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Class 11 Biology Chapter 15 Plant Growth And Development Quiz 5 (60 MCQs)

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1. Which part of the seed becomes the fruit?
2. What is the primary function of lateral meristems?
3. Jenis pertumbuhan apa yang mengakibatkan penebalan pada tanaman?
4. At which stage of plant growth do buds begin to form?
5. What is the ideal temperature range for photosynthesis to occur at its highest rate?
6. The term "auxin" is used for-
7. C$_{2}$H$_{4}$ is synthesised in large amounts by-
8. Which of the following is NOT a symptom of nutrient deficiencies in seedlings (and mature plants)?
9. Rate of growth per unit time is called as
10. What is the process of transferring pollen from the male part of the flower to the female part?
11. Pada metabolisme, enzim mempercepat reaksi tetapi tidak ikut bereaksi sehingga disebut .....
12. Which of the following is a characteristic of secondary growth?
13. What happens to seeds planted in paper towels compared to soil initially?
14. What is the process of seed development and growth called?
15. What part of a seed protects the embryo from drying out?
16. Faktor manakah yang TIDAK mempengaruhi pertumbuhan tanaman?
17. I. Cytokinin is primarily concerned with cell divisionII. C$_{2}$H$_{4}$ breaks seed and bud dormanyIII. ABA stimulates the opening of stomataIV. C$_{2}$H$_{4}$ initiates germination in peanut seeds, sprouting of potato tubersV. ABA is synergistic to GAThe false statement is-
18. Seorang pedagang buah menggunakan gas etilen dalam penyimpanan mangga yang masih mentah. Tujuan pemberian etilen adalah .....
19. This is a hormone that promotes fruit ripening.
20. Can manufactured its own food with sunlight as source of energy.
21. Main factors affecting photosynthesis except
22. What is the main function of stomata?
23. Promote cell division, involved in branching and stimulting bud initiation.
24. The process by which plants use solar energy, carbon dioxide, and water to create oxygen and stored sugar.
25. A hormone manufactured primarily in the shoot tips, in embryos, and in parts of developing flowers and seeds.
26. Apa yang terjadi jika tanaman kekurangan hormon auksin?
27. What happens to seeds when conditions are not right for plant growth?
28. ..... is the very important material used as fuel and in many field including construction.
29. The series of biochemical reactions in photosynthesis that require light energy that is captured by light-absorbing pigments (such as chlorophyll) to be converted into chemical energy.
30. What is the first stage of germination?
31. Go through the following statements-I. Promotes flowering in pineappleII. Used to prepare weed free lawnIII. Promotes the abscission of older mature leaves and fruitsThe above functions are carried out by-
32. What is the primary product of photosynthesis?
33. Outer layer that protect embryo
34. A farmer grows cucumber plants in his field. He wants to increase the number of female flowers in them. Which plant growth regulator can be applied to achieve this?
35. How much water do tall plants need?
36. How long can plants grow without soil?
37. Which phase of growth involves cell enlargement?
38. The cotyledon in seeds functions as .....
39. Attracts pollinators to the plant and aids in reproduction of the plant
40. What is a very young plant called?
41. The hormone responsible for phototropism is-
42. Which hormone delays leaf aging?
43. Consider as the mature or ripened ovary
44. Which structure protects the seed?
45. The joining of male sperm and female egg is called:
46. The process of plant growth originates from the part found in the seed, namely .....
47. Where is auxin produced?
48. Support the plant
49. Bees have a ..... body, which allows pollen to stick to it.
50. The Science of using crops and animals to transform solar energy into usable products is
51. Tissues are groups of cells that work together to form organs. Which of these is NOT a type of plant tissue.
52. Faktor eksternal yang diperlukan untuk perkecambahan biji adalah .....
53. Which phase of growth is characterized by structural differentiation?
54. Artificial ripening of fruits is caused by the treatment of
55. The layer that covers the apical meristem of a root is called the
56. What are xylem vessels?
57. The part of the embryo that will develop into roots is .....
58. What is the primary role of ethylene in plants?
59. Fruit and leaf drop at early stages can be prevented by the application of:
60. A hormone that stimulates stem elongation
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