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Class 11 Biology Chapter 5 Morphology Of Flowering Plants Quiz 12 (60 MCQs)

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1. Parallel venation is a characteristic of monocots. Which of the following is an exception to this generalisation?
2. Thorns found on citrus and bougainvillea are modifications of?
3. Bicarpellary gynoecium and oblique ovary occurs in
4. What describes the primary role of the root system in a flowering plant? I. Absorption of water and minerals from the soil. II. Anchorage of the plant to the soil. III. Synthesis of hormones. IV. Production of flowers and fruits.
5. Name the wall of the fruit that developed from the wall of the ovary.Perisperm Perisperm Pericarp Pericarp Testa Testa Tegmen Tegmen
6. The placenta forms a ridge along the ventral suture of the ovary and ovules are borne on this ridge forming two rows in-
7. In an inflorescence where flowers are borne laterally in an acropetal succession, the position of the youngest floral bud shall be
8. A fruit developed from a condensed inflorescence is
9. Twisted aestivation is present in
10. Example of plant having multicarpellary apocarpous ovary is/are
11. THE PETIOLE IS MODIFIED TO FLAT LEAF LIKE STRUCTURE IN
12. Pada epigin, posisi ovarium relatif adalah .....
13. Select the group of plants that possess stilt roots.
14. Identify the family which shows the following diagnostic features.Flowers pentamerous, gynoecium-bicarpellary, syncarpous, ovary placed obliquely, placentation axile, placenta swollen.
15. Cells in the region of meristematic activity are characterized by:
16. Select the correct statement w.r.t. Mango and coconut
17. Which of the following correctly describes the origin of adventitious roots?
18. How many plants in the list given below have composite fruits that develop from an inflorescence Walnut, poppy, radish, fig, pineapple, apple, tomato, mulberry
19. Undifferentiated sepals and petals are collectively called
20. Consider the following:1. Prop roots 2. Stilt roots 3. Pneumatophores 4. Tuberous roots (Sweet potato) Which of these root modifications primarily provide mechanical support?
21. What is the modification of the tap root in a Carrot?
22. Which of the following is NOT a primary function of roots?
23. Diadelphous androecium is present in
24. Leaves are modified into tendrils in-
25. The technical term used for the androecium in a flower of China rose
26. When the margins of petals just touch the margin of other petal the aestivation is referred as
27. Tetradynamous & didynamous condition respectively present in-
28. Which is a zygomorphic flower?
29. The inner layer of the seed coat is called
30. Which of the following has parietal placentation?
31. Epiphytic roots are found in
32. Arrangement of flowers on floral axis is called-
33. How many plants in the list given below have marginal placentation?Mustard, Gram, Tulip, Asparagus, Arhar, Sun hemp, Chilli, Colchicine, Onion, Moong, Pea, Tobacco, Lupin
34. Seed coat is not thin, membranous in
35. The stamens of Salvia has which type of androecium?
36. Sweet potato is a modified
37. Which type of placentation is found in sunflower?
38. Pentamerous actinomorphic flowers, bicarpellate ovary with oblique septa and fruit a capsule of berry are characteristic feature of
39. In some leguminous plants the leaf base becomes swollen which is called
40. Botanical name of cauliflower is
41. Which of the following is an example of a modified tap root for storage?
42. Assertion:-Bud is present in axil of petiole in both simple and compound leaf, but not in axil of leaflets of compound leaf. Reason:-Compound leaf is present in Neem and silk cotton.
43. Morphology means
44. The given figure represents vexillary aestivation. Select the suitable labels for P, Q and R.
45. Vexillary aestivation is characteristic of the family
46. Zig-zag development of inflorescence axis is an example of
47. Embryonic shoot is covered by a protective layer called ..... a) Coleoptileb) Coleorrhizac) Scutellumd) Aleurone
48. Which type of fruit is found in the solanaceae family?
49. Match the floral formula in List I to the correct plant family in List II. Item (A):Floral formula with actinomorphic, bisexual flower; calyx 5, corolla 5; stamens 5; bicarpellary syncarpous gynoecium.
50. Fruit of groundnut is
51. Jika sebuah bunga memiliki kelopak tambahan yang mudah dibedakan dan terpisah, maka secara terminologi disebut memiliki .....
52. If the margins of sepals or petals overlap one another but not in any particular direction is-
53. A primary function of roots is the synthesis of:
54. The mode of arrangement of sepals or petals in a floral bud with respect to the other members of the same whorl is known as ..... aestivation.aphyllotaxyinflorescenceplacentation
55. The beauty of the Bougainvillea flower is
56. An aggregate fruit is one which develops from:
57. Plants growing in swamps have roots that grow vertically upwards like
58. . A short, green, flattened branch resembling a leaf arising from the axil of a reduced scale leaf is called
59. Where are root hairs typically found?
60. Flowers are always bisexual
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