This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Biology Chapter 15 Plant Growth And Development – Quiz 5 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Biology Chapter 15 Plant Growth And Development Quiz 5 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. A plant that completes its life cycle in one growing season A) Perennial. B) Annuals. C) Biennials. D) Herbaceous. Show Answer Correct Answer: B) Annuals. 2. While tending to her garden one sunny afternoon, Lily discovered something unusual buried in the soil. A) A flower. B) A seed. C) A leaf. D) A rock. Show Answer Correct Answer: B) A seed. 3. Tissue in plants that conducts sugars and other metabolic products from the leaves to the rest of the plant. A) Vascular cambium. B) Cork cambium. C) Xylem. D) Phloem. Show Answer Correct Answer: D) Phloem. 4. Biji kacang hijau direndam dalam air selama 2 jam, lalu dipindahkan ke dalam wadah tertutup. Beberapa hari kemudian biji mengalami perkecambahan. Peran air pada perkecambahan biji tersebut adalah ..... A) Merangsang kerja auksin. B) Menyerap zat makanan dalam biji. C) Merangsang metabolisme embrio dalam biji untuk tumbuh. D) Mengandung zat makanan untuk pertumbuhan embrio. E) Menguraikan zat amilum dalam biji. Show Answer Correct Answer: C) Merangsang metabolisme embrio dalam biji untuk tumbuh. 5. Why do chemical fertilizers release nutrients more quickly than organic fertilizers? A) They are made from compost and manure. B) They contain more macronutrients. C) They are made from inorganic materials. D) They improve soil structure. Show Answer Correct Answer: C) They are made from inorganic materials. 6. Different colours of light can affect how much photosynthesis can occur A) Light intensity. B) Colours. C) Wavelength. D) Carbon dioxide concentration. Show Answer Correct Answer: C) Wavelength. 7. Apa definisi pertumbuhan pada tanaman? A) Peningkatan ukuran dan jumlah sel. B) Perubahan bentuk dan fungsi organ. C) Proses fotosintesis. D) Pembentukan biji baru. Show Answer Correct Answer: A) Peningkatan ukuran dan jumlah sel. 8. Zeatin was extracted for the first time from- A) Maize. B) Coconut. C) Fungus. D) Autoclaved herring sperm. Show Answer Correct Answer: A) Maize. 9. In coleoptile tissue, auxin- A) Is not transported, because auxin is used where it is made. B) Is transported by diffusion, with no preferred direction. C) Is transported from base to tip. D) Is produced by the growing apices of the stem and roots, from where they migrate to the regions of their action. Show Answer Correct Answer: D) Is produced by the growing apices of the stem and roots, from where they migrate to the regions of their action. 10. A student claims that monocots cannot grow tall because they lack secondary growth. Is this entirely accurate based on the text? A) Yes, all monocots are small grasses. B) No, some monocots like shrubs can undergo secondary growth. C) No, monocots grow tall using their lateral meristems. D) Yes, only eudicots have apical meristems. Show Answer Correct Answer: C) No, monocots grow tall using their lateral meristems. 11. The mother plant is producing another hormone, ..... which causes bthe embrayo in the developing seeds to become dormant. A) Acids. B) Gibberellic acid. C) Abscisic acid. D) Cytokinins. Show Answer Correct Answer: C) Abscisic acid. 12. Which of the following refers to the suitability of the substrate shape? A) Kesesuaian suhu dan pH. B) Induksi substrat. C) Inhibitor pada substrat. D) Kesesuaian bentuk substrat. E) Inhibitor kompetitif. Show Answer Correct Answer: D) Kesesuaian bentuk substrat. 13. Which sequence correctly traces the development of a plant cell? A) Differentiation $\rightarrow$ Division $\rightarrow$ Elongation. B) Elongation $\rightarrow$ Division $\rightarrow$ Differentiation. C) Division $\rightarrow$ Elongation $\rightarrow$ Differentiation. D) Differentiation $\rightarrow$ Elongation $\rightarrow$ Division. Show Answer Correct Answer: C) Division $\rightarrow$ Elongation $\rightarrow$ Differentiation. 14. What is it called when we remove weak plants and keep the strong plants to help them grow? A) Thinning. B) Planting. C) All the above. D) None of the above. Show Answer Correct Answer: A) Thinning. 15. Where is the pollen made? A) Stamen. B) Pistil. C) Bees. D) Flower. Show Answer Correct Answer: A) Stamen. 16. What happens to photosynthesis if stomata stay closed for a long time? A) It increases. B) It stops. C) It remains the same. D) It fluctuates. Show Answer Correct Answer: B) It stops. 17. The process of water entering the seeds which can trigger germination is called ..... A) Aeration. B) Imbibition. C) Immaturity. D) Introduction. E) Hidration. Show Answer Correct Answer: B) Imbibition. 18. How do seeds get energy to germinate? A) It gets energy from the sunlight. B) It gets energy from another plant,. C) It gets energy from the food stored in the soil. D) It gets energy from the food stored in the seed. Show Answer Correct Answer: D) It gets energy from the food stored in the seed. 19. Absorbs water and minerals A) Leaf. B) Stem. C) Root. D) Flower. Show Answer Correct Answer: C) Root. 20. What percentage of a leaf's surface do stomata account for? A) 50%. B) 90%. C) 10%. D) 1%. Show Answer Correct Answer: D) 1%. 21. In the 'Zone of Cell Elongation, ' cells increase in size mainly due to: A) Division of the nucleus. B) Water diffusion by osmosis and vacuolation. C) The hardening of the cell wall with lignin. D) The shedding of the epidermis. Show Answer Correct Answer: B) Water diffusion by osmosis and vacuolation. 22. Seed needs warmth and sunlight to grow. A) False. B) True. C) All the above. D) None of the above. Show Answer Correct Answer: B) True. 23. What is the process by which plants make their own food? A) Fertilization. B) Photosynthesis. C) Respiration. D) Transpiration. Show Answer Correct Answer: B) Photosynthesis. 24. Plants will grow towards light due to the role of hormones ..... A) Auxin. B) Gibberellins. C) Cytokinins. D) Ethylene. E) Kalin. Show Answer Correct Answer: A) Auxin. 25. Why might a farmer choose organic fertilizers over chemical fertilizers? A) Organic fertilizers work faster. B) They are less expensive. C) They improve soil structure. D) Organic fertilizers release more nutrients. Show Answer Correct Answer: C) They improve soil structure. ← 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 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 10Class 11 Biology Chapter 15 Plant Growth And Development Quiz 11 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books