs in organ level i.e. lungs. A) Respiration. B) Breathing. C) Photosynthesis. D) Transpiration. Show Answer Correct Answer: B) Breathing. 47. Which is a product of glycolysis? A) 1 molecule of glucose. B) NAD+. C) 2 molecules of pyruvic acid. D) Oxygen. Show Answer Correct Answer: C) 2 molecules of pyruvic acid. 48. Which of the following is not a product of glycolysis? A) NADH. B) FADH$_{2}$. C) Pyruvate. D) ATP. Show Answer Correct Answer: B) FADH$_{2}$. 49. What gases are released by plants during the day? A) Carbon dioxide and water vapour. B) Oxygen and water vapour. C) Oxygen and carbon dioxide. D) Only oxygen. Show Answer Correct Answer: B) Oxygen and water vapour. 50. If roots cannot respire, they cannot produce the energy necessary to actively take up minerals from the soil. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 51. Function of respiration is to- A) Make NADH. B) Get rid of CO$_{2}$. C) Get rid of glucose. D) Make ATP. Show Answer Correct Answer: D) Make ATP. 52. Which metabolic pathway is a common pathway to both anaerobic and aerobic metabolism? A) ETS. B) Kreb's cycle. C) TCA cycle. D) EMP pathway. Show Answer Correct Answer: D) EMP pathway. 53. What is the primary pigment involved in capturing light energy during photosynthesis? A) Water. B) Carbon dioxide. C) Chlorophyll. D) Glucose. Show Answer Correct Answer: C) Chlorophyll. 54. What turns from clear to cloudy when carbon dioxide is added to it? A) Water. B) Limewater. C) Hydrogen Carbonate Indicator. D) Acid. Show Answer Correct Answer: B) Limewater. 55. What is the role of ATP in plant respiration? A) Releases oxygen. B) Stores energy. C) Absorbs carbon dioxide. D) Transports water. Show Answer Correct Answer: B) Stores energy. 56. The number of ATP molecules produced out of Krebs Cycle is: A) 0. B) 4. C) 3. D) 2. Show Answer Correct Answer: D) 2. 57. Which gas is released during the process of respiration in plants? A) Oxygen. B) Nitrogen. C) Carbon dioxide. D) Hydrogen. Show Answer Correct Answer: C) Carbon dioxide. 58. After Krebs Cycle, how many Carbon atoms from the original glucose molecule remain? A) 3. B) 0. C) 2. D) 1. Show Answer Correct Answer: B) 0. 59. Name the inlets of oxygen for respiration in plants. A) Stomata and lenticels. B) General surface of the roots and stomata. C) Lenticels and general surface of the roots. D) Lenticels, stomata and general surface of the roots. Show Answer Correct Answer: D) Lenticels, stomata and general surface of the roots. 60. Fungsi transpirasi adalah sebagai berikut, KECUALI ..... A) Menyokong berdirinya tumbuhan. B) Mempertahankan suhu daun. C) Membuang kelebihan air. D) Membantu pengangkutan air ke daun. Show Answer Correct Answer: A) Menyokong berdirinya tumbuhan. ← PreviousNext →Related QuizzesScience QuizzesClass 11 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 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 8Class 11 Biology Chapter 14 Respiration In Plants Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books