MCQ questions for class 11 biology chapter 6 : MCQs Questions for Class 11 Biology with Answers PDF Free Download prepared here according to the latest CBSE RBSE ans other State Board syllabus and NCERT curriculum. Students can practice CBSE Class 11 Biology MCQs Multiple Choice Questions for all Chapter. NEET MCQ Questions Anatomy of Flowering Plants
MCQs questions for class 11 biology chapter 6 Anatomy of Flowering Plants with answer PDF Free Download
1. In a shoot meristem, protoderm gives rise to
(a) pith
(b) pericycle
(c) phloem
(d) epidermis
(d) epidermis
2. When phloem is present on both sides of the xylem, the vascular bundle is said to be
(a) collateral
(b) bicollateral
(c) radial
(d) conjoint
(b) bicollateral
3. The intercalary meristem results in
(a) apical growth
(b) secondary tissues
(c) primary tissues
(d) cambium
(c) primary tissues
4. Collenchyma differs from sclerenchyma in
(a) having thick cell walls
(b) having wide lumen
(c) being flexible
(d) being living at maturity
(d) being living at maturity
5. If parenchyma cells are green in colour, they are known as
(a) sclerenchyma
(b) chlorenchyma
(c) aerenchyma
(d) collenchyma
(b) chlorenchyma
6. Cork cells are
(a) lignified
(b) suberised
(c) cutinised
(d) pectinised
(b) suberised
7. The living components of the xylem are
(a) tracheids
(b) vessels
(c) wood fibres
(d) wood parenchyma
(d) wood parenchyma
8. Companion cells are present alongside the
(a) xylem vessels
(b) sieve cells
(c) sieve tubes
(d) tracheids
(c) sieve tubes
9. The conductive tissue present in gymnosperms consist of
(a) vessels
(b) sieve tubes
(c) tracheids
(d) wood fibres
(c) tracheids
10. The xylem that is formed from procambium and has lignified cell walls is known as
(a) primary xylem
(b) secondary phloem
(c) protoxylem
(d) metaxylem
(d) metaxylem
11. The phloem formed from vascular cambium is known as
(a) primary phloem
(b) secondary phloem
(c) protophloem
(d) metaphloem
(b) secondary phloem
12. The Casparian rings are found in
(a) monocot root
(b) dicot root
(c) monocot stem
(d) dicot stem
(a) monocot root
13. Alburnum is also called
(a) heartwood
(b) softwood
(c) sapwood
(d) hardwood
(c) sapwood
14. Softwood is associated with
(a) higher pteridophytes
(b) angiosperms
(c) dicot stems
(d) gymnosperms
(d) gymnosperms
15. The annual rings are bands of
(a) springwood and autumn wood
(b) secondary xylem and primary xylem
(c) xylem and phloem
(d) secondary phloem and primary phloem
(a) springwood and autumn wood
16. The Casparian rings are present in
(a) endodermis
(b) pericycle
(c) epidermis
(d) periblem
(a) endodermis
17. The stele consists of
(a) only vascular bundles
(b) vascular bundles, pericycle, pith, and medullary rays
(c) vascular bundles, pericycle, and path
(d) vascular bundles and pith
(b) vascular bundles, pericycle, pith, and medullary rays
18. The fascicular cambium is present
(a) inside the vascular bundle
(b) between the two vascular bundles
(c) around the vascular bundle
(d) inside the primary xylem
(a) inside the vascular bundle
19. The vascular bundles of a dicot stem are
(a) closed, collateral and exarch
(b) open, collateral, and exarch
(c) closed, collateral, and endarch
(d) open, collateral, and endarch
(d) open, collateral and endarch
20. The function of cork cambium is to produce
(a) only cork
(b) only secondary cortex
(c) only cambium
(d) both cork and secondary cortex
(d) both cork and secondary cortex
21. Pith is small or absent in
(a) monocot root
(b) dicot root
(c) monocot stem
(d) dicot stem
(b) dicot root
22. A dorsiventral leaf is identified by the presence of
(a) stomata on both the epidermis
(b) stomata on the upper epidermis only
(c) stomata on the lower epidermis only
(d) no stomata on the epidermis
(c) stomata on the lower epidermis only
23. 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
(a) exarch vascular bundles
24. Which of the following are undifferentiated, actively dividing cells?
(a) parenchyma
(b) collenchyma
(c) sclerenchyma
(d) meristematic
(d) meristematic
25. Which of the following is an example of lateral meristem?
(a) pith
(b) cambium
(c) Xylem
(d) cortex
(b) cambium
26. The region in apical meristem develops into
(a) Endodermis
(b) Pericycle
(c) Epidermis
(d) Vascular tissue
(d) Vascular tissue
27. Hydathodes are component of
(a) Vascular tissue system
(b) Ground tissue system
(c) Epidermal tissue system
(d) Cortex tissue system
(c) Epidermal tissue system
28. Which of the following is a living structure?
(a) Sclerenchyma
(b) Parenchyma
(c) Xylemvessel
(d) Tracheid
(b) Parenchyma
29. In collenchyma, the thickening of corners is made of
(a) Pectin
(b) Lignin
(c) Subern
(d) Resin
(a) Pectin
30. Sclereids are also known as
(a) Accessory cells
(b) Companian cells
(c) Stone cells
(d) Guard cells
(c) Stone cells
31. Collenchyma constitutes the hypodermis in
(a) Monocot root
(b) Dicot Stem
(c) Dicot root
(d) Monocot Stem
(b) Dicot Stem
32. The cuticle is always present on the surface of
(a) Root
(b) Leaf only
(c) Stem only
(d) Leaf and stem both
(d) Leaf and stem both
33. Companion cells are found in
(a) Xylem
(b) Stomata
(c) Phloem
(d) Endodermis
(c) Phloem
34. The element of the xylem in which end walls are absent is called
(a) Protoxylem
(b) Tracheids
(c) Metaxylem
(d) Trachaea
(d) Trachaea
35. Which type of thickening is found in protoxylem.
(a) Reticulated
(b) Spiral
(c) Pitted
(d) Sclariform
(b) Spiral
36. Sieve tube is characterized by
(a) Presence of lignin
(b) Absence of Cytoplasm
(c) Presence of Pectin
(d) Absence of Nucleus
(d) Absence of Nucleus
37. Which of the following elements of the xylem is living?
(a) Trachaea
(b) Tracheids
(c) Parenchyma
(d) fibres
(c) Parenchyma
38. Safranin stains
(a) Thick-walled cells
(b) Lignified cells
(c) Suberized cells
(d) Living cells
(b) Lignified cells
39. Radial V.B. is found in
(a) Leaf
(b) Stem
(c) Flower
(d) Root
(d) Root
40. Which of the following is a food synthesizing tissue?
(a) Chlorenchyma
(b) Sclerenchyma
(c) Chornchyma
(d) Aerenchyma
(c) Chornchyma
41. Cucurbita stem shows
(a) Radial Vascular bundle
(b) Collateral Vascular bundle
(c) Conjoint Vascular bundle
(d) Bicollateral Vascular bundle
(d) Bicollateral Vascular bundle
42. In monocot leaves, the mesophyll Consists of
(a) Aerenchyma
(b) Only Spongy chlorenchyma
(c) Only Pallisade
(d) Pallisade and Spongy Chlorenchyma
(b) Only Spongy chlorenchyma
43. In stem, the xylem shows
(a) Tetrach arrangement
(b) Endarch development
(c) Polyarch arrangement
(d) Exarch development
(a) Tetrach arrangement
44. In monocot stem the vascular bundles are
(a) Arranged in a ring
(b) Arranged alternatively
(c) Present inside endodermis
(d) Scattered in ground tissue
(d) Scattered in ground tissue
45. Exarch condition of xylem is found only in
(a) Leaf
(b) Root
(c) Flower
(d) Stem
(b) Root
46. Endodomis is always absent in
(a) Monocot root
(b) Dicot root
(c) Monocot stem
(d) Dicot stem
(c) Monocot stem
47. Which tissue is called a living mechanical tissue
(a) Parenchyma
(b) Collenchyma
(c) Arrenchyma
(d) Chlorenchyma
(b) Collenchyma
48. Collenchyma Shows deposition of
(a) Pectin
(b) Suberin
(c) Resin
(d) Lignin
(a) Pectin
49. In Which tissue deposition is seen outside the cells?
(a) Sclerenchyma
(b) Xylem
(c) Collenchyma
(d) Phloem
(c) Collenchyma
50. Lignin is absent in
(a) Stone cells
(b) Sclerenchymatous fibres
(c) Trachaca
(d) Sieve cells
(d) Sieve cells
51. Bulliform cells are found in the leaves of
(a) Sunflower
(b) Nerium
(c) Maize
(d) Lotus
(c) Maize
52. In hydrophytes, stomata are
(a) Not required
(b) Seen only on the upper epidermis
(c) Absent or rudimentary
(d) Seen only on the lower epidermis
(c) Absent or rudimentary
53. Casparian Strips are found p on the
(a) Walls of pericycle cells
(b) Walls of endodermal cells
(c) Walls of epidermal cells
(d) Walls of bundle sheath cells
(b) Walls of endodermal cells
54. Which tissue provides elasticity to the young branches of the stem?
(a) Collenchyma
(b) Aerenchyma
(c) Parenchyma
(d) sclerenchyma
(a) Collenchyma
55. Which tissue provides mechanical Strength as well as buoyancy support to the plant?
(a) Sclerenchyma
(b) Meristem
(c) arenchyma
(d) Chlorenchyma
(c) arenchyma
56. Which tissue is always absent in root?
(a) Sclerenchyma
(b) Meristematic
(c) Parenchyma
(d) Collenchyma
(d) Collenchyma
57. Which tissue is absent in the monocot?
(a) Meristem
(b) Xylem
(c) Collenchyma
(d) Phloem
(c) Collenchyma
58. Which simple permanent tissue is formed of dead cells?
(a) Collenchyma
(b) Sclerenchyma
(c) Aerenchyma
(d) Xylem
(b) Sclerenchyma
59. Stele remain covered by
(a) Pericycle
(b) Cortex
(c) Endodermis
(d) Conjuctive tissue
(c) Endodermis
60. Which tissue is responsible for the increase in the length of the plant?
(a) Lateral meristem
(b) Apical meristem
(c) Intercalary meristem
(d) Cambium
(b) Apical meristem
61. The dead element of the phloem is
(a) Sieve cells
(b) Companion cells
(c) Sieve tube
(d) Phloem fibre
(d) Phloem fibre
62. Which cells regulate the function of the sieve tube?
(a) Guard cells
(b) Passage cells
(c) Companion cells
(d) Bulliform cells
(c) Companion cells
63. Root hair is always
(a) Very long
(b) Multicellular
(c) Cuticularized
(d) Unicellular
(d) Unicellular
64. The Central Region of the stem and root is known as
(a) Pericycle
(b) Medulla (pith)
(c) Endodermis
(d) Cortex
(b) Medulla (pith)
65. Close type of vasular bundle lacks
(a) Xylem
(b) Sclerenchyma
(c) Phloem
(d) Cambium
(c) Phloem
66. Lysigeneous cavity is found
(a) In the cortex
(b) Between xylem and phloem
(c) Beneath Protoxylem
(d) Beneath metaxylem
(d) Beneath metaxylem
67. The lateral meristem increases the
(a) Height of the plant
(b) Thickness of trunk
(c) Size of the leaf
(d) Branches of root
(c) Size of the leaf
68. Conjoint, collateral, and open vascular bundles are found in
(a) Monocot Stem
(b) Monocot leaf
(c) Dicot Stem
(d) Dicot root
(a) Monocot Stem
69. In leaf, protoxylem is directed towards
(a) Lower epidermis
(b) Phloem
(c) Stomata
(d) Upper epidermis
(c) Stomata
70. Lenticels are associated with
(a) Absorption of moisture
(b) Photosynthesis
(c) Gaseous Exchange
(d) Mineral uptakes
(b) Photosynthesis
71. Passage cells are found in
(a) Endodermis
(b) Pericycle
(c) Hypodermis
(d) Epidermis
(b) Pericycle
72. Sive plate and Sive pores are located in the
(a) Lateral wall of sieve cells
(b) Wall of companion cells
(c) End wall of sieve tube
(d) End wall of sieve cells
(b) Wall of companion cells
73. The pericycle is formed of
(a) Collenchyma
(b) Parenchyma
(c) Chlorenchyma
(d) Conjuctive tissue
(d) Conjuctive tissue
74. Which cells regulate the opening and closing of stromata
(a) Passage cells
(b) Guard cells
(c) Companion cells
(d) Epidermal cells
(b) Guard cells
75. The pericycle is always located inside the
(a) Epidermis
(b) Endodermis
(c) Hypodermis
(d) Lower Epidermis
(c) Hypodermis
76. In the endarch, development of xylem the protoxylem is directed towards
(a) Endodermis
(b) Centre
(c) Epidermis
(d) Phloem
(c) Epidermis
77. Sclerenchymatous hypodermis is found in
(a) Dicot root
(b) Monocot leaf
(c) Dicot stem
(d) Monocot stem
(b) Monocot leaf
78. Which of the following cells is living but is without a nucleus?
(a) Sieve cells
(b) Companion cells
(c) Sieve tube
(d) Guard cells
(c) Sieve tube
79. Casperian strip is made up of
(a) Cutin and lignin
(b) Lignin and cellulose
(c) Lingnin and suberin
(d) Cutin and suberin
(d) Cutin and suberin
80. Secondary meristem gets activated from-
(a) Primary meristem
(b) Mature permanent tissue
(c) Apical meristem
(d) Intercalary meristem
(c) Apical meristem
81. In dicot leaves the vascular bundles are-
(a) conjoint,open
(b) Radial,closed
(c) conjoint,closed
(d) Radial,open
(b) Radial,closed
82. Companion cells are
(a) Living and non-nucleated
(b) Dead and non-nucleated
(c) Dead but nucleated
(d) Living and nucleated
(d) Living and nucleated
83. The last produced secondary xylem remains located near –
(a) Medulla
(b) Primary phloem
(c) Cambium ring
(d) Primary xylem
(c) Cambium ring
84. Which of the following is absent in the phloem of monocots?
(a) Companion cells
(b) Phloem parenchyma
(c) Sieve cell
(d) Phloem sclerenchyma
(c) Sieve cell
85. In maize stem the vascular bundles are –
(a) Arranged in a ring
(b) Scattered-irregularly
(c) Arranged in two ring
(d) Scattered but smaller towards the periphery
(d) Scattered but smaller towards the periphery
86. In T.S. the tracheid appears
(a) Square
(b) Round
(c) Polygonal
(d) Oval
(b) Round
87. In T.S. the trachaea appears
(a) Isodiametric
(b) Pentagonal
(c) Circular
(d) Hexagonal
(a) Isodiametric
88. In trachaea the end walls are
(a) Continuous
(b) Thick
(c) Discontinuous
(d) Absent
(c) Discontinuous
89. Compared to the diametre of metaxylem the diametre of protoxylem is –
(a) Larger
(b) Smaller
(c) Broader
(d) Angular
(d) Angular
90. The ends of tracheids are
(a) Projected
(b) Flat
(c) Perforated
(d) Wall-less
(c) Perforated
91. What is the normal appearance of stone cells?
(a) Hexagonal
(b) Round
(c) Isodiamatric
(d) Oval
(d) Oval
92. The stem has always
(a) Exarch xylem
(b) Scattered V.B.
(c) Arranged V.B.
(d) Endarch xylem
(c) Arranged V.B.
93. Root has always
(a) Endarch xylem
(b) Tetrach stele
(c) Exarch xylem
(d) Palyarch stele
(c) Exarch xylem
94. Growth rings are produced due to the activity of
(a) Extrastealar cambium
(b) Interstealar cambium
(c) Intrastealar cambuim
(d) b & C both
(c) Intrastealar cambuim
95. Companion cell regulates the activities of –
(a) sieve cell
(b) sieve elements
(c) sieve tube
(d) sieve plates
(d) sieve plates
96. Match coloumn I and coloumn II
Organs vascular bundle
(p)Maize stem (1)Bicollateral and open
(q)Cucurbita stem (2)Radidal
(r)Sunflower stem (3)Conjoint and closed
(s)Maize root (4)Conjoint and open
(a) (p-1) (q-4) (r-3) (s-2)(b) (p-2) (q-3) (r-1) (s-4)
(c) (p-3) (q-1) (r-4) (s-2)
(d) (p-3) (q-4) (r-2) (s-1)
(c) (p-3) (q-1) (r-4) (s-2)
97. Phelloderm is formed of
(a) Phellem + phellogen
(b) Periderm + phellogen
(c) Phellem + periderm
(d) Periderm-phellogen and phellem
(d) Periderm-phellogen and phellem
98. The tissue in roots which acts as a check dam against water is
(a) Hypodermis
(b) Passage cells
(c) Endodermis
(d) Pericycle.
(c) Endodermis
99. Companion cell is-
(a) Dead
(b) Enucleated
(c) Living and thickened
(d) Nucleated
(b) Enucleated
100. Which one of the following is an internal secretory structure?
(a) Passage cell
(b) Lysigeneous cavity
(c) Resin duct
(d) Stone cell
(d) Stone cell
101. In roots, the lateral root originates from
(a) Cortex
(b) Endodermis
(c) Epidermis
(d) Pericycle
(c) Epidermis
102. Match column I with column II
Tissue Function
(1) Parenchyma (a) Increase in length of plants
(2) Lateral meristem (b) Increase in nodal region
(3) Apical meristem (c) support,protection,storage
(4) Intercalary meristem (d) Increase in diametre of trunk
(a) (1-d) (2-c) (3-b) (4-a)
(b) (1-c) (2-d) (3-a) (4-b)
(c) (1-a) (2-b) (3-d) (4-c)
(d) (1-c) (2-a) (3-d) (4-b)
(b) (1-c) (2-d) (3-a) (4-b)
103. Tissue Deposition
(1) callose (a) Trachaea
(2) pectin (b) parenchyma
(3) lignin (c) sieve cell
(4) cellulose (d) collenchyma
(a) (a-1) (b-2) (c-3) (d-4)
(b) (a-3) (b-1) (c-4) (d-2)
(c) (a-3) (b-4) (c-1) (d-2)
(d) (a-2) (b-3) (c-1) (d-2)
(d) (a-2) (b-3) (c-1) (d-2)
104. Tissue Function
(p) Chlorenchyma (i) Strength, Support
(q) sclerenchyma (ii) Bouyoncy, Support
(r) Aerenchyma (iii) Growth
(s) Meristem (iv) Photosynthesis
(a) (p-(iii)) , (q-(i)) , (r-(ii)) , (s-(iv))
(b) (p-(ii)) , (q-(iv)) , (r-(i)) , (s-(iii))
(c) (p-(iv)) , (q-(i)) , (r-(ii)) , (s-(iii))
(d) (p-(i)) , (q-(iii)) , (r-(ii)) , (s-(iv))
(c) (p-(iv)) , (q-(i)) , (r-(ii)) , (s-(iii))
105. Match column I with column II
Specific Structure Location
(p) Resin duct (i) Maizestem Vascularbundle
(q) Lysigenious cavity (ii) Maize leaf-uppear epidermis
(r) Passage cell (iii) sunflower stem cortex
(s) Motor cells (iv) Sunflower root endodermis
(a) (p-(i)) , (q-(iv)) , (r-(ii)) , (s-(iii))
(b) (p-(iii)) , (q-(i)) , (r-(iv)) , (s-(ii))
(c) (p-(ii)) , (q-(iii)) , (r-(i)) , (s-(iv))
(d) (p-(iii)) , (q-(ii)) , (r-(iv)) , (s-(i))
(b) (p-(iii)) , (q-(i)) , (r-(iv)) , (s-(ii))
106. The epidermis of plant organs is mostly made up of
(a) Sclerenchyma
(b) Parenchyma
(c) Meristem
(d) Collenchyma
(c) Meristem
107. The region of stele begins with
(a) Cortex
(b) Parenchyma
(c) Endodermis
(d) Pericycle
(a) Cortex
108. The endodermis is a part of
(a) Hypodermis
(b) Cortex
(c) Stele
(d) Pith
(c) Stele
109. The hygroscopic cells of maize leaf are laterally covered by-
(a) Hair
(b) Curved trichomes
(c) Guard cell
(d) Companion cell
(d) Companion cell
110. In maize stem, the peripherally located vascular bundle are normally
(a) Large in size
(b) Well organized
(c) Small in size
(d) Less organized
(b) Well organized
111. The cortex consists of three zones except
(a) Epidermis
(b) Main cortex
(c) Hypodermis
(d) Endodermis
(d) Endodermis
112. When cambium is present, the vascular bundle is called
(a) Close
(b) Radial
(c) Open
(d) Conjoint
(b) Radial
113. In the collateral vascular bundle, the phloem is present
(a) Inside the xylem
(b) Lateral side of xylem
(c) on both sides of the xylem
(d) Outside the xylem
(a) Inside the xylem
114. If one conducting tissue completely surrounds another one, the vascular bundle is called
(a) Bi-collateral
(b) Concentric
(c) Collateral
(d) Radial
(d) Radial
115. Which tissue is always present in the ground tissue of root and stem of all plants
(a) Collenchyma
(b) Sclerenchyma
(c) Chlorenchyma
(d) Parenchyma
(d) Parenchyma
116. Which of the following cells are without cytoplasm and nucleus?
(a) Guard cells
(b) Stone cells
(c) Companion cells
(d) Sieve cells
(a) Guard cells
117. Raphides are the crystals of
(a) Calcium oxalate
(b) Calcium carbonate
(c) Calcium phosphate
(d) Calcium
(b) Calcium carbonate
118. Bulliform cells are present in
(a) Bundle sheath
(b) Mesophyll tissue
(c) Vascular Bandle
(d) Epidermis
(d) Epidermis
119. Kranz anatomy is seen in
(a) Euphorbia hirta
(b) Citrus indica
(c) Mangifera indica
(d) Zea mays
(b) Citrus indica
120. The chief function of phloem is the conduction of
(a) Food
(b) Mineral
(c) Water
(d) Air
(c) Water
121. Casparian strips are the characteristics of
(a) Cortex
(b) Endodermis
(c) Pericycle
(d) Pith
(c) Pericycle
122. The crystals of calcium carbonate, which appear like a bunch of grapes in epidermal cells of leaves of some plants, are called
(a) Sphaeraphides
(b) Raphides
(c) Otoliths
(d) cytoliths
(b) Raphides
123. The vascular cambium and cork cambium are the examples of
(a) Apical meristem
(b) Lateral Meristem
(c) Intercalary meristem
(d) Permanent tissue
(b) Lateral Meristem
124. Secondary phloem remains functional generally
(a) Less than 1 year
(b) More than 1 year
(c) For 1 year
(d) As long as plant lives
(c) For 1 year
125. The transverse section of a plant is stained with safranin and fast green what is the color of the phloem?
(a) Red
(b) Green
(c) Pink
(d) Orange
(a) Red
126. Root cap is formed by
(a) Dermatogen
(b) Calyptogen
(c) Vascular cambium
(d) Wood cambium
(d) Wood cambium
127. Passage cells are found in (a) Dicot stem
(b) Monocot root
(c) Arial root
(d) Monocot stem
(c) Arial root
128. The sugarcane plant has(a) Dumbelled shaped guard cells
(b) Pentamerous flowers
(c) Reticulate venation
(d) Capsular fruits
(b) Pentamerous flowers
129. In plants, organ which is covered by periderm and in which the stomata are absent, some gaseous exchange takes place through
(a) Aerenchyma
(b) Trichomes
(c) Pneumatophores
(d) Lenticels
(c) Pneumatophores
130. Companion cells are associated with
(a) Vessels
(b) Male gamete
(c) Sieve tube
(d) Guard cells
(d) Guard cells
131. Cork cambium results in the formation of cork which becomes impermeable to water due to the accumulation of
(a) Resin
(b) Suberin
(c) Starch
(d) Tanin.
(a) Resin
132. Which one of the following statements pertaining to plant structure is correct?
(a) Cork lacks stomata, but lenticels carry out transpiration
(b) Passage cess help in the transfer of food from cortex to phloem
(c) Sieve tube elements possess cytoplasm but no nuclei
(d) The short apical meristem has a quiescent centre
(a) Cork lacks stomata, but lenticels carry out transpiration
133. In the sieve elements which one of the following is the most likely function of p-proteins?
(a) Deposition of callose on sieve plates
(b) Providing energy for active translocation
(c) Autostylic enzymes
(d) Sealing mechanism on wounding
(a) Deposition of callose on sieve plates
134. Collenchyma differs from sclerenchyma in
(a) having thick cells walls
(b) being flexible
(c) being living at maturity
(d) being strong
(c) being living at maturity
135. These cells help in increasing the length of the plant by undergoing cells division
(a) xylem
(b) phloem
(c) meristematic cells
(d) sclerenchyma
(c) meristematic cells
136. Which of the following cells have thickened corners due to pectin?
(a) parenchyma
(b) collenchyma
(c) sclerenchyma
(d) cork
(c) sclerenchyma
137. The main function of the following is to store food
(a) parenchyma
(b) collenchyma
(c) sclerenchyma
(d) cork
(a) parenchyma
138. The elongated sclerenchyma cells pointed at both ends are called
(a) fibres
(b) sclereids
(c) tracheids
(d) vessels
(c) tracheids
139. The following transport water and minerals in a plant
(a) sclerenchyma
(b) collenchyma
(c) xylem
(d) phloem
(c) xylem
140. Which of the following is not a living component of phloem?
(a) sieve tubes
(b) companion cells
(c) phloem parenchyma
(d) phloem fibres
(d) phloem fibres
141. Which of the following tissue is mainly composed of dead cells?
(a) collenchyma
(b) xylem
(c) phloem
(d) epidermis
(b) xylem
142. A tissue is a group of cells that are
(a) similar in origin, but dissimilar in form and function
(b) dissimilar in origin, form, and function
(c) dissimilar in origin, but similar in form and function
(d) similar in origin, form, and function
(d) similar in origin, form, and function
143. Apical, intercalary, and lateral meristems are differentiated based on
(a) origin
(b) function
(c) position
(d) development
(c) position
144. Which of the following helps bamboo and grasses to elongate?
(a) Apical meristems
(b) Lateral meristems
(c) Secondary meristems
(d) Intercalary meristems
(d) Intercalary meristems
145. Which meristem helps in increasing girth?
(a) Lateral meristem
(b) Intercalary meristem
(c) Primary meristem
(d) Apical meristem
(a) Lateral meristem
146. Cells of permanent tissues are specialized
(a) functionally
(b) only structurally
(c) both structurally and functionally
(d) for mitosis
(c) both structurally and functionally
147. The apical meristem of the root is present
(a) in all the roots
(b) only in radicals
(c) only in taproots
(d) only in adventitious roots
(a) in all the roots
148. During the formation of leaves and elongation of the stem, some cells ‘left behind’ from the shoot apical meristem, constitute the
(a) lateral meristem
(b) axillary bud
(c) cork cambium
(d) fascicular cambium
(b) axillary bud
149. Which of the following is responsible for the formation of an embryonic shoot called axillary bud?
(a) Lateral meristem
(b) Apical meristem
(c) Intercalary meristem
(d) Both (b) and (c)
(c) Intercalary meristem
150. A plant tissue when stained showed the presence of hemicellulose and pectin in the cells wall of its cells. The tissue is called
(a) collenchyma
(b) sclerenchyma
(c) xylem
(d) meristem
(a) collenchyma
151. Various functions like photosynthesis, storage, excretion performed by
(a) sclerenchyma
(b) parenchyma
(c) collenchyma
(d) aerenchyma
(b) parenchyma
MCQ Questions for Class 11 Biology with Answers Chapter Wise PDF Download
MCQ Questions of Class 11 Biology with Answers Pdf will guide students to do a quick revision for all chapter.
- MCQs questions for class 11 biology chapter 1 The Living World
- MCQs questions for class 11 biology chapter 2 Biological Classification
- MCQs questions for class 11 biology chapter 3 Plant Kingdom
- MCQs questions for class 11 biology chapter 4 Animal Kingdom
- MCQs questions for class 11 biology chapter 5 Morphology of Flowering Plants
- MCQs questions for class 11 biology chapter 6 Anatomy of Flowering Plants
- MCQs questions for class 11 biology chapter 7 Structural Organisation in Animals
- MCQs questions for class 11 biology chapter 8 Cell: The Unit of Life
- MCQs questions for class 11 biology chapter 9 Biomolecules
- MCQ questions for class 11 biology chapter 10 Cell Cycle and Cell Division
- MCQ questions for class 11 biology chapter 11 Transport in Plants
- MCQ questions for class 11 biology chapter 12 Mineral Nutrition
- MCQ questions for class 11 biology chapter 13 Photosynthesis in Higher Plants
- MCQ questions for class 11 biology chapter 14 Respiration in Plants
- MCQ questions for class 11 biology chapter 15 Plant Growth and Development
- MCQ questions for class 11 biology chapter 16 Digestion and Absorption
- MCQ questions for class 11 biology chapter 17 Breathing and Exchange of Gases
- MCQ questions for class 11 biology chapter 18 Body Fluids and Circulation
- MCQ questions for class 11 biology chapter 19 Excretory Products and their Elimination
- MCQs questions for class 11 biology chapter 20 Locomotion and Movement
- MCQs questions for class 11 biology chapter 21 Neural Control and Coordination
- MCQ questions for class 11 biology chapter 22 Chemical Coordination and Integration
NCERT MCQ Questions for Class 11 Chemistry with Answers
PDF Free Download for Telegram
