This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Biology Chapter 15 Plant Growth And Development – Quiz 19 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Biology Chapter 15 Plant Growth And Development Quiz 19 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Apa faktor internal yang mempengaruhi pertumbuhan dan perkembangan tanaman? A) Sinar matahari dan air. B) Hormon dan gen. C) Kelembapan dan suhu. D) Jenis tanah dan ketinggian. Show Answer Correct Answer: B) Hormon dan gen. 2. During photosynthesis, carbon dioxide leaves the atmosphere and inters the plant and leaves as ..... ? A) Carbon. B) Oxygen. C) Fe. D) Water. Show Answer Correct Answer: B) Oxygen. 3. Cytokinins are formed primarily in which area of the plant? A) Tips of shoot. B) Root. C) Stem. D) Lateral buds and leaves. Show Answer Correct Answer: B) Root. 4. To cause seeds to sprout or develop. A) Germination. B) Photosynthesis. C) Pollination. D) Fertilization. Show Answer Correct Answer: A) Germination. 5. What develops after pollination? A) Roots. B) Nothing, the flower dies. C) Seed pods. D) None of the above. Show Answer Correct Answer: C) Seed pods. 6. Which tissue forms the 'wood' in trees? A) Primary phloem. B) Secondary phloem. C) Secondary xylem. D) Cork cambium. Show Answer Correct Answer: C) Secondary xylem. 7. Which factor greatly influences the movement of stomata, chlorophyll synthesis, and photosynthesis in plants? A) Light. B) Nutrients. C) Temperature. D) Water. Show Answer Correct Answer: A) Light. 8. TIBA (2, 3, 5-triiodobenzoic acid functions as A) A phytohormone. B) Cytokinins. C) Synthetic auxin. D) Anti auxin. Show Answer Correct Answer: D) Anti auxin. 9. Manakah dari berikut ini merupakan faktor eksternal yang memengaruhi pertumbuhan dan perkembangan tanaman? A) Air. B) Tanah. C) Cahaya matahari. D) Semua benar. Show Answer Correct Answer: D) Semua benar. 10. Plant growth is A) Dry weather. B) Size increase by cell division and enlargement. C) Size increase by vegetative state. D) Seed germination. Show Answer Correct Answer: B) Size increase by cell division and enlargement. 11. How can sulfur deficiency affect plant growth? A) It causes brown leaves and poor root growth. B) It results in small, pale leaves. C) It leads to stunted growth. D) It causes leaves to become yellow. Show Answer Correct Answer: B) It results in small, pale leaves. 12. Which one(s) is/are redifferentiated cell(s)? A) Cork. B) Secondary cortex. C) Both. D) None. Show Answer Correct Answer: C) Both. 13. Abscission is promoted mainly by- A) Auxin. B) Cytokinin. C) Giberellin. D) ABA. Show Answer Correct Answer: D) ABA. 14. Plant hromone causing abscisssion of leaves, senescence and inhibition of cell division is A) IAA. B) Ethylene. C) Cytokinins. D) ABA. Show Answer Correct Answer: D) ABA. 15. If a rotten fruit gets mixed with unripe fruits, the unripe fruits will A) Also be rotten. B) Ripe quickly. C) Remain unchanged. D) None of these. Show Answer Correct Answer: B) Ripe quickly. 16. What did Lily do with the seed? A) She ate it. B) She threw it away. C) She planted it in the soil. D) She gave it to her grandma. Show Answer Correct Answer: C) She planted it in the soil. 17. Secondary growth results in plants ..... A) Growing taller. B) Growing wider. C) Producing flowers. D) Producing fruits. Show Answer Correct Answer: B) Growing wider. 18. A plant that lives for more than two years. A) Perennial. B) Annuals. C) Biennials. D) Herbaceous. Show Answer Correct Answer: A) Perennial. 19. Epigeal germination is characterized by ..... A) Cotyledons remain in the soil. B) Cotyledons lifted above the soil surface. C) Radikula grows sideways. D) Plumula remains underground. Show Answer Correct Answer: B) Cotyledons lifted above the soil surface. 20. Apa tujuan utama fotosintesis pada tumbuhan? A) Untuk menyerap air. B) Untuk memproduksi makanan. C) Untuk menumbuhkan akar. D) Untuk membuat bunga. Show Answer Correct Answer: B) Untuk memproduksi makanan. 21. Growth:Increase in size, weight and number of cells A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 22. What is the fundamental characteristic of all living organisms? A) Photosynthesis. B) Growth. C) Respiration. D) Transpiration. Show Answer Correct Answer: B) Growth. 23. It stimulates the onion plant to stop making a bulb and begin sending up flower shoots and forming seeds called bolting A) Temperature. B) Light. C) Water. D) Climate. Show Answer Correct Answer: A) Temperature. 24. Converts light energy into a chemical energy in the form of glucose. A) ATP. B) ADP. C) DDO. D) DPB. Show Answer Correct Answer: A) ATP. 25. This type of specialized plant cell has a secondary cell wall that contains a strong complex carbohydrate called lignin. A) Meristem. B) Collenchyma. C) Parenchyma. D) Sclerenchyma. Show Answer Correct Answer: D) Sclerenchyma. ← 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