This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Biology Chapter 14 Respiration In Plants – Quiz 13 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Biology Chapter 14 Respiration In Plants Quiz 13 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Lubang udara kecil yang timbul dan ditemukan di batang dan akar tumbuhan, yang memungkinkan terjadinya pertukaran gas antara tumbuhan dan udara di sekelilingnya disebut ..... A) Stomata. B) Stroma. C) Lentisel. D) Rambut akar. Show Answer Correct Answer: C) Lentisel. 2. How many FADH$_{2}$ molecules are produced by 1 molecule of glucose? A) 1. B) 2. C) 3. D) 4. Show Answer Correct Answer: B) 2. 3. Partial oxidation of glucose without the help of oxygen into pyruvic acid is known as A) Glycolysis. B) Kreb's cycle. C) ETS. D) All of these. Show Answer Correct Answer: A) Glycolysis. 4. What is the process called when glucose is broken down by oxygen to release energy in plants? A) Photosynthesis. B) Transpiration. C) Respiration. D) Fermentation. Show Answer Correct Answer: C) Respiration. 5. For the synthesis of Fatty acids, which of the following substrates will be used? A) Acetyl CoA. B) PGAL. C) BPGA. D) Pyruvic Acid. Show Answer Correct Answer: A) Acetyl CoA. 6. Which of the following processes makes direct use of oxygen? A) Glycolysis. B) Fermentation. C) Electron transport. D) Krebs citric acid cycle. Show Answer Correct Answer: C) Electron transport. 7. Respiration is an ..... A) Exothermic reaction. B) Endothermic reaction. C) All the above. D) None of the above. Show Answer Correct Answer: A) Exothermic reaction. 8. Substrate-level phosphorylation accounts for approximately what percentage of the ATP formed by the reactions of glycolysis? A) 0%. B) 2%. C) 10%. D) 100%. Show Answer Correct Answer: D) 100%. 9. Bone cells are present in spaces called A) Oesteocytes. B) Chondrocytes. C) Lumbar region. D) Lacunae. Show Answer Correct Answer: D) Lacunae. 10. When does photosynthesis take place in plants? A) Only during the day. B) Only at night. C) All the time. D) Only during the evening. Show Answer Correct Answer: A) Only during the day. 11. What factors affect the rate of photosynthesis? A) Air pollution, plant species, and soil pH. B) Soil quality, water availability, and plant type. C) Plant age, time of day, and cloud cover. D) Light intensity, carbon dioxide levels, and temperature. Show Answer Correct Answer: D) Light intensity, carbon dioxide levels, and temperature. 12. Which gas is used by seeds during respiration? A) Nitrogen. B) Oxygen. C) Carbon dioxide. D) Hydrogen. Show Answer Correct Answer: B) Oxygen. 13. What is the primary gas exchanged during gaseous exchange in plants? A) Nitrogen and hydrogen. B) Carbon dioxide (CO2) and oxygen (O2). C) Oxygen and nitrogen. D) Carbon monoxide and nitrogen. Show Answer Correct Answer: B) Carbon dioxide (CO2) and oxygen (O2). 14. Which of the following metabolites enter the TCA cycle during glucose oxidation? A) Oxaloacetic acid. B) Pyruvic acid. C) Acetyl CoA. D) Malic acid. Show Answer Correct Answer: C) Acetyl CoA. 15. Daun memiliki fungsi sebagai berikut, KECUALI ..... A) Tempat pertukaran gas CO$_{2}$ dan O$_{2}$. B) Tempat penyerapan air oleh stomata. C) Tempat terjadinya proses penguapan. D) Tempat terjadinya proses fotosintesis. Show Answer Correct Answer: B) Tempat penyerapan air oleh stomata. 16. R.Q is ratio of(a) CO$_{2}$ produced to substarate consumed(b) CO$_{2}$ produced to O$_{2}$ consumed(c) oxygen consumed to CO$_{2}$ produced(d) oxygen consumed to water produced A) (b) CO$_{2}$ produced to O$_{2}$ consumed. B) A) CO$_{2}$ produced to substarate consumed. C) (c) oxygen consumed to CO$_{2}$ produced. D) (c) oxygen consumed to CO$_{2}$ produced. Show Answer Correct Answer: A) (b) CO$_{2}$ produced to O$_{2}$ consumed. 17. GLUCOSE IS ..... CARBON MOLECULE A) 12. B) 6. C) 24. D) 1. Show Answer Correct Answer: B) 6. 18. Energy released while respiration is stored as? A) Glucose. B) Starch. C) Adenosine triphosphate. D) Energy. Show Answer Correct Answer: C) Adenosine triphosphate. 19. In humans, during excessive exercise when muscles become fatigued and activity cannot continue at the same intensity, what is the direct cause? A) Oxygen is insufficient so muscle cells respire anaerobically to produce lactic acid. B) Muscle cells cannot receive enough glucose, so aerobic respiration cannot occur. C) Muscles are poisoned by CO2, lacking ATP and water. D) Muscle cells cannot accept ATP. Show Answer Correct Answer: A) Oxygen is insufficient so muscle cells respire anaerobically to produce lactic acid. 20. Carbon dioxide readily dissolves in lime water A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 21. Electrons from NADH produced in the mitochondrial matrix during citric acid cycle are oxidised by:- A) Complex II. B) Complex III. C) Complex I. D) Complex IV. Show Answer Correct Answer: C) Complex I. 22. When zoomed into a leaf, we see a structure which can open and close for gaseous exchange in plants. A) Lenticel. B) Stoma. C) Guard cell. D) Chloroplast. Show Answer Correct Answer: B) Stoma. 23. How many ATP are produced in aerobic respiration? A) 2. B) 33. C) 4. D) 36. Show Answer Correct Answer: D) 36. 24. What are the reactants needed for photosynthesis? A) Hydrogen and oxygen. B) Nitrogen and phosphorus. C) Carbon dioxide and water. D) Oxygen and glucose. Show Answer Correct Answer: C) Carbon dioxide and water. 25. Assertion (A):The breakdown of glucose in plants occurs in two main stages:glycolysis and Krebs cycle.Reason (R):Glycolysis occurs in the mitochondria, while Krebs cycle occurs in the cytoplasm. A) Both A and R are true. B) A is true, R is false. C) A is false, R is true. D) Both A and R are false. Show Answer Correct Answer: B) A is true, R is false. ← 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 8Class 11 Biology Chapter 14 Respiration In Plants Quiz 9Class 11 Biology Chapter 14 Respiration In Plants Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books