Anatomy of flowering plant MCQ Solved Paper for LIC ADO

1. Cork cambium and vascular cambium are
A. the parts of secondary xylem and phloem.
B. the parts of pericycle.
C. lateral meristems.
D. apical meristems.
Answer : C

2. When we peel the skin of a potato tuber, we remove
A. periderm
B. epidermis
C. cuticle
D. leaves
Answer : A

3. Main function of lenticel is
A. transpiration
B. guttation
C. gaseous exchange
D. both (a) & (c)
Answer : A

4. The given figure shows T.S. of monocot stem. Identify the correct labelling of A to F marked in the given figure.

A. A Epidermis, B Hypodermis, C Vascular bundles, D Phloem, E Xylem, F Ground tissue
B. A Cuticle, B Epidermis, C Sclerenchymatous sheath, D Sclerenchymatous hypodermis, E Parenchymatous sheath, F Phloem
C. A Cuticle, B Epidermis, C Sclerenchymatous hypodermis, D Sclerenchymatous sheath, E Parenchymatous sheath, F Phloem
D. A Cuticle, B Epidermis, C Sclerenchymatous hypodermis, D Sclerenchymatous sheath, E Parenchymatous sheath, F Protoxylem
Answer : A

5. Read the following statements and answer the question.

1. It has a sclerenchymatous hypodermis, a large number of scattered vascular bundles and a large parenchymatous ground tissue.
2. Vascular bundles are conjoint and closed.
3. Peripheral vascular bundles are generally smaller than the centrally located ones.
4. 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

6. Tissue(s) present in an annual ring is/are
A. secondary xylem and phloem.
B. primary xylem and phloem.
C. secondary xylem only.
D. primary phloem and secondary xylem.
Answer : C

7. 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

8. 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

9. Which one of the followings option shows the correct labelling of the parts marked as A, B, C and D in the given figure a lenticel?

A. A Epidermis, B Secondary cortex, C Cork cambium, D Cork
B. A Pore, B Cork cambium, C Secondary cortex, D Cork
C. A Pore, B Cork, C Complimentary cells, D Cork cambium
D. A Epidermis, B Complimentary cells, C Cork cambium, D Secondary cortex
Answer : D

10. Which meristem helps in increasing girth?
A. Lateral meristem
B. Intercalary meristem
C. Primary meristem
D. Apical meristem
Answer : A

11. The given figure shows the secondary growth in a dicot stem. Their parts are marked as A, B, C, D, E & F. Choose the correct labelling of the parts marked as A to F.

A. A Phellem, B Phellogen, C Medullary rays, D Secondary xylem, E Secondary phloem, F Cambium ring
B. A Phellem, B Phellogen, C Medullary rays, D Secondary phloem, E Secondary xylem, F Cambium ring
C. A Phellogen, B Phellem, C Medullary rays, D Secondary xylem, E Secondary phloem, F Cambium ring
D. A Phellem, B Phellogen, C Cambium ring, D Secondary xylem, E Secondary phloem, F Medullary rays
Answer : A

12. Which one of the following option shows the correct labelling of the parts marked as A, B, C and D in the given figure of a typical dicot root?

A. A Primary phloem, B Vascular cambium, C Secondary phloem, D Primary xylem
B. A Secondary phloem, B Vascular cambium, C Primary phloem, D Primary xylem
C. A Primary phloem, B Primary xylem, C Secondary phloem, D Vascular cambium
D. A Secondary phloem, B Primary xylem, C Primary phloem, D Vascular cambium
Answer : A

13. 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

14. A narrow layer of thin walled cells found between phloem/ bark and wood of a dicot is
A. cork cambium
B. vascular cambium
C. endodermis
D. both (a) & (c)
Answer : B

15. Match th elements of xylem given in column I with their character given in the column II and choose the correct option.

Column-I	Column-II
A. Xylem vessels	I. Store food materials
B. Xylem tracheids	II. Obliterated lumen
C. Xylem fibres	III. Perforated plates
D. Xylem parenchyma	IV. Chisel-like ends

A. A IV; B III; C II; D I
B. A III; B II; C I; D IV
C. A II; B I; C IV; D III
D. A III; B IV; C II; D I
Answer : D

16. The __________ occurs in layers below the epidermis in dicotyledonous plants.
A. parenchyma
B. sclerenchyma
C. collenchyma
D. aerenchyma
Answer : C

17. Gymnosperms are also called soft wood spermatophytes because they lack
A. cambium
B. phloem fibres
C. thick-walled tracheids
D. xylem fibres
Answer : D

18. Read the following statements and answer the question.

1. Cambium is very active and produces a large number of xylary elements having vessels with wider cavities.
2. It is also called early wood.
3. It is lighter in colour and has lower density.

Which type of wood is described by the above statements?
A. Sap wood
B. Heart wood
C. Spring wood
D. Autumn wood
Answer : C

19. In an experiment, a student cut a transverse section of young stem of a plant which he has taken from his school garden.
After observing it under the microscope how would he ascertain whether it is a monocot stem or a dicot stem?
A. With the help of bulliform cells.
B. With the help of casparian strips.
C. With the help of vascular bundles.
D. With the help of stomatal apparatus.
Answer : C

20. 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

21. The given figure shows apical meristem of root apex with few part marked as A, B and C. Identify the correct labelling of A, B and C.

A. A Vascular structure, B Protoderm, C Root cap
B. A Cortex, B Endodermis, C Root cap
C. A Cortex, B Protoderm, C Root cap
D. A Tunica, B Protoderm, C Root cap
Answer : C

22. Match the followings and choose the correct option

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

23. A piece of wood having no vessels (trachea) must be belonged to
A. teak
B. mango
C. pine
D. palm
Answer : C

24. The apical meristem of the root is present
A. in all the roots.
B. only in radicals.
C. only in tap roots.
D. only in adventitious roots.
Answer : A

25. 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

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

27. 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

28. Which type of plant tissue is being described by the given statements?

1. It consists of long, narrow cells with thick and lignified cell walls having a few or numerous pits.
2. They are dead and without protoplasts.
3. On the basis of variation in form, structure, origin and development, it may be either fibres or sclereids.
4. It provides mechanical support to organs.

A. Parenchyma
B. Sclerenchyma
C. Collenchyma
D. Chlorenchyma
Answer : B

29. 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

30. Cells of permanent tissues are specialized
A. functionally.
B. only structurally.
C. both structurally and functionally.
D. for mitosis.
Answer : C

31. 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

32. Which of the following figure is a type of permanent tissue having many different types of cell?
A.
B.
C.
D.
Answer : C

33. Which of the following are present in monocot root ?
A. conjoint, collateral, open polyarch vascular bundle.
B. exodermis, endarch, tetrarch closed vascular bundles.
C. suberized exodermis, casparian strip, passage cells, cambium.
D. suberized exodermis, polyarch xylem, pith.
Answer : D

34. Match column-I with column-II and choose the correct option.

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

35. Which of the following statements is correct?
A. Lenticels occur in most woody trees.
B. Sclerenchymatous cells are usually present in cortex.
C. The vascular tissue system is divided into three main zones- cortex, pericycle and pith.
D. The conjoint vascular bundles usually have the xylem located only on the outer side of the phloem.
Answer : A

36. The length of different internodes in a culm of sugarcane is variable because of
A. size of leaf lamina at the node below each internode
B. intercalary meristem
C. shoot apical meristem
D. position of axillary buds
Answer : B

37. 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

38. Match column-I with column-II and choose the correct option.

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

39. Which of the following pair of match is not correct?
A. Pith - Large and well developed in monocotyledonous root.
B. Root hairs - Helps in preventing water loss due to transpiration
C. Sieve tube elements - Its functions are controlled by the nucleus of companion cells.
D. Stomatal apparatus - Consists of stomatal aperture, guard cells and surrounding subsidiary cells
Answer : A

40. In land plants, the guard cells differ from other epidermal cells in having
A. cytoskeleton.
B. mitochondria.
C. endoplasmic reticulum.
D. chloroplasts.
Answer : D

41. Match the terms given in column I with their funciton given in column II and choose the correct option.

Column-I	Column-II
(Term)	(Functions)
A. Meristem	I. Photosynthesis, storage
B. Parenchyma	II. Mechanical support
C. Collenchyma	III. Actively dividing cells
D. Sclerenchyma	IV. Stomata
E. Epidermal tissue	V. Sclereids

A. A I, B III, C V, D II, E IV
B. A III, B I, C II, D V, E IV
C. A II, B IV, C V, D I, E III
D. A V, B IV, C III, D II, E I
Answer : B

42. 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

43. 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

44. In stems, the protoxylem lies towards the _____________ and the metaxylem lies towards the ____________ of the organ.
A. centre; periphery
B. periphery; centre
C. periphery; periphery
D. centre; centre
Answer : A

45. T.. 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

46. The given figure shows the T.S of dicot root. Some parts are marked as A, B, C, D, E, & F. Choose the option which shows the correct labelling of marked part.

A. A Epiblema, B Root hair, C Cortex, D Endodermis, E Pith, F Pericycle
B. A Cortex, B Pith, C Epiblema, D Endodermis, E Root hair, F Pericycle
C. A Epiblema, B Endodermis, C Cortex, D Root hair, E Pith, F Pericycle
D. A Cortex, B Epiblema, C Pith, D Endodermis, E Root hair, F Pericycle
Answer : D

47. 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

48. Bast fibres are made up of _____________cells.
A. sclerenchymatous
B. chlorenchymatous
C. parenchymatous
D. aerenchymatous
Answer : A

49. Which of the following statement(s) is/are not correct?

1. Cork cambium is also called phellogen.
2. Cork is also called phellem.
3. Secondary cortex is also called periderm.
4. 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

50. 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