Plant structure functions pollination and life cycles. - Question Bank
1. The growth of a pollen tube from the pollen grain to the ovule is essential for:
2. Which part of the flower develops into a seed after fertilization?
3. The process where a plant produces seeds without fertilization is called:
4. Xenogamy refers to pollination between:
5. Geitonogamy is pollination between:
6. The transfer of pollen from the anther to the stigma without the involvement of external agents like wind or insects is known as:
7. What is the primary function of petals in entomophilous (insect-pollinated) flowers?
8. Which type of root system has many thin, branching roots of similar size arising from the base of the stem?
9. Which type of root system consists of a main, thick taproot with smaller lateral roots branching off?
10. A plant that lives for many years, often producing flowers and seeds annually, is called a:
11. A plant that completes its life cycle in two growing seasons is called a:
12. Plants that rely on water for pollination often have:
13. What is the function of the endosperm in a seed?
14. Which part of the flower contains the ovules which develop into seeds?
15. In the life cycle of a typical flowering plant, which stage follows fertilization?
16. What is the term for the complete life cycle of a flowering plant, from seed to seed production?
17. Which tissue in plants is responsible for transporting sugars produced during photosynthesis from the leaves to other parts of the plant?
18. Which tissue in plants is responsible for transporting water and dissolved minerals from the roots to the rest of the plant?
19. The waxy layer on the surface of a leaf that reduces water loss is called the:
20. What is the primary role of stomata on a leaf?
21. The arrangement of leaves on a stem is called:
22. Which plant part is a modified stem that stores food?
23. What is the function of the cotyledon in a germinating seed?
24. Grasses and many trees are typically pollinated by:
25. Plants with brightly colored, fragrant flowers and sticky pollen are usually pollinated by:
26. Which of the following is a method of seed dispersal?
27. The process of spreading seeds away from the parent plant is known as:
28. In many seeds, the stored food for the embryo is found in the:
29. The part of the seed that develops into the shoot (stem and leaves) of the new plant is called the:
30. The part of the seed that develops into the root system of the new plant is called the:
31. What are the essential requirements for seed germination?
32. The process by which a seed sprouts and begins to grow into a new plant is called:
33. Which structure contains the female gametes (egg cells) in a flower?
34. The stalk that supports the anther is called the:
35. The sticky tip of the pistil that receives pollen is called the:
36. Which part of the stamen contains the pollen grains?
37. The part of the flower that protects the bud before it opens is called a:
38. After fertilization, the ovary of a flower typically develops into a:
39. What is the fusion of male gamete with the female gamete called?
40. Cross-pollination occurs when pollen is transferred from the anther of one plant to the stigma of:
41. Self-pollination occurs when pollen is transferred from the anther to the stigma of:
42. Which of the following is a common pollinating agent for plants?
43. What is the process of pollen transfer from the anther to the stigma called?
44. The female reproductive part of a flower is called the:
45. The male reproductive part of a flower is called the:
46. Which part of the flower is typically brightly colored to attract pollinators?
47. What is the main function of a stem?
48. The process by which plants release water vapor into the atmosphere is called:
49. Which part of the plant is responsible for photosynthesis?
50. What is the primary function of the root system in a plant?