This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Biology Chapter 15 Plant Growth And Development – Quiz 21 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Biology Chapter 15 Plant Growth And Development Quiz 21 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Apa yang menjadi tempat hidup halofit? A) Tanah dengan kandungan garam tinggi. B) Area kering. C) Tanah normal. D) Lingkungan akuatik. Show Answer Correct Answer: A) Tanah dengan kandungan garam tinggi. 2. During which phase do cells form vacuoles and grow larger? A) Cell division. B) Cell enlargement. C) Cell differentiation. D) Ripening. Show Answer Correct Answer: B) Cell enlargement. 3. The process in which plants take in Carbon dioxide and water and produce glucose and Oxygen is called: A) Respiration. B) Germination. C) Photosynthesis. D) Transpiration. Show Answer Correct Answer: C) Photosynthesis. 4. Statement 1:Elongation of reduced stem is possible due to application of gibberellin hormone.Statement 2:Gibberellin stimulates cell division and cell elongation. A) Both statements 1 and 2 are correct. B) Statement 1 is correct but statement 2 is incorrect. C) Statement 1 is incorrect but statement 2 is correct. D) Both statements 1 and 2 are incorrect. Show Answer Correct Answer: A) Both statements 1 and 2 are correct. 5. Which deficiency causes leaves to turn yellow while the veins remain green? A) Magnesium. B) Potassium. C) Phosphorus. D) Calcium. Show Answer Correct Answer: A) Magnesium. 6. Where does fertilization take place in a plant? A) Anther. B) Stigma. C) Ovary. D) Style. Show Answer Correct Answer: C) Ovary. 7. The set of observable characteristics of an individual resulting from the interaction of its genotype with the environment. A) Genotype. B) Phenotype. C) Chromosomes. D) Mutations. Show Answer Correct Answer: B) Phenotype. 8. The cells inside of a seed that will eventually turn into the plant's roots, shoots, and leaves. A) Meristems. B) Phloem. C) Embryo. D) Mitosis. Show Answer Correct Answer: C) Embryo. 9. Tahap perkembangan tanaman yang ditandai dengan pembentukan bunga disebut ..... A) Fase vegetatif. B) Fase generatif. C) Fase embrionik. D) Fase perkecambahan. Show Answer Correct Answer: B) Fase generatif. 10. This is NOT a type of specialized plant cell but an unspecialized cell capable of dividing indefinitely. A) Meristem. B) Collenchyma. C) Parenchyma. D) Sclerenchyma. Show Answer Correct Answer: A) Meristem. 11. Which of the following is the anti ageing plant hormone? A) IAA. B) CYTOKININS. C) ETHYLENE. D) GIBBERELLINS. Show Answer Correct Answer: B) CYTOKININS. 12. Bulbs have a rounded shape, narrower towards the top, and a flat base called? A) Basal flate. B) Plate. C) Morphological differentiation. D) Bud scales. Show Answer Correct Answer: A) Basal flate. 13. Cytokinins and ethylene have opposite effects on- A) Leaf senescence. B) Elongation of stem. C) Lateral swelling of stem. D) Winter dormancy. Show Answer Correct Answer: A) Leaf senescence. 14. 3 terms-Inhibitor-B, Abscission II and Dormin are used for the same hormone. That hormone is- A) Auxin. B) ABA. C) C$_{2}$H$_{4}$. D) GA. Show Answer Correct Answer: B) ABA. 15. Why is water important for plant growth? A) It strengthens the plant and helps resist drought. B) It helps transport food and nutrients. C) It creates cell walls in plant cells. D) It allows the plant to flower. Show Answer Correct Answer: B) It helps transport food and nutrients. 16. Day neutral plant relates to A) Loss of activity during day time. B) Overactive during day time. C) Flowering in all possible photoperiods. D) No flowering in any photoperiod. Show Answer Correct Answer: C) Flowering in all possible photoperiods. 17. An essential element needed in plant development that helps the plant grow and build disease resistance. A) Nitrogen. B) Phosphorus. C) Potassium. D) Calcium. Show Answer Correct Answer: C) Potassium. 18. Justify the statement:'Primary growth and secondary growth are complementary processes.' A) Primary growth provides height, while secondary growth provides the support to maintain that height. B) They both occur in the same meristematic tissue. C) Primary growth happens only after secondary growth is finished. D) They both increase the diameter of the root only. Show Answer Correct Answer: A) Primary growth provides height, while secondary growth provides the support to maintain that height. 19. When compared to the amount of oxygen produces in the process of photosynthesis, the amount of oxygen used in plant respiration is: A) About the same. B) Less. C) More. D) Much more. Show Answer Correct Answer: B) Less. 20. Not only cause the plant to wilt but also limits the quantity of carbon dioxide. A) Lack of energy. B) Lack of water. C) Lack of nutrients. D) Water supply. Show Answer Correct Answer: B) Lack of water. 21. What helps transport water through the plant? A) Stomata. B) Xylem vessels. C) Seeds. D) Leaves. Show Answer Correct Answer: B) Xylem vessels. 22. Uptake of dissolved minerals is done by ..... ? A) Active transport. B) Diffusion. C) Translocation. D) Transport. Show Answer Correct Answer: A) Active transport. 23. State of suspended growth . A) Dormancy. B) Die back. C) Lack of germination. D) Climate conditions. Show Answer Correct Answer: A) Dormancy. 24. Fruits produce gaseous compound is called. A) Calboro. B) Ethrel. C) Ethylene. D) Abscission. Show Answer Correct Answer: C) Ethylene. 25. When is the ideal time to transplant seedlings? A) After they are tall. B) When the first true leaves appear. C) When they flower. D) None of the above. Show Answer Correct Answer: B) When the first true leaves appear. ← PreviousNext →Related QuizzesClass 11 Biology Chapter 15 Plant Growth And Development Quiz 1Class 11 Biology Chapter 15 Plant Growth And Development Quiz 2Class 11 Biology Chapter 15 Plant Growth And Development Quiz 3Class 11 Biology Chapter 15 Plant Growth And Development Quiz 4Class 11 Biology Chapter 15 Plant Growth And Development Quiz 5Class 11 Biology Chapter 15 Plant Growth And Development Quiz 6Class 11 Biology Chapter 15 Plant Growth And Development Quiz 7Class 11 Biology Chapter 15 Plant Growth And Development Quiz 8Class 11 Biology Chapter 15 Plant Growth And Development Quiz 9Class 11 Biology Chapter 15 Plant Growth And Development Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books