Class 11 Biology Chapter 6 Anatomy Of Flowering Plants Quiz 1 (60 MCQs)

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1. Xylem fibres posses obliterated central lumen due to very thick walls. This helps to perform the function of
2. Which part of a flowering plant absorbs water and nutrients from the soil?
3. Pericycle is present on the inner side of the endodermis and above the phloem in the form of semi-lunar patches of sclerenchyma in dicot stem.
4. Choose odd one out w.r.t origin
5. In dicot root, initiation of lateral root, and vascular cambium during secondary growth takes place from-
6. The dead, elongated cells having lignified thick cell wall occurring in groups, with tapering ends and serving a mechanical function are called-
7. DORSIVENTRAL LEAF HAS MORE STOMATA GENERALLY ON
8. Structure of nucleic acids and proteins which carries genetic information in the form of genes
9. The transverse section of a plant shows following anatomical features:Identify the category of plant and its part:
10. The vascular cambium normally gives rise to:
11. If there is no cambium between the xylem and phloem then the vascular bundle is called as
12. Sclereids are commonly found in the fruit walls of nuts; pulp of fruits like guava, pear and sapota; seed coats of legumes and leaves of tea.
13. Phloem fibres (bast fibres) are made up of sclerenchymatous cells.
14. The first formed primary xylem elements are called protoxylem and the later formed primary xylem is called metaxylem.
15. Jute, Flax and Hemp are of commercial importance. To which part of the plant do they belong to?
16. Study carefully the statements related to Epidermal Tissue System and find out the incorrect statement.
17. Stalk of pistil which pollen travels through:
18. Which statement is not correct with respect vascular bundles of monocot root:-
19. Match List-I with List-II
20. The anatomy of springwood shows some peculiar features. Identify the correct set of statements about springwood.
21. Which of the following statement/s are not true-I) cork cambium is otherwise called as phellogenII) Cork is otherwise called phellemIII) secondary cortex is otherwise called peridermIV)cork cambium, cork & seconadry cortex are collectively called phelloderm
22. During the formation of the primary plant body, specific regions of the apical meristem produce-
23. CASPARIAN STRIP IS PRESENT IN
24. Match List-I with List-II Select the correct answer from the options given below.
25. Assertion-The cork is impervious to water Reason-In cork cells, suberin is deposited in cell wall.
26. In dicot stems, the cells of cambium present between primary xylem and primary phloem is the intrafascicular cambium.
27. Tracheid, vessel and sclereids are similar in that they all-
28. When xylem and phloem are arranged in an alternate manner on separate radii, such a vascular bundle is called-
29. Which of the following plants undergo secondary growth?
30. Vascular bundles in monocotyledons are considered closed because:
31. Cuticle is absent in
32. Which of the following is not a part of the plant tissue system?
33. What is the purpose of the petals in a flower?
34. Wood is common name of .....
35. Flowering plants with only one seed cotyledon
36. Read the following statements about the vascular bundles:Choose the correct answer from the options given below.
37. A dicot root can be identified by(a) exarch vascular bundles(b) endarch vascular bundles(c) presence of numerous xylem bundles(d) presence of large pith
38. Ground tissue includes:-
39. Components of phloem which is absent in most of the monocots is
40. In pteridophytes and gymnosperms, xylem consists of all except-
41. Gymnosperms lack vessels in their xylem.
42. Which part of the leaf is made up of stomatal aperture, guard cell, and subsidiary cell?
43. Pores in the leaf that function in gas exchange.
44. Assertion-The amount of secondary xylem is produced more than secondary phloem and soon forms a compact mass.Reason-The cambium is generally less active on the inner side than on the outer.
45. Ground tissue does not include-I) Epidermis.II)Vascular bundleIII) ScelerenchymaIV) CollenchymaV) Parenchyma
46. Which type of tissue features a collenchymatous cortex?
47. Which of the following statements about Spring wood (Early wood) is incorrect?
48. Which of the following statements is true for Autumn wood (late wood)?
49. Collenchyma cells are much thickened at the corners due to a deposition of cellulose, hemicellulose and pectin.
50. Conducting cells called ..... elements are the part of xylem where water and minerals are transported-
51. Monocot root differs from dicot root in having-
52. Collects solar energy to conduct photosynthesis:
53. Which of the following component of phloem is made up of sclerenchymatous cells?
54. In grasses, certain adaxial epidermal cells along the veins modify themselves into large, empty, colourless cells known as bulliform cells.
55. Another name of Phellogen is
56. The cotyledon in an embryo becomes the
57. Green cells of epidermis are
58. Narrow bands of parenchymatous tissue which passes through xylem and phloem radially are known as-
59. Which one is not the part of stele?
60. Identify the wrong statement in context of heartwood: