Anatomy of flowering plant MCQ Solved Paper for ISRO Recruitment
Thursday 9th of March 2023
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1. Match the terms given in column I with their features given in column II and choose the correct option.
A. A - (i), B - (ii), C - (iii), D - (iv), E - (v)
B. A - (iii), B - (v), C - (ii), D - (iv), E - (i)
C. A - (iii), B - (i), C - (v), D - (ii), E - (iv)
D. A - (v), B - (iv), C - (iii), D - (i), E - (ii)
Answer : B
| Column-I | Column-II |
|---|---|
| (Terms) | (Features) |
| A. Fibres | (i) Cells are living and thin walled with cellulosic cell wall, store food materials in the form of starch or fat |
| B. Sclereids | (ii) Main water conductive cells of the pteridophytes and the gymnosperms |
| C. Tracheids | (iii) Thick walled, elongated and pointed cells, generally occurring in groups |
| D. Vessels | (iv) Long cylindrical tube like structure and cells are devoid of protoplasm. Characteristic feature of angiosperms |
| E. Xylem parenchyma | (v) Reduced form of sclerenchyma cells with highly thickened lignified cellular walls that form small bundles of durable layers of tissue in most plants. |
A. A - (i), B - (ii), C - (iii), D - (iv), E - (v)
B. A - (iii), B - (v), C - (ii), D - (iv), E - (i)
C. A - (iii), B - (i), C - (v), D - (ii), E - (iv)
D. A - (v), B - (iv), C - (iii), D - (i), E - (ii)
Answer : B
2. A plant tissue when stained showed the presence of hemicellulose and pectin in cells wall of its cells. The tissue is called
A. collenchyma
B. sclerenchyma
C. xylem
D. meristem
Answer : A
A. collenchyma
B. sclerenchyma
C. xylem
D. meristem
Answer : A
3. The trees growing in desert will
A. show alternate rings of xylem and sclerenchyma.
B. have only conjunctive tissue and phloem is formed by the activity of cambium.
C. show distinct annual rings.
D. not show distinct annual rings.
Answer : D
A. show alternate rings of xylem and sclerenchyma.
B. have only conjunctive tissue and phloem is formed by the activity of cambium.
C. show distinct annual rings.
D. not show distinct annual rings.
Answer : D
4. Main function of lenticel is
A. transpiration
B. guttation
C. gaseous exchange
D. both (a) & (c)
Answer : A
A. transpiration
B. guttation
C. gaseous exchange
D. both (a) & (c)
Answer : A
5. One of the primary function of the ground tissue in a plant is
A. photosynthesis.
B. to protect the plant.
C. to anchor the plant.
D. water and sugar conduction.
Answer : A
A. photosynthesis.
B. to protect the plant.
C. to anchor the plant.
D. water and sugar conduction.
Answer : A
6. Xylem functions as a conducting tissue for water and minerals from _________to the ______and__________.
A. roots, stems, leaves
B. stems, roots, leaves
C. leaves, stems, roots
D. leaves, stems, leaves
Answer : A
A. roots, stems, leaves
B. stems, roots, leaves
C. leaves, stems, roots
D. leaves, stems, leaves
Answer : A
7. Apical, intercalary and lateral meristems are differentiated on the basis of
A. origin
B. function
C. position
D. development
Answer : C
A. origin
B. function
C. position
D. development
Answer : C
8. Which meristem helps in increasing girth?
A. Lateral meristem
B. Intercalary meristem
C. Primary meristem
D. Apical meristem
Answer : A
A. Lateral meristem
B. Intercalary meristem
C. Primary meristem
D. Apical meristem
Answer : A
9. Which of the following statement(s) is/are correct ?
A. (i) and (iv) only
B. (ii) and (v) only
C. (iii) and (iv) only
D. (ii), (iii) and (v) only
Answer : D
- Uneven thickening of cell wall is characteristic of sclerenchyma.
- Periblem forms cortex of the stem and the root.
- Tracheids are the chief water transporting elements in gymnosperms.
- Companion cell is devoid of nucleus at maturity.
- The commercial cork is obtained from Quercus suber.
A. (i) and (iv) only
B. (ii) and (v) only
C. (iii) and (iv) only
D. (ii), (iii) and (v) only
Answer : D
10. When we peel the skin of a potato tuber, we remove
A. periderm
B. epidermis
C. cuticle
D. leaves
Answer : A
A. periderm
B. epidermis
C. cuticle
D. leaves
Answer : A
11. Match column-I with column-II and choose the correct option.
A. A III, B V, C IV, D I, E II
B. A II, B V, C I, D III, E IV
C. A II, B IV, C I, D III, E V
D. A III, B I, C V, D II, E IV
Answer : D
| Column -I | Column -II |
|---|---|
| A. Bulliform cells | I. Initiation of lateral roots |
| B. Pericycle | II. Root |
| C. Endarch xylem | III. Grasses |
| D. Exarch xylem | IV. Dicot leaf |
| E. Bundle sheath cells | V. Stem |
A. A III, B V, C IV, D I, E II
B. A II, B V, C I, D III, E IV
C. A II, B IV, C I, D III, E V
D. A III, B I, C V, D II, E IV
Answer : D
12. Why grafting is successful in dicots ?
A. In dicots vascular bundles are arranged in a ring.
B. Dicots have cambium for secondary growth.
C. In dicots vessels with elements are arranged end to end.
D. Cork cambium is present in dicots
Answer : B
A. In dicots vascular bundles are arranged in a ring.
B. Dicots have cambium for secondary growth.
C. In dicots vessels with elements are arranged end to end.
D. Cork cambium is present in dicots
Answer : B
13. Which of following helps bamboo and grasses to elongate ?
A. Apical meristems
B. Lateral meristems
C. Secondary meristems
D. Intercalary meristems
Answer : D
A. Apical meristems
B. Lateral meristems
C. Secondary meristems
D. Intercalary meristems
Answer : D
14. As secondary growth proceeds, in a dicot stem, the thickness of
A. sapwood increases.
B. heartwood increase.
C. both sapwood and heartwood increases.
D. both sapwood and heartwood remains the same.
Answer : C
A. sapwood increases.
B. heartwood increase.
C. both sapwood and heartwood increases.
D. both sapwood and heartwood remains the same.
Answer : C
15. Identify the types of simple tissue indicated by A, B, C and D and their function.
A. A Parenchyma, Photosynthesis, Storage and Secretion.
B. B Sclerenchyma Scleriods; Transport food material
C. C Collenchyma; Provides mechanical support to organs.
D. D Sclerenchyma Fibres; Provide Mechanical support to the growing parts of the plant such as young stem and petiole of a leaf.
Answer : A
A. A Parenchyma, Photosynthesis, Storage and Secretion.
B. B Sclerenchyma Scleriods; Transport food material
C. C Collenchyma; Provides mechanical support to organs.
D. D Sclerenchyma Fibres; Provide Mechanical support to the growing parts of the plant such as young stem and petiole of a leaf.
Answer : A
16. The given figures are types of elements (A and B) which constitute one type of complex tissue (c) of a plant . Identify A, B and C.
A. A Tracheid, B Vessel, C Xylem
B. A Vessel, B Tracheild, C Phloem
C. A Fibre, B Tracheid, C Bark
D. A Fibre, B Sclereid, C Casparian strips
Answer : A
A. A Tracheid, B Vessel, C Xylem
B. A Vessel, B Tracheild, C Phloem
C. A Fibre, B Tracheid, C Bark
D. A Fibre, B Sclereid, C Casparian strips
Answer : A
17. Some vascular bundles are described as open because these
A. are surrounded by pericycle but not endodermis.
B. are capable of producing secondary xylem and phloem.
C. possess conjunctive tissue between xylem and phloem.
D. are not surrounded by pericycle.
Answer : B
A. are surrounded by pericycle but not endodermis.
B. are capable of producing secondary xylem and phloem.
C. possess conjunctive tissue between xylem and phloem.
D. are not surrounded by pericycle.
Answer : B
18. Choose the correct labelling of (A J) in the given figure of T.S. of monocot root.
A. A Root hair, B Epiblema, C Cortex, D Endodermis, E Passage cell, F Pericycle, G Pith, H Phloem, I Metaxylem.
B. A Root hair, B Epiblema, C Cortex, D Endodermis, E Passage cell, F Pith, G Pericycle, H Metaxylem, I Phloem.
C. A Root hair, B Epiblema, C Cortex, D Endodermis, E Pericycle, F Phloem, G Protoxylem, I Metaxylem
D. A Root hair, B Cortex, C Epiblema, D Pericycle, E Endodermis, F Pith, G Phloem, H Protoxylem, I Metaxylem
Answer : C
A. A Root hair, B Epiblema, C Cortex, D Endodermis, E Passage cell, F Pericycle, G Pith, H Phloem, I Metaxylem.
B. A Root hair, B Epiblema, C Cortex, D Endodermis, E Passage cell, F Pith, G Pericycle, H Metaxylem, I Phloem.
C. A Root hair, B Epiblema, C Cortex, D Endodermis, E Pericycle, F Phloem, G Protoxylem, I Metaxylem
D. A Root hair, B Cortex, C Epiblema, D Pericycle, E Endodermis, F Pith, G Phloem, H Protoxylem, I Metaxylem
Answer : C
19. Which of the following figure is a type of permanent tissue having many different types of cell?
A.
B.
C.
D.
Answer : C
A.
B.
C.
D.
Answer : C
20. Bast fibres are made up of _____________cells.
A. sclerenchymatous
B. chlorenchymatous
C. parenchymatous
D. aerenchymatous
Answer : A
A. sclerenchymatous
B. chlorenchymatous
C. parenchymatous
D. aerenchymatous
Answer : A
21. A tissue is a group of cells which 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.
Answer : D
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.
Answer : D
22. Identify A, B and C in the given figure of shoot apical meristem
A. A Leaf primordium, B Shoot apical meristem, C Axillary bud
B. A Leaf primordium, B Shoot apical meristem, C Apical bud
C. A Root hair primordium, B Root apical meristem, C Axillary bud
D. A Root hair primordium, B Root apical meristem, C Terminal bud
Answer : A
A. A Leaf primordium, B Shoot apical meristem, C Axillary bud
B. A Leaf primordium, B Shoot apical meristem, C Apical bud
C. A Root hair primordium, B Root apical meristem, C Axillary bud
D. A Root hair primordium, B Root apical meristem, C Terminal bud
Answer : A
23. Which of the following statement(s) is/are not correct?
A. (iii) and (iv)
B. (i) and (ii)
C. (ii) and (iii)
D. (ii) and (iv)
Answer : A
- Cork cambium is also called phellogen.
- Cork is also called phellem.
- Secondary cortex is also called periderm.
- Cork cambium, cork and secondary cortex are collectively called phelloderm.
A. (iii) and (iv)
B. (i) and (ii)
C. (ii) and (iii)
D. (ii) and (iv)
Answer : A
24. Which one of the following statement is incorrect ?
A. Only (i)
B. Only (iv)
C. Only (iii)
D. Only (v)
Answer : D
- Epidermal cell has small amount of cytoplasm and a large vacuole.
- Waxy cuticle layer is absent in roots.
- Root hairs are unicellular, while stem hairs / trichomes are multicellular.
- Trichomes may be branched or unbranched, soft or stiff and prevent transpiration.
- Guard cells are dumbell shaped in dicots and beanshaped in monocots (e.g. grass).
A. Only (i)
B. Only (iv)
C. Only (iii)
D. Only (v)
Answer : D
25. Which of the following process helps the trichomes in preventing water loss?
A. Where companion cells helps in maintaining the pressure gradient in the sieve tubes.
B. Where plants absorb water through the roots and then give off water vapor through pores in their leaves.
C. Where activity of cork cambium builds pressure on the remaining layers peripheral to phellogen and ultimately these layers dies and slough off.
D. None of the above
Answer : B
A. Where companion cells helps in maintaining the pressure gradient in the sieve tubes.
B. Where plants absorb water through the roots and then give off water vapor through pores in their leaves.
C. Where activity of cork cambium builds pressure on the remaining layers peripheral to phellogen and ultimately these layers dies and slough off.
D. None of the above
Answer : B
26. Trees at sea do not have annual rings because
A. soil is sandy.
B. there is climatic variation.
C. there is no marked climatic variation.
D. there is enough moisture in the atmosphere.
Answer : C
A. soil is sandy.
B. there is climatic variation.
C. there is no marked climatic variation.
D. there is enough moisture in the atmosphere.
Answer : C
27. Phellogen and phellem respectively denote
A. cork and cork cambium,
B. cork cambium and cork,
C. secondary cortex and cork,
D. cork and secondary cortex,
Answer : B
A. cork and cork cambium,
B. cork cambium and cork,
C. secondary cortex and cork,
D. cork and secondary cortex,
Answer : B
28. Match column-I with column-II and choose the correct option.
Which of the following combination is correct ?
A. A II, IV, VII, VIII; B I, III, V, VI
B. A I, II, VII, VIII; B III, IV, V, VI
C. A I, III, V, VI; B II, IV, VII, VIII
D. A I, III, VII, VIII; B II, IV, V, VI
Answer : C
| A. Spring wood or | I. Lighter in colour early wood |
|---|---|
| B. Autumn wood or | II. High density late wood |
| .. | III. Low density |
| .. | IV. Darker in colour |
| .. | V. Larger number of xylem elements |
| .. | VI. Vessels with wider cavity |
| .. | VII. Lesser number of xylem elements |
| .. | VIII. Vessels with small cavity |
Which of the following combination is correct ?
A. A II, IV, VII, VIII; B I, III, V, VI
B. A I, II, VII, VIII; B III, IV, V, VI
C. A I, III, V, VI; B II, IV, VII, VIII
D. A I, III, VII, VIII; B II, IV, V, VI
Answer : C
29. A vascular bundle in which the protoxylem is pointing to the periphery is called __________.
A. endarch
B. exarch
C. radial
D. closed
Answer : B
A. endarch
B. exarch
C. radial
D. closed
Answer : B
30. Sclerenchyma usually___________and_____________ protoplasts.
A. live, without
B. dead, with
C. live, with
D. dead, without
Answer : D
A. live, without
B. dead, with
C. live, with
D. dead, without
Answer : D
31. An organised and differentiated cellular structure having cytoplasm but no nucleus is called _________.
A. vessels
B. xylem parenchyma
C. sieve tubes
D. tracheids
Answer : C
A. vessels
B. xylem parenchyma
D. tracheids
Answer : C
32. Various functions like photosynthesis, storage, excretion performed by _____________.
A. sclerenchyma
B. parenchyma
C. collenchyma
D. aerenchyma
Answer : B
A. sclerenchyma
B. parenchyma
C. collenchyma
D. aerenchyma
Answer : B
33. Apical and intercalary meristems are primary meristems because
A. they occur in the mature region of roots and shoots of many plants.
B. they made up of different kinds of tissues.
C. they involved in secondary growth.
D. they appear early in life of a plant and contribute to the formation of the primary plant body.
Answer : D
A. they occur in the mature region of roots and shoots of many plants.
B. they made up of different kinds of tissues.
C. they involved in secondary growth.
D. they appear early in life of a plant and contribute to the formation of the primary plant body.
Answer : D
34. During the formation of leaves and elongation of stem, some cells left behind from the shoot apical meristem, constitute the
A. lateral meristem
B. axillary bud
C. cork cambium
D. fascicular cambium
Answer : B
A. lateral meristem
B. axillary bud
C. cork cambium
D. fascicular cambium
Answer : B
35. The given diagrams show stomatal apparatus in dicots and monocots. Which one is correct option for A, B and C?
A. A Epidermal cells; B Subsidiary cells; C chloroplast
B. A Guard cells; B Subsidiary cells; C Stomatal pore
C. A Guard cells; B Epidermal cells; C Guard cells
D. A Epidermal cells; B Subsidiary cells; C Guard cells
Answer : D
A. A Epidermal cells; B Subsidiary cells; C chloroplast
B. A Guard cells; B Subsidiary cells; C Stomatal pore
C. A Guard cells; B Epidermal cells; C Guard cells
D. A Epidermal cells; B Subsidiary cells; C Guard cells
Answer : D
36. Cork is formed from
A. phellogen
B. vascular cambium
C. phloem
D. xylem
Answer : A
A. phellogen
B. vascular cambium
C. phloem
D. xylem
Answer : A
37. Identify types of vascular bundles in given figures A, B and C.
A. Radial; Conjoint closed; Conjoint open
B. Conjoint closed; Conjoint open; Radial
C. Conjoint open; Conjoint closed; Radial
D. Bicollateral; Concentric; Radial
Answer : A
A. Radial; Conjoint closed; Conjoint open
B. Conjoint closed; Conjoint open; Radial
C. Conjoint open; Conjoint closed; Radial
D. Bicollateral; Concentric; Radial
Answer : A
38. T.S. of dicot leaf passing through the midrib is given below. Certain parts have been marked by alphabets (A to H). Choose the option showing their correct labelling.
A. A Epidermis, B Spongy mesophyll, C Palisade mesophyll, D Stomata, E Guard cells, F Phloem, G Metaxylem, H Protoxylem
B. A Epidermis, B Palisade mesophyll, C Spongy mesophyll, D Sub-stomatal cavity, E Stoma, F Phloem, G Xylem, H Bundle sheath
C. A Epidermis, B Palisade mesophyll, C Spongy mesophyll, D Stomata, E Guard cells, F Epidermis, G Xylem, H Phloem
D. A Epidermis, C Palisade mesophyll, C Spongy mesophyll, D Stomata, E Guard cells, F Phloem, G Metaxylem, H Protoxylem
Answer : B
A. A Epidermis, B Spongy mesophyll, C Palisade mesophyll, D Stomata, E Guard cells, F Phloem, G Metaxylem, H Protoxylem
B. A Epidermis, B Palisade mesophyll, C Spongy mesophyll, D Sub-stomatal cavity, E Stoma, F Phloem, G Xylem, H Bundle sheath
C. A Epidermis, B Palisade mesophyll, C Spongy mesophyll, D Stomata, E Guard cells, F Epidermis, G Xylem, H Phloem
D. A Epidermis, C Palisade mesophyll, C Spongy mesophyll, D Stomata, E Guard cells, F Phloem, G Metaxylem, H Protoxylem
Answer : B
39. Read the following statements and answer the question.
Which plant anatomy is being described by the above statements?
A. Dicotyledonous root
B. Monocotyledonous root
C. Dicotyledonous stem
D. Monocotyledonous stem
Answer : D
- It has a sclerenchymatous hypodermis, a large number of scattered vascular bundles and a large parenchymatous ground tissue.
- Vascular bundles are conjoint and closed.
- Peripheral vascular bundles are generally smaller than the centrally located ones.
- Phloem parenchyma is absent, and water- containing cavities are present within the vascular bundles.
Which plant anatomy is being described by the above statements?
A. Dicotyledonous root
B. Monocotyledonous root
C. Dicotyledonous stem
D. Monocotyledonous stem
Answer : D
40. Which of the following statements are correct ?
A. (i) and (iii)
B. (i) and (ii)
C. (iii) and (iv)
D. (i) and (iv)
Answer : B
- Xylem transports water and minerals.
- Gymnosperms lack sieve tubes and companion cells in phloem.
- The first formed primary xylem is called metaxylem.
- Phloem fibres (bast fibres) are made up of collenchymatous cells.
A. (i) and (iii)
B. (i) and (ii)
C. (iii) and (iv)
D. (i) and (iv)
Answer : B
41. Cells of permanent tissues are specialized
A. functionally.
B. only structurally.
C. both structurally and functionally.
D. for mitosis.
Answer : C
A. functionally.
B. only structurally.
C. both structurally and functionally.
D. for mitosis.
Answer : C
42. Lignin is the important constituent in the cell wall of
A. phloem
B. parenchyma
C. xylem
D. cambium
Answer : C
A. phloem
B. parenchyma
C. xylem
D. cambium
Answer : C
43. The vessel elements of angiosperms differ from other elements of xylem in having
A. simple pits on their radial walls.
B. bordered pits on their lateral walls.
C. simple and bordered pits on their end walls.
D. simple perforation on their end walls.
Answer : D
A. simple pits on their radial walls.
B. bordered pits on their lateral walls.
C. simple and bordered pits on their end walls.
D. simple perforation on their end walls.
Answer : D
44. Match the followings and choose the correct option
A. A III, B IV, C I, D II
B. A I, B II, C III, D IV
C. A III, B II, C IV, D I
D. A III, B II, C I, D IV
Answer : A
| Column-I | Column-II |
|---|---|
| A. Cuticle | I. Guard cells |
| B. Bulliform cells | II. Outer layer |
| C. Stomata | III. Waxy layer |
| D. Epidermis | IV. Empty colourless cell |
A. A III, B IV, C I, D II
B. A I, B II, C III, D IV
C. A III, B II, C IV, D I
D. A III, B II, C I, D IV
Answer : A
45. Sieve tubes are suited for translocation of food because they possess
A. bordered pits.
B. no ends walls.
C. broader lumen and perforated cross walls.
D. no protoplasm.
Answer : C
A. bordered pits.
B. no ends walls.
C. broader lumen and perforated cross walls.
D. no protoplasm.
Answer : C
46. Match column-I with column-II and select the correct option from the codes given below.
A. A IV, B I, C II, D III
B. A III, B II, C I, D IV
C. A I, B II, C III, D IV
D. A IV, B II, C I, D III
Answer : A
| Column-I | Column-II |
|---|---|
| A. Stele | I. Innermost layer of cortex |
| B. Endodermis | II. Suberin |
| C. Casparian strips | III. All the tissues exterior to vascular cambium |
| D. Bark | IV. All the tissues inner to endodermis |
A. A IV, B I, C II, D III
B. A III, B II, C I, D IV
C. A I, B II, C III, D IV
D. A IV, B II, C I, D III
Answer : A
47. In the given figure of phloem tissue, identify the marked part (A, B and C) which help in maintaining the pressure gradient
in the sieve tubes.
A. A
B. B
C. C
D. None of the above
Answer : C
in the sieve tubes.
A. A
B. B
C. C
D. None of the above
Answer : C
48. Gymnosperms are also called soft wood spermatophytes because they lack
A. cambium
B. phloem fibres
C. thick-walled tracheids
D. xylem fibres
Answer : D
A. cambium
B. phloem fibres
C. thick-walled tracheids
D. xylem fibres
Answer : D
49. T.S. of monocot leaf is given below, certain parts have been marked by alphabets (A G). Which one is the option showing there correct labelling?
A. A Adaxial epidermis, B Xylem, C Mesophyll, D Sub-stomatal cavity, E Abaxial epidermis, F Stoma, G Phloem
B. A Adaxial epidermis, B Abaxial epidermis, C Xylem, D Sub-stomatal cavity, E Stoma, F Mesophyll, G Phloem
C. A Adaxial epidermis, B Phloem, C Mesophyll, D Sub-stomatal cavity, E Abaxial epidermis, F Xylem, G Stoma
D. A Adaxial epidermis, B Xylem, C Stoma, D Substomatal cavity, E Abaxial epidermis, F Phloem, G Mesophyll
Answer : A
A. A Adaxial epidermis, B Xylem, C Mesophyll, D Sub-stomatal cavity, E Abaxial epidermis, F Stoma, G Phloem
B. A Adaxial epidermis, B Abaxial epidermis, C Xylem, D Sub-stomatal cavity, E Stoma, F Mesophyll, G Phloem
C. A Adaxial epidermis, B Phloem, C Mesophyll, D Sub-stomatal cavity, E Abaxial epidermis, F Xylem, G Stoma
D. A Adaxial epidermis, B Xylem, C Stoma, D Substomatal cavity, E Abaxial epidermis, F Phloem, G Mesophyll
Answer : A
50. T.S. of dicot stem is given below, certain parts have been marked by alphabets (A I). Choose the option which shows their correct labelling.
A. A Epidermis, B Epidermal hair, C Parenchyma, D Starch sheath, E Hypodermis (collenchyma), F Vascular bundle, G Bundle cap, H Medulla or pith, I Medullary rays
B. A Epidermal hair, B Epidermis, C Hypodermis (collenchyma), D Parenchyma, E Endoderm is (Starch Sheath), F Pericycle, G Vascular bundle, H Medullary rays, I Medulla or pith
C. A Epidermal hair, B Epidermis, C Hypodermis (collenchyma), D Starch sheath, E Parenchyma, F Vascular bundle, G Bundle cap, H Medulla or pith, I Medullary rays
D. A Epidermal hair, B Epidermis, C Parenchyma, D Hypodermis (collenchyma), E Starch sheath, F Vascular bundle, G Bundle cap, H Medulla or pith, I Medullary rays
Answer : B
A. A Epidermis, B Epidermal hair, C Parenchyma, D Starch sheath, E Hypodermis (collenchyma), F Vascular bundle, G Bundle cap, H Medulla or pith, I Medullary rays
B. A Epidermal hair, B Epidermis, C Hypodermis (collenchyma), D Parenchyma, E Endoderm is (Starch Sheath), F Pericycle, G Vascular bundle, H Medullary rays, I Medulla or pith
C. A Epidermal hair, B Epidermis, C Hypodermis (collenchyma), D Starch sheath, E Parenchyma, F Vascular bundle, G Bundle cap, H Medulla or pith, I Medullary rays
D. A Epidermal hair, B Epidermis, C Parenchyma, D Hypodermis (collenchyma), E Starch sheath, F Vascular bundle, G Bundle cap, H Medulla or pith, I Medullary rays
Answer : B
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