DPP Anatomy of Flowering Plants Biology PDF

Biology DPP by Ambika Ma’am DPP Anatomy of Flowering Plants 1. Which of the following forms the major component in 8. Select the option that correctly identifies the labellings plant o...

Biology DPP by Ambika Ma’am DPP Anatomy of Flowering Plants 1. Which of the following forms the major component in 8. Select the option that correctly identifies the labellings plant organs A, B and C in the given figure showing section of root (1) Meristem apical meristem. (2) Parenchyma (3) Collenchyma (4) Sclerenchyma 2. Which of the following has the functions of photosynthesis, storage, secretion (1) Xylem (2) Phloem A B C (3) Parenchyma (1) Cortex Protoderm Root cap (4) Collenchyma (2) Protoderm Cortex Root Cap 3. Which of the following has thin cellulosic cell wall (3) Hypodermis Epidermis Cortex (1) Tracheid (4) Tunica Protoderm Root cap (2) Vessel 9. Identify the given figure and select the correct option (3) Sclerenchyma for A, B and C. (4) Parenchyma 4. Living mechanical tissue in plant is (1) Parenchyma (2) Xylem (3) Collenchyma (4) Sclerenchyma 5. Which of the following has cell wall thickening mainly A B C at corners (1) Leaf Shoot apical Apical bud (1) Sclerenchyma (2) Collenchyma primordium meristem (3) Parenchyma (2) Leaf Shoot apical Axillary bud (4) Vessels primordium meristem 6. Which of the following is present in fruit pulp of guava (1) Dead mechanical tissue (3) Root hair Root apical Axillary bud (2) Sclereids meristem (3) Fibres (4) Root hair Root apical Apical bud (4) More than one meristem 7. Meristematic tissues are composed of (1) Mature cells 10. Both apical meristem and intercalary meristem are (2) Fully differentiated cells ______ meristems. (3) Cells that cannot divide (1) Primary (2) Secondary (4) Immature cells with power to divide. (3) Lateral (4) Both (2) and (3) 1 11. The growth of roots and stems in length with the help 17. Sclereids are present in of apical meristem is called (1) Fruit walls of nuts (1) Primary growth (2) Grit of guava and pear (2) Lateral growth (3) Seed coats of legumes (3) Secondary growth (4) All of the above (4) Intercalary growth. 18. Which of the following tissues has dead cells with thick 12. Vascular cambium and cork cambium are the and lignified cell walls, having a few or numerous pits? examples of (1) Sclerenchyma (1) Apical meristem (2) Collenchyma (2) Lateral meristem (3) Phloem (3) Intercalary meristem (4) None of the above (4) Promeristem. 19. Idioblasts are 13. Root cap in monocots is formed by (1) Sclerenchymatous fibres found in the leaf of (1) Dermatogen Yucca (2) Calyptrogen (2) Specialised parenchymatous cells which contain (3) Vascular cambium ergastic substances (4) Wound cambium. (3) Collenchymatous cells possessing angular thickenings 14. Which one of the following is not a characteristic of meristematic cells? (4) Crystals of calcium oxalate found in hard fruits. (1) Presence of intercellular spaces 20. Match column I with column II and select the correct option from the codes. (2) Thin cellulosic cell walls Column I Column II (3) Presence of prominent nucleus A. Vessels (i) Cells are living, with thin (4) High metabolic rate cellulosic cells walls 15. _______ is a living mechanical tissue. B. Tracheids (ii) Cells possess highly thickened walls with obliterated central lumen (1) C. Xylem fibres (iii) Individual members are interconnected through perforations in their common walls (2) D. Xylem (iv) Elongated tube-like cells parenchyma with thick, lignified walls and tapering end (1) A-(iv), B-(iii), C-(ii), D-(i) (2) A-(iii), B-(iv), C-(ii), D-(i) (3) A-(ii), B-(iv), C-(iii), D-(i) (3) (4) A-(iv), B-(ii), C-(iii), D-(i) 21. Sieve tubes and companion cells are components of……….. (4) Both (1) and (2) (1) Xylem (2) Phloem 16. In angular collenchyma, thickenings are present ____. (3) Parenchyma (4) Collenchyma (1) On the tangential walls 22. Albuminous cells occur in (2) On the walls bordering intercellular spaces (1) Xylem (2) Phloem (3) At the corners of cell (3) Sclerenchyma (4) Collenchyma (4) Throughout the cell wall 2 23. The main function of sieve tubes is 31. Size of sieve tubes in protophloem is……..than (1) Protein transfer (2) Enzyme transfer metaphloem. (3) Food conduction (4) Transcription (1) Bigger (2) Similar 24. Sieve tube is characterized by (3) Narrow (4) None of the above (1) Presence of lignin 32. Which of the following is living conducting tissue (2) Absence of cytoplasm (1) Xylem (3) Presence of pectin (2) Phloem (4) Absence of nucleus (3) Vascular cambium 25. Identify the correct pair of statements. (4) Tylose I. Functions of sieve tubes is controlled by nucleus 33. Which of the following is not related to phloem of companion cells (1) P protein II. Albuminous cells are present in angiosperms (2) Leptome III. In dicot root, the vascular cambium is completely (3) Transport of food from leaves to other parts secondary in origin. (4) Tyloses plug IV. Cylindrical meristems contribute to the formation 34. Which of the following has phloem fibres of primary plant body. (1) Primary phloem (1) I and III (2) II and IV (2) Protophloem (3) I and II (4) II and III (3) Metaphloem 26. Read the following statements: (4) None (i) The sieve tube elements and companion cells are 35. Which of the following plant organ does not show connected by pit fields present between their exarch xylem common longitudinal walls. (1) Dicot root (ii) Phloem parenchyma is made of elongated non- (2) Stem tapering cylindrical cells that have a scanty (3) Monocot root cytoplasm. (4) More than one (iii) Phloem fibres are made of parenchymatous cells. 36. Which of the following component of xylem is not (iv) Companion cells help in maintaining the pressure conducting gradient in the sieve tube. (1) Tracheid (2) Vessel (v) The phloem parenchyma stores food material (3) Xylem fibre (4) X. parenchyma and other substances like resins, latex, and 37. Which of the following has nucleus mucilage. (1) Tracheid How many of the given statements are correct? (2) Vessel (1) Three (2) Two (3) Sieve tube (3) One (4) Four (4) Companion cell 27. Phloem parenchyma is absent in most of the…. 38. Which component of xylem provide mechanical (1) Monocotyledons (2) Dicotyledons support to plant (3) Both 1 and 2 (4) None of the above (1) Tracheid 28. Bast fibres are made up of… (2) Vessel (1) Parenchyma (2) Collenchyma (3) Xylem fibre (3) Sclerenchyma (4) All of the above (4) All of the above 29. Which of the following originates from phloem? 39. Which of the following is multicellular with protoplasm (1) Sunn hemp (2) Jute (1) Vessel (2) Tracheid (3) Flax (4) All of the above (3) Sieve cell (4) Sieve tube 30. Phloem fibres are generally absent in 40. Which of the following gets deposited in sieve pore (1) Protoxylem (2) Metaxylem (1) Suberin (2) Cutin (3) Primary phloem (4) Secondary phloem (3) Lignin (4) Callose 3 41. Bast is 47. Select the incorrect pair out of the following. (1) Secondary Xylem Type of tissue Function (2) Primary Phloem (1) Parenchyma – Storage, (3) Phloem formed from vascular cambium photosynthesis (4) More than one (2) Sclerenchyma – Mechanical 42. Which of the following has pit fileds strength (1) Common transverse wall between sieve tube and (3) Xylem – Ascent of sap companion cell (4) Phloem – Conduction of (2) Common longitudinal wall between sieve tube water and and companion cell minerals (3) Both (1) and (2) (4) Phloem lacks pits 48. In ______ vascular bundle, a strip of vascular cambium 43. Which is of the following is true about metaphloem? is present in between the xylem and phloem. (1) Lack of phloem fibres (1) Open (2) Closed (2) Presence of sieve tube (3) Endarch (4) Exarch (3) Not formed from vascular cambium 49. Identify the types of vascular bundle in the given (4) All of the above figures (i) and (ii) and select the correct option. 44. Primary vascular tissue includes (1) Protophloem (2) Bast (3) Metaphloem (4) More than one 45. In (i), protoxylem lies towards periphery and metaxylem lies towards centre. Such an arrangement (i) (ii) of primary xylem is called as (ii). (1) Conjoint collateral Conjoint (i) (ii) bicollateral (1) Stems Endarch (2) Conjoint bicollateral Conjoint collateral (2) Stems Exarch (3) Conjoint collateral Conjoint collateral (3) Roots Endarch closed open (4) Roots Exarch (4) Conjoint collateral Conjoint collateral 46. Identify the given figure and select the correct option open closed for the parts labelled as A, B and C. 50. Consider the following statements Statement I Tracheids and vessels, both lack protoplasm and both are dead. Statement II Tracheids and vessels, both show apoplast movement. Answer the following- (1) Only S-I is correct (2) Only S-II is correct (1) C represents the cells which are replaced by (3) Both SI and SII are correct albuminous cells in non-flowering plants such as (4) Both SI and SII are wrong gymnosperms. 51. Which of the dorsiventral leaf has a multilayered (2) A represents phloem parenchyma, which is epidermis? absent in most monocots. (1) Mulberry (3) B represents the cells which become dead on (2) Banyan maturity. (3) Nerium (4) All of the above (4) Eucalyptus 4 52. Which of the following statements is not true for 57. Identify the type of vascular bundles given in the stomatal apparatus? figures (i) and (ii), and select the correct option. (1) Inner walls of guard cells are thick. (2) Guard cells invariably possesses chloroplast and mitochondria. (3) Guard cells are always surrounded by subsidiary cells. (4) Stomata are involved in gaseous exchange. 53. Identify the type of vascular bundle as shown in the figure and select the incorrect statement regarding this. (i) (ii) (1) Conjoint Collateral Conjoint bicollateral (2) Conjoint bicollateral Conjoint collateral (3) Conjoint collateral close Conjoint collateral open (4) Conjoint collateral open Conjoint collateral close (1) Figure represents radial vascular bundles 58. Select the mismatched pair. in which xylem and phloem occur in the form of (1) Collateral and open vascular bundles – Sunflower separate bundles. stem bundles (2) Xylem bundles and phloem bundles occur on (2) Bicollateral vascular bundles – Maize stem different radii. (3) Concentric vascular bundles –Ferns (3) These are the characteristic of monocot and dicot (4) Radial vascular bundles–Maize root leaves. 59. Bicollateral vascular bundles are found in (4) None of these (1) Helianthus (2) Zea mays 54. Ground tissue includes (3) Cucurbita (4) Dracaena (1) All tissue external to endodermis 60. Which of following is not included in stomatal (2) All tissue except epidermis and vascular bundles apparatus? (3) Epidermis and cortex (1) Stomata aperture (4) All tissues and internal to endodermis (2) Guard cells 55. What happens during vascularization in plants? (3) Subsidiary cells (1) Differentiation of procambium is immediately (4) Sclerenchymatous cells followed by the development of secondary xylem 61. In barley stem, vascular bundles are and phloem. (1) Closed & radial (2) Differentiation of procambium followed by the (2) Open & scattered development of xylem and phloem (3) Differentiation of procambium, xylem and (3) Closed & scattered phloem is simultaneous. (4) Open & in a ring (4) Differentiation of procambium followed by the 62. Polyarch and exarch vascular bundles are the development of primary phloem and then by characteristic of- primary xylem (1) Dicot stem (2) Dicot root 56. Select the mismatched pair out of the following. (3) Monocot stem (4) Monocot root (1) Radial vascular bundle–Xylem and phloem on 63. A major characteristic of the monocot root is the different radii presence of (2) Bicollateral vascular bundle–Phloem present on (1) Scattered vascular bundle both sides of xylem (2) Vasculature without cambium (3) Amphivasal vascular bundle–Phloem surrounds (3) Cambium sandwiched between phloem and xylem xylem along the radius (4) Conjoint vascular bundle–Xylem and phloem on (4) Open vascular bundles same radii 5 64. In which of the following order, an exarch xylem 70. Hypodermis is --------------in sunflower stem and --------- develops- ----in maize stem. (1) Centripetal (1) Parenchymatous, collenchymatous (2) Centrifugal (2) Collenchymatous, sclerenchymatous (3) Both Centripetal & centrifugal (3) Sclerenchymatous, collenchymatous (4) Irregular (4) Sclerenchymatous, sclerenchymatous 65. Hard bast (Bundle cap) occurs in- 71. Select the incorrect statement regarding the anatomy (1) Sunflower stem (2) Wheat stem of a typical monocotyledonous stem. (3) Sunflower root (4) Both (1) & (3) (1) Phloem parenchyma is absent. 66. Position of protoxylem & Protophloem in leaf (2) Vascular bundles are scattered, conjoint, respectively- collateral and closed. (3) Each vascular bundle is surrounded by a bundle (1) Abaxial & Adaxial sheath. (2) Adaxial & Abaxial (4) Ground tissue is differentiated into cortex, (3) Both Adaxial endodermis, pericycle and pith. (4) Both Abaxial 72. Refer the given figure which represents a section of 67. A layer of suberised cells below the epidermis of root vascular bundle as seen in T.S. of a monocot stem and of certain plants is- select the option that correctly labels A, B, C and D. (1) Second Epidermis (2) Hypodermis (3) Exodermis (4) Endodermis 68. The function of hypodermis is- (1) Protection (2) Hardness (3) Mechanical support (4) Storage 69. A diagram of T.S. of dicot root is given. Select the A B C D option which correctly labels A, (1) Protoxylem Metaxylem Protoxylem Phloem B, C, D, and E. vessel vessel cavity (2) Protoxylem Metaxylem Metaxylem Phloem vessel vessel cavity (3) Metaxylem Protoxylem Protoxylem Phloem vessel vessel cavity (4) Metaxylem Protoxylem Protoxylem Sclerenc vessel vessel cavity hyma 73. Figures X and Y represent the transverse sections of --- --------------and -----------respectively. (1) Protoxylem → Metaxylem →Phloem→Pericycle→Endodermis (2) Metaxylem → Protoxylem→ phloem Pericycle→ Endodermis (3) Protoxylem → Metaxylem→ Phloem X Y Endodermis→ Pericycle (1) Dicot root Dicot stem (4) Metaxylem →Protoxylem →phloem (2) Monocot root Monocot stem Endodermis→Pericycle (3) Dicot stem Monocot stem (4) Monocot stem Dicot stem 6 74. The given figure shows T.S. of Helianthus leaf with (1) A-Root hair→B-Epiblema→C-Cortex→ D- various parts labeled as A, B, C, D, E, F and G. Identify Endodermis→E-pericycle→F-pith→ G- the parts and select the correct option. phloem→H-Metaxylem→I-protoxylem (2) A –Root hair→B-Epiblema→C-Cortex→D- Pericycle→E-Endodermis→F-Pith→G-Phloem→H- Metaxylem→I – Protoxylem (3) A-Root hair→B-Epiblema→C-Cortex→D- Endodermis→E-Pericycle→F-Pith→G-Phloem→H- Protoxylem→I- Metaxylem (4) A-Root hair→B-Cortex→C-Epiblema→D- Pericycle→E-Endodermis→F-Passage cell → G- (1) A-Epidermis→ B-Spongy parenchyma→ C- Protoxylem→H- Phloem→I-Metaxylem Palisade parenchyma→D-Stomata→ E- 77. Identify A, B, C and D in the given transverse section of Phloem→F-Xylem leaf of Zea mays. (2) A – Epidermis→B-Palisade parenchyma→ C- Spongy parenchyma→D-Stomata→ E-Xylem→F- phloem (3) A-Epidermis→B – palisade parenchyma→ C- Spongy parenchyma→D – Stomata→ E- Endodermis→F-Xylem (4) A-Epidermis→B –Palisade parenchyma→ C- spongy parenchyma→D- Stomata→ E- A B C D Phloem→F-Xylem (1) Adaxial Abaxial Xylem Phloem 75. Select the correct pair out of the following epidermis epidermis (1) Hypostomatic leaf – Dicots (2) Abaxial Adaxial Xylem Phloem (2) Epistomatic leaf – Monocots epidermis epidermis (3) Amphistomatic leaf – Free-floating (3) Abaxial Adaxial Phloem Xylem hydrophytes epidermis epidermis (4) Presence of sunken stomata in leaf – (4) Adaxial Abaxial Phloem Xylem Submerged hydrophytes epidermis epidermis 76. Transverse section of a part of a typical 78. Dicot root shows monocotyledonous root has been shown in the given (1) Endarch xylem figure. Identify the different parts (from A to I) and (2) Centrifugal xylem development select the correct answer. (3) Exarch xylem (4) More than one 79. Which of the following is not a component of stele? (1) Pith rays (2) Cortex (3) Pericycle (4) Vascular bundle 80. Hypodermis in dicot is (1) Made of sclerenchyma (2) Has intercellular space (3) Never photosynthetic (4) None of the above 81. In monocot stem vascular bundles are (1) Scattered (2) Larger towards periphery (3) Smaller towards centre (4) More than one is true 7 82. A typical monocotyledonous root is characterised by 85. Vascular bundle is enclosed within a well developed (1) Usually more than six xylem bundles sclerenchymatous sheath in (2) Large and well developed pith (1) Monocot stem (2) Dicot stem (3) No secondary growth (3) Monocot root (4) Dicot root. (4) All of the above 86. Hypodermis is ______ in sunflower stem and ____ in 83. Following table summarises the differences between a maize stem. monocot root and a dicot root. (1) Parenchymatous, collenchymatous Characters Monocot Dicot root (2) Collenchymatous, sclerenchymatous root (3) Sclerenchymatous, collenchymatous (i) Vascular Polyarch, i.e., Diarch to hexarch, i.e., (4) Sclerenchymatous, parenchymatous bundle more than 6 2 – 6 vascular bundles 87. Well developed pith is found in vascular (1) Monocot root and monocot stem bundles (2) Monocot stem and dicot root (ii) Cambium Absent Present, so secondary growth occurs (3) Monocot root and dicot stem (iii) Pith Poorly Well developed large (4) Dicot root and dicot stem. developed pith 88. Given figures (P and Q) represent the stomatal (iv) Activity of Gives rise to Gives rise to lateral apparatus of dicot and monocot leaves, respectively. pericycle secondary roots roots Select the option which correctly labels A, B and C. and cork only cambium Identify the incorrect difference and select the correct option. (1) (i) and (iii) (2) (i) and (iv) (3) (iii) and (iv) (4) (ii) and (iii) A B C 84. Read the following statements with 1-2 blanks in each (1) Stoma Subsidiary cells Guard cells one of them. (2) Stoma Subsidiary cells Epidermal cells (i) In monocot root, a large number of vascular (3) Guard cells Stoma Chloroplast (4) Stoma Guard cells Subsidiary cells bundles are arranged in the form of a ____ around the central _____. 89. Identify the plants (from the list i-vi) which possess the given type of guard cells (as shown in the diagram) in (ii) Due to the presence of ______, the endodermal their leaves. cells do not allow wall to wall movement of substances between cortex and pericycle, in a primary dicot root. (iii) The epidermis of stem of sunflower bears several unbranched _____hair. (iv) The central portion of a dicot stem is usually occupied by ____ comprising of thin-walled parenchymatous cells. (i) Grass (ii) Tomato Select the option that correctly fills the blanks in any (iii) Banana (iv) Brinjal two of them. (v) Soybean (vi) Lily (1) (i) ring, pith; (ii) hypodermis (1) (i), (ii) and (v) (2) (ii) Casparian strips; (iii) unicellular (2) (ii), (iii) and (iv) (3) (i) ring, cortex; (iv) vascular bundles (3) (i), (iii) and (vi) (4) (iii) multicellular; (iv) pith (4) (iv), (v) and (vi) 8 90. Figures X and Y represent the transverse sections of 94. Which of the following statements are correct about ___ and ____ respectively. heartwood? (i) It does not help in water conduction. (ii) It is also called alburnum. (iii) It is light in colour and is very soft. (iv) It has tracheary elements which are filled with tannins, resins, etc. (1) (ii) and (iv) (2) (i), (ii) and (iii) X Y (3) (ii), (iii) and (iv) (1) Dicot root Dicot stem (4) (i) and (iv) (2) Monocot Monocot stem 95. Which of the following options correctly shows the (3) Dicot stem Monocot stem sequence of different tissues of the periderm starting (4) Monocot stem Dicot stem from periphery? 91. In dicot stems, cambium present between primary (1) Phellogen→ Phellem → Phelloderm xylem and primary phloem is (2) Phellem→ Phelloderm → Phellogen (1) Fascicular cambium (3) Phellem→ Phellogen → Phelloderm (2) Intrafascicular cambium (4) Phelloderm→ Phellogen → Phellem (3) Interfascicular cambium 96. Phellogen cuts off derivatives on the inner side to form (4) Both (1) and (2) _____ and on the outer side to form _____. 92. In temperate regions, cambium is less active during (1) Cork, secondary cortex winter season and forms fewer xylary elements that (2) Secondary cortex, cork have narrow vessels, this wood is called as (3) Cork cambium, cork (1) Spring wood (4) Cork cambium, secondary cortex (2) Autumn wood 97. Cork is impervious to water due to the presence of (3) Heartwood _____ in its cell wall. (4) Sapwood (1) Silica 93. In the given transverse section of stem showing (2) CaCO3 periderm, identify the parts labelled P, Q, R, S and (3) Suberin select the correct option. (4) Cuticle 98. Bark does not include (1) Secondary xylem (2) Secondary phloem (3) Periderm (4) Both (1) and (2) 99. Bark formed early in the season is called as _____ bark and bark formed towards the end of the season is called as _____ bark. P Q R S (1) Hard, soft (1) Complementary Cork Phellogen Phelloderm (2) Soft, hard cells (3) Scaly, ring (2)) Lenticels Cork Phelloderm Phellogen (4) Ring, scaly (3) Lenticels Phelloderm Phellogen Cork (4) Complementary Phelloderm Phellogen Cork cells 9 100. Match column I with column II and select the correct 101. During secondary growth in a dicot root, cork option from the given codes. cambium is formed by the activity of Column I Column II (1) Cortex (2) Hypodermis A. Stele (i) Innermost layer of cortex (3) Pericycle B. Endodermis (ii) Suberin (4) Epidermis C. Casparian strips (iii) All the tissues outer to vascular cambium D. Bark (iv) All the tissues inner to endodermis (1) A-(iv), B-(i), C-(ii), D-(iii) (2) A-(iii), B-(ii), C-(i), D-(iv) (3) A-(i), B-(ii), C-(iii), D-(iv) (4) A-(iv), B-(ii), C-(i), D-(iii) 10  Answer Key 1. (2) 27. (1) 53. (3) 79. (2) 2. (3) 28. (3) 54. (2) 80. (4) 3. (4) 29. (4) 55. (4) 81. (1) 4. (3) 30. (3) 56. (3) 82. (4) 5. (2) 31. (3) 57. (3) 83. (3) 6. (4) 32. (2) 58. (2) 84. (4) 7. (4) 33. (4) 59. (3) 85. (1) 8. (1) 34. (3) 60. (4) 86. (2) 9. (2) 35. (2) 61. (3) 87. (3) 10. (1) 36. (3) 62. (4) 88. (4) 51. (1) 37. (4) 63. (2) 89. (3) 12. (2) 38. (3) 64. (1) 90. (3) 13. (2) 39. (4) 65. (1) 91. (4) 14. (1) 40. (4) 66. (2) 92. (2) 15. (2) 41. (3) 67. (3) 93. (1) 16. (3) 42. (2) 68. (3) 94. (4) 17. (4) 43. (4) 69. (2) 95. (3) 18. (1) 44. (4) 70. (2) 96. (2) 19. (2) 45. (4) 71. (4) 97. (3) 20. (2) 46. (1) 72. (3) 98. (1) 21. (2) 47. (4) 73. (3) 99. (2) 22. (2) 48. (1) 74. (2) 100. (1) 23. (3) 49. (3) 75. (1) 101. (3) 24. (4) 50. (3) 76. (1) 25. (1) 51. (3) 77. (1) 26. (1) 52. (3) 78. (3) 11