This quiz works best with JavaScript enabled. Home > Cbse > Class 11 > Science > Biology > Class 11 Biology Chapter 14 Respiration In Plants – Quiz 7 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Biology Chapter 14 Respiration In Plants Quiz 7 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. 6 If a plant's roots are underwater with no oxygen, the plant must use more glucose than usual to get the same amount of energy because anaerobic respiration is very inefficient. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 2. What provides experimental proof of oxygen usage in plants? A) Germination. B) Photosynthesis. C) Respiration. D) Transpiration. Show Answer Correct Answer: C) Respiration. 3. Which process occurs in the cytoplasm? A) Breakdown of Glucose molecules. B) Incomplete breakdown of Glucose molecules. C) Complete breakdown of Glucose molecules. D) Only 1 and 2. Show Answer Correct Answer: B) Incomplete breakdown of Glucose molecules. 4. Aerobic means 'with oxygen'. A) False. B) True. C) All the above. D) None of the above. Show Answer Correct Answer: B) True. 5. ..... is a chemical process. A) Inhaling. B) Exhaling. C) Breathing. D) Respiration. Show Answer Correct Answer: D) Respiration. 6. ..... is the full form of ATP. A) Atenoside Triphostate. B) Adenosine Triphosphate. C) Arenotine Triphonisate. D) None of the above. Show Answer Correct Answer: B) Adenosine Triphosphate. 7. What is the purpose of using dead seeds in the experiment? A) As a control. B) To release carbon dioxide. C) To absorb oxygen. D) To show maximum respiration. Show Answer Correct Answer: A) As a control. 8. Internally the kidney is made up of an outer cortex and inner medulla. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 9. All leaves of a green plant normally respire anaerobically at night A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 10. Respiration and Breathing is the same A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 11. How do plants get the carbon that they need? A) From water. B) From the soil. C) From fertilizer. D) From the air. Show Answer Correct Answer: D) From the air. 12. During, Aerobic Respiration 36 ATP molecules are not released A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 13. Glucose is broken down into carbon dioxide, water, and energy in the presence of oxygen during aerobic respiration. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 14. Maria placed live germinating seeds in Thermatlask A and boiled seeds in Thermatlask B to measure heat production. After a few hours, Thermatlask A showed a rise in temperature, while B did not.Which statement is correct? A) Respiration in live seeds is a catabolic process that releases energy as heat. B) Heat is only produced during anaerobic respiration. C) Respiration occurs only in the presence of light. D) Boiled seeds respire slowly, producing less heat. Show Answer Correct Answer: A) Respiration in live seeds is a catabolic process that releases energy as heat. 15. The enzymes of kreb cycle are present in A) Cytoplasm. B) The outer membrane of mitochondria. C) Matrix of mitochondria. D) None of the above. Show Answer Correct Answer: C) Matrix of mitochondria. 16. What is the role of stomata in plant respiration? A) Exchange gases. B) Store energy. C) Transport water. D) Absorb nutrients. Show Answer Correct Answer: A) Exchange gases. 17. Regarding glycolysis1. Glycolysis occurs in the cytoplasm of the cell.2. Glycolysis is a common pathway for aerobic and anaerobic respiration. 3. Glycolysis requires oxygen at one step. 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: A) 1 and 2. 18. In Kreb's cycle, how many oxidation (dehydrogenation) occur? A) 6. B) 1. C) 4. D) 2. Show Answer Correct Answer: C) 4. 19. The end product of glycolysis is- A) Pyruvate. B) The starting point for TCA cycle. C) The starting point for fermentation. D) All. Show Answer Correct Answer: D) All. 20. In plants, the organelle that primarily carries out respiration is the A) Vacuole. B) Golgi apparatus. C) Mitochondrion. D) Chloroplast. Show Answer Correct Answer: C) Mitochondrion. 21. Roots do not take up oxygen at all.Roots take up oxygen present from small spaces found in the soil.Only a few roots help the plant to get oxygen.Who is right? A) Manish. B) Manoj. C) Raj. D) None of the above. Show Answer Correct Answer: A) Manish. 22. Glycolysis is a common pathway for aerobic and anaerobic respiration. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 23. The overall cellular respiration equation for the substrate glucose is A) $C_6H_{12}O_6 + 6O_2 \rightarrow 6CO_2 + 6H_2O + Q \, (ATP + \text{heat})$. B) $C_6H_{12}O_6 + 6O_2 \rightarrow 6CO_2 + 6H_2O$. C) $6CO_2 + 6H_2O + Q \, (ATP + \text{heat}) \rightarrow C_6H_{12}O_6 + 6O_2$. D) $6CO_2 + 6H_2O \rightarrow C_6H_{12}O_6 + O_2$. Show Answer Correct Answer: A) $C_6H_{12}O_6 + 6O_2 \rightarrow 6CO_2 + 6H_2O + Q \, (ATP + \text{heat})$. 24. What is the name of the structure on a leaf that lets gasses flow in and out? A) Cell membrane. B) Chlorophyll. C) Stomata. D) Chloroplast. Show Answer Correct Answer: C) Stomata. 25. Which substance is broken down during anaerobic respiration in plants? A) Water. B) Oxygen. C) Glucose. D) Carbon dioxide. Show Answer Correct Answer: C) Glucose. 26. A single Glucose molecule has ..... number of hydrogen. A) 1. B) 24. C) 12. D) 6. Show Answer Correct Answer: C) 12. 27. Which statement best describes the process of respiration in plants? A) Glucose and oxygen are used to produce energy, carbon dioxide, and water. B) Glucose and carbon dioxide are used to produce oxygen and water. C) Oxygen and water are used to produce glucose and carbon dioxide. D) Glucose and water are used to produce oxygen and carbon dioxide. Show Answer Correct Answer: A) Glucose and oxygen are used to produce energy, carbon dioxide, and water. 28. IN GLYCOLYSIS, GLUCOSE IS CONVERTED TO ..... A) PHOSPHATE. B) KREB CYCLE. C) CYTOPLASM. D) PYRUVATE. Show Answer Correct Answer: D) PYRUVATE. 29. What substance is added to prevent bacterial growth in the experiment? A) Water. B) Cotton. C) Antiseptic. D) Sodalime. Show Answer Correct Answer: C) Antiseptic. 30. How is chemical energy released in a cell? A) Breaking down atoms. B) Forming atoms. C) Forming bonds. D) Breaking bonds. Show Answer Correct Answer: D) Breaking bonds. 31. Respiration is the process of oxidation of food substances in the cells to release energy. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 32. If a plant has defected mitochondria, what can be the maximum number of ATP form to be utilized? A) 2. B) 38. C) 8. D) 36. Show Answer Correct Answer: A) 2. 33. What does C$_{6}$H$_{12}$O$_{6 }$tell you about the glucose molecule? A) That it has 6 carbon (C) atoms, 12 hydrogen (H) atoms, and 6 oxygen (O) atoms. B) That it has too many atoms for us to count, so we just assign random numbers to show that its really big. C) That it is smaller than a water (H$_{2}$O) atom. D) That it has 12 carbon (C) atoms, 12 hydrogen (H) atoms, and 12 oxygen (O) atoms. Show Answer Correct Answer: A) That it has 6 carbon (C) atoms, 12 hydrogen (H) atoms, and 6 oxygen (O) atoms. 34. Ion yang berperan penting dalam mengatur buka tutupnya stomata adalah ion ..... A) Ca$^{2+}$. B) Cl$^{-}$. C) K$^{+}$. D) Al$^{3+}$. Show Answer Correct Answer: C) K$^{+}$. 35. Why is a different enzyme involved in each step of glycolysis? A) Each step occurs in a different subcellular location. B) Each step occurs in a different cell. C) Each step involves a different change in potential energy. D) Each step involves a different chemical reaction. Show Answer Correct Answer: D) Each step involves a different chemical reaction. 36. What stages of aerobic respiration take place in the mitochondria? A) Glycolysis. B) The electron carbon chain. C) The Calvin cycle. D) The Krebs cycle. Show Answer Correct Answer: D) The Krebs cycle. 37. Which cellular organelle is responsible for respiration in plant cells? A) Ribosome. B) Chloroplast. C) Nucleus. D) Mitochondria. Show Answer Correct Answer: D) Mitochondria. 38. What colour is the red blood cell when it has just left a leg? A) Dark browny red. B) Colorless. C) Bright red. D) Blue. Show Answer Correct Answer: A) Dark browny red. 39. Respiration takes place in plants and animals. A) False. B) True. C) All the above. D) None of the above. Show Answer Correct Answer: B) True. 40. Conversion of glucose to glucose-6-phosphate, the first irreversible reaction of glycolysis, is catalyzed by A) Aldolase. B) Phosphofructokinase. C) Enolase. D) Hexokinase. Show Answer Correct Answer: D) Hexokinase. 41. A chemical which removes carbon dioxide from the air A) Sodium oxide. B) Calcium oxide. C) Sodium oxide and Calcium oxide. D) None of these. Show Answer Correct Answer: C) Sodium oxide and Calcium oxide. 42. If Fructose-1, 6-BisPhosphate is put through glycolysis the net result would be: A) 4 ATP. B) 2 ATP. C) 2 FADH$_{2}$. D) 4 NADH. Show Answer Correct Answer: A) 4 ATP. 43. The main stages of aerobic respiration occur in which order? A) Glycolysis $\rightarrow$ electron transport chain $\rightarrow$ Krebs cycle. B) Glycolysis $\rightarrow$ Krebs cycle $\rightarrow$ electron transport chain. C) Krebs cycle $\rightarrow$ glycolysis $\rightarrow$ electron transport chain. D) Electron transport chain $\rightarrow$ Krebs cycle $\rightarrow$ glycolysis. Show Answer Correct Answer: B) Glycolysis $\rightarrow$ Krebs cycle $\rightarrow$ electron transport chain. 44. The roots used for respiration in plants growing in salty water are called A) Pneumato roots. B) Pneumatophores. C) Pneumatic spores. D) None of the above. Show Answer Correct Answer: B) Pneumatophores. 45. How many oxidation, decarboxylation and substrate level phosphorylation occurs respectively during complete oxidation of two pyruvate molecule:- A) 6, 10, 2. B) 5, 3, 1. C) 10, 6, 2. D) 3, 5, 1. Show Answer Correct Answer: C) 10, 6, 2. 46. Glycolysis was discovered by- A) Embden. B) Meyerhof. C) Parnas. D) All. Show Answer Correct Answer: D) All. 47. A plant is releasing a gas. What is the mosl tlikely the gas? A) Oxygen. B) Co$_{2}$. C) Water vapor. D) Methane. Show Answer Correct Answer: A) Oxygen. 48. During aerobic respiration, food(glucose) is broken down into carbon dioxide, water and ..... A) Lactic acid. B) Energy. C) None of these. D) None of the above. Show Answer Correct Answer: B) Energy. 49. Salts and urea are filtered out of the blood mainly by the ..... A) Ureter. B) Kidney. C) Bladder. D) Urethra. Show Answer Correct Answer: B) Kidney. 50. Catabolism means ..... process A) Building up. B) Breaking down. C) Combustion. D) None of these. Show Answer Correct Answer: B) Breaking down. 51. What is the role of mitochondria in cellular respiration? A) Mitochondria store genetic information in the form of DNA. B) Mitochondria are responsible for photosynthesis in plants. C) Mitochondria regulate cell division in the body. D) Mitochondria play a crucial role in producing ATP through cellular respiration. Show Answer Correct Answer: D) Mitochondria play a crucial role in producing ATP through cellular respiration. 52. Aerobic breakdown of glucose yields energy which is A) 3870 kJ. B) 1870 kJ. C) 3370 kJ. D) 2870 kJ. Show Answer Correct Answer: D) 2870 kJ. 53. The first step of glycolysis results in the formation of: A) 1, 6 Bis-PhosphoGlycerate. B) ATP. C) Glucose-6-Phosphate. D) Fructose-6-Phosphate. Show Answer Correct Answer: C) Glucose-6-Phosphate. 54. ..... reaches the air in the soil particles . A) Root. B) Root hair. C) Root particles. D) None of the above. Show Answer Correct Answer: B) Root hair. 55. In human beings, urea is produced in: A) Kidney. B) Spleen. C) Urinary Bladder. D) Liver. Show Answer Correct Answer: D) Liver. 56. The process of production of energy inside the cells is called ..... A) Inhaling. B) Exhaling. C) Respiration. D) Breathing. Show Answer Correct Answer: C) Respiration. 57. The bio molecule which serves as starting molecule for kreb's cycle is a A) 2C compound. B) 3C compound. C) 1C compound. D) 6C compound. Show Answer Correct Answer: A) 2C compound. 58. R. Q. of fatty substances is generally A) Less than one. B) Unity. C) Zero. D) Greater than one. Show Answer Correct Answer: A) Less than one. 59. Which of the following is NOT a function of epithelial tissues? A) Covering exposed surfaces. B) Lining internal passageways. C) Producing glandular secretions. D) Contracting to produce movement. Show Answer Correct Answer: D) Contracting to produce movement. 60. Product of respiration in plants A) ATP. B) Starch. C) Oxygen. D) Glucose. Show Answer Correct Answer: A) ATP. ← 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 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 8Class 11 Biology Chapter 14 Respiration In Plants Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books