This quiz works best with JavaScript enabled. Home > Cbse > Class 11 > Science > Biology > Class 11 Biology Chapter 6 Anatomy Of Flowering Plants – Quiz 2 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Biology Chapter 6 Anatomy Of Flowering Plants Quiz 2 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. In certain plant organ cells were found to be isodiametric, thin cellulosic cell walled and loosely packed having intercellular space. Which type of plant tissue is being discussed here? A) Sclerenchyma. B) Parenchyma. C) Collenchyma. D) Phloem. Show Answer Correct Answer: B) Parenchyma. 2. Thickening material present in the wall of collenchyma is A) Pectin, cellulose, hemicelluloses. B) Hemicellulose, suberin, cellulose. C) Suberin, pectin, cellulose. D) Lignin, cellulose, hemicelluloses. Show Answer Correct Answer: A) Pectin, cellulose, hemicelluloses. 3. Which of the following statements is incorrect about companion cell? A) It is a specialised parenchymatous cell. B) Its nucleus controls the function of sieve tube. C) It helps in maintaining the pressure gradient in sieve tube. D) It is present in all vascular plants having phloem. Show Answer Correct Answer: D) It is present in all vascular plants having phloem. 4. Which of the following is the term for epidermal hair present in the stem? A) Trichome. B) Root hair. C) Hypodermis. D) Epidermis. Show Answer Correct Answer: A) Trichome. 5. Quinine, important in treatment of malaria is extracted from A) Bark of cinchona. B) Bark of hevea. C) Fasciular cambium. D) Bark of cinnamon. Show Answer Correct Answer: A) Bark of cinchona. 6. A mature sieve tube- A) Possesses a peripheral cytoplasm and no nucleus. B) Has a large vacuole. C) Is connected with companion cells by pit fields present between their common longitudinal wall. D) All. Show Answer Correct Answer: D) All. 7. Assertion:Quiescent centre is found in the centre of the root apex. Reason:It consists of actively dividing cells A) C. B) B. C) A. D) D. Show Answer Correct Answer: A) C. 8. Cork cells and secondary cortex are produced by the activity of A) Phellem. B) Phellogen. C) Periderm. D) Phelloderm. Show Answer Correct Answer: B) Phellogen. 9. The root hairs are unicellular elongations of the epidermal cells and help absorb water and minerals from the soil. A) Trichomes. B) Glandular trichomes. C) Root hairs. D) Cuticle. Show Answer Correct Answer: C) Root hairs. 10. Dendrochronology deals with the study of A) Phylogeny. B) Numerical taxonomy. C) Grasses. D) Age of trees. Show Answer Correct Answer: D) Age of trees. 11. In kranz anatomy the bundle sheath cells have A) Thin walls, many intercellular spaces and large number of chloroplast. B) Thick walls, no intercellular spaces and large number of chloroplasts. C) Thin walls, no inter cellular space & several chloroplast. D) Thick walls, many intercellular spaces & few chloroplasts. Show Answer Correct Answer: B) Thick walls, no intercellular spaces and large number of chloroplasts. 12. Which type of leaf is characterized by bundle sheath? Choose from the options below: A) Dicot leaf. B) Monocot leaf. C) Dorsiventral leaf. D) Both A and C. Show Answer Correct Answer: D) Both A and C. 13. Apical meristems and intercalary meristem are primary meristem because they- A) Are disintegrated after primary growth of plant. B) Are disintegrated after secondary growth of plant. C) Appear early in life of a plant and contribute to the formation of the primary plant body. D) None. Show Answer Correct Answer: C) Appear early in life of a plant and contribute to the formation of the primary plant body. 14. Pith is small or inconspicuous in A) Monocot stem. B) Dicot root. C) Dicot stem. D) Monocot root. Show Answer Correct Answer: B) Dicot root. 15. What is the function of leaf anatomy in a flowering plant? A) Facilitate photosynthesis, gas exchange, and transpiration. B) Provide structural support for the plant. C) Attract pollinators and aid in reproduction. D) Store water, nutrients, and sugars. Show Answer Correct Answer: A) Facilitate photosynthesis, gas exchange, and transpiration. 16. Which statement about Lenticels is incorrect? A) Occur in most woody trees. B) Permit exchange of gases between atmosphere and and internal tissue. C) Loosely arranged parenchyma cells produced from phellogen ruptures the epidermis forming lenticels. D) Opening and closing of the lenticels are regulated by some specialised cells. Show Answer Correct Answer: D) Opening and closing of the lenticels are regulated by some specialised cells. 17. Albuminous cells of gymnosperms are equivalent to- A) Cork cambium. B) Sieve cells. C) Companion cells. D) Sieve tubes. Show Answer Correct Answer: C) Companion cells. 18. I. Unicellular hairII. Endodermis with passage cellsIII. Pith-small / inconspicuousIV. Radial vascular BundleV. Xylem-exarchVI. 2-4 xylem and phloem The above description refers to which of the following- A) Monocot root. B) Dicot stem. C) Monocot stem. D) Dicot root. Show Answer Correct Answer: D) Dicot root. 19. Phloem in gymnosperms lacks A) Albuminous cells and sieve cells. B) Sieve tubes only. C) Companion cells only. D) Both sieve tubes and companion cells. Show Answer Correct Answer: D) Both sieve tubes and companion cells. 20. SI-Apical, inercalary and lateral meristems are primary meristemsSII-Secondary meristem appears early in the life of a plant and contribute to formation of primary plant body A) Both SI and SII are correct. B) Both SI and SII are incorrect. C) SI is correct and SII is incorrect. D) SI is incorrect and SII is correct. Show Answer Correct Answer: B) Both SI and SII are incorrect. 21. I. Forms major component within organsII. Cell wall-thin, cellulosicIII. Shape of cells-generally isodiametricIV. Intercellular space-Present / absentV. Photosynthetic, storage or secretory in functionThe above characters are attributed to- A) Vascular tissue. B) Parenchyma. C) Collenchyma. D) Sclerenchyma. Show Answer Correct Answer: B) Parenchyma. 22. Which part of a flowering plant is responsible for photosynthesis? A) Roots. B) Leaves. C) Flowers. D) Stem. Show Answer Correct Answer: B) Leaves. 23. What is true about a monocot leaf? A) Absence of differentiated mesophyll. B) Presence of reticulate venation. C) Absence of vascular bundles. D) Absence of bulliform cells. Show Answer Correct Answer: A) Absence of differentiated mesophyll. 24. The parenchymatous cells which lie between the xylem and the phloem are called ..... A) Conjuctive tissue. B) Casparian strips. C) Both of the following. D) None of the above. Show Answer Correct Answer: A) Conjuctive tissue. 25. Meristematic activity occurs at- A) Leaf. B) Stem apex. C) Vascular tissue. D) Root hair. Show Answer Correct Answer: B) Stem apex. 26. In dicot root the vascular cambium is- A) Completely secondary in origin. B) Completely primary in origin. C) Partly primary and partly secondary in origin. D) Not formed. Show Answer Correct Answer: A) Completely secondary in origin. 27. Fewer xylem bundles present in A) Dicot root. B) Mango root. C) Grasses root. D) Both 1 and 2. Show Answer Correct Answer: D) Both 1 and 2. 28. You are given a fairly old piece of dicot stem and a dicot root. Which of the following anatomical structures will you use to distinguish between the two? A) Protoxylem. B) Secondary xylem. C) Secondary phloem. D) Cortical cells. Show Answer Correct Answer: B) Secondary xylem. 29. All are the features of meristematic cells, except A) Absence of intercellular spaces. B) Dense cytoplasm and prominent nucleus. C) Ability to undergo cell division. D) Contain chloroplast, leucoplast or chromoplast. Show Answer Correct Answer: D) Contain chloroplast, leucoplast or chromoplast. 30. Assertion:-Both vascular cambium and corkcambium are lateral meristem.Reason:-Both are involved in secondary growthof plant by addition of cells in lateral direction of mainaxis. A) Both are correct. B) Only reason is correct. C) Both are wrong. D) Both Assertion and Reason are True and the Reason is a correct explanation of the Assertion. Show Answer Correct Answer: D) Both Assertion and Reason are True and the Reason is a correct explanation of the Assertion. 31. Which tissue system is also known as fundamental tissue system A) Ground tissue system. B) Epidermal tissue system. C) Vascular tissue system. D) None. Show Answer Correct Answer: A) Ground tissue system. 32. Pallisade parenchyma is absent in the leaves of A) Sorghum. B) Mustard. C) Soyabean. D) Gram. Show Answer Correct Answer: A) Sorghum. 33. Which of the following statements is incorrect about Collenchyma tissue? A) Generally occurs below epidermis in dicot plants. B) Cells have thickened corners due to deposition of lignin. C) They are oval, spherical or polygonal shaped cells. D) Intercellular spaces are absent. Show Answer Correct Answer: B) Cells have thickened corners due to deposition of lignin. 34. Meristems are present in- A) Root apex and shoot apex. B) Bases of leaves. C) Axillary buds. D) All. Show Answer Correct Answer: D) All. 35. PROTO XYLEM IS CALLED ENDARCH IF A) PROTOXYLEM IS PRESENT TOWARDS PITH AND METAXYLEM TOWARDS PERIPHERY. B) METAXYLEM IS PRESENT TOWARDS PITH AND PROTOXYLEM TOWARDS PERIPHERY. C) BOTH 1 AND 2. D) NEITHER OF THESE. Show Answer Correct Answer: A) PROTOXYLEM IS PRESENT TOWARDS PITH AND METAXYLEM TOWARDS PERIPHERY. 36. What is the function of the flower structure in a flowering plant? A) Photosynthesis and nutrient absorption. B) Protection against predators. C) Reproduction and pollination. D) Storage of water and nutrients. Show Answer Correct Answer: C) Reproduction and pollination. 37. If you are given a section of a leaf and asked to observe under a microscope, which characters will confirm you it to be a dicot leaf.a) Stomata on both epidermisb) Stomata on lower epidermisc) Mesophyll cells are of two typesd) Mesophyll cells one one type A) A, c. B) B, d. C) B, c. D) A, d. Show Answer Correct Answer: C) B, c. 38. (I) Unicellular hair(II) Endodermis with passage cells(III) Pith-small/inconspicuous(IV) Radial vascular bundles(V) Xylem exarch(VI) 2-4 xylem and phloem bundles/patchesThe above description refers to which of thefollowing? A) (2) Dicot root. B) (1) Monocot root. C) (3) Monocot stem. D) 4) Dicot stem. Show Answer Correct Answer: A) (2) Dicot root. 39. During secondary growth, a complete ring is formed by- A) Only fascicular cambia. B) Only interfascicular cambia. C) Fascicular (vascular) cambia and interfascicular cambia. D) Fascicular cambia + Phellogen. Show Answer Correct Answer: C) Fascicular (vascular) cambia and interfascicular cambia. 40. Casparian strip is made up of A) Suberin. B) Pectin. C) Chitin. D) Cellulose. Show Answer Correct Answer: A) Suberin. 41. Is the reproductive structure of plants: A) Roots. B) Leaves. C) Stem. D) Flowers. Show Answer Correct Answer: D) Flowers. 42. Which one of the following is correct sequence of tissue present in a dicot stem during secondary growth? A) Secondary cortex, cork, phellogen, primary cortex. B) Cork, phellogen primary cortex, secondary cortex. C) Primary cortex, secondary cortex, phellogen, cork. D) Phellogen, cork, primary cortex, secondary cortex. Show Answer Correct Answer: C) Primary cortex, secondary cortex, phellogen, cork. 43. Which of the following is the name of the parenchymatous cells present between the xylem and phloem of dicot root? A) Conjunctive tissue. B) Stele. C) Casparian strip. D) Pericycle. Show Answer Correct Answer: A) Conjunctive tissue. 44. Assertion:In grasses and cereals, intercalary meristems are present.Reason:Intercalary meristems form permanent tissues. A) C. B) D. C) B. D) A. Show Answer Correct Answer: C) B. 45. The stele found in monocot is- A) Atactostele. B) Eustele. C) Actinostele. D) Dictyostele. Show Answer Correct Answer: A) Atactostele. 46. Specialized part of a cell which has a specific function A) Enzymes. B) Dicotyledons. C) ATP. D) Organelle. Show Answer Correct Answer: D) Organelle. 47. Both apical meristems and intercalary meristems are A) Primary meristem. B) Tertiary meristem. C) Secondary meristem. D) Lateral meristem. Show Answer Correct Answer: A) Primary meristem. 48. Dicot root is similar in all the given characters to monocot root, except A) Well developed pith. B) Unicelled root hairs. C) Radial, exarch vascular bundles. D) Pericycle forms the lateral roots. Show Answer Correct Answer: A) Well developed pith. 49. What is the characteristics of a vascular bundle ofmonocot stem- A) Open and surrounded by a sclerenchymatousbundle sheath. B) Closed and not surrounded by bundle sheath. C) Closed and surrounded by bundle sheath. D) Open and not surrounded by a bundle sheath. Show Answer Correct Answer: C) Closed and surrounded by bundle sheath. 50. Cortex is one type of A) Ground tissue. B) Meristematic tissue. C) Vascular tissue. D) Epidermal tissue. Show Answer Correct Answer: A) Ground tissue. 51. Guard cells differ from epidermal cells in having A) Specific shape. B) Chloroplast. C) Heterogeneous nature of cell wall. D) All. Show Answer Correct Answer: D) All. 52. Sunken stomata are found in A) Parasites. B) Xerophytes. C) Mesophytes. D) Hydrophytes. Show Answer Correct Answer: B) Xerophytes. 53. Which one is correct about the secondary growth? A) Youngest secondary phloem is just outside the cambium while youngest secondary xylem inside the cambium. B) Oldest secondary phloem is just inside the primary phloem while oldest secondary xylem is just above pith. C) Secondary medullary ray passes through both secondary xylem and secondary phloem. D) All. Show Answer Correct Answer: D) All. 54. Which of the following statements about dicot leaf is correct? A) Mesophyll contain spongy and palisade parenchyma. B) More air space present between spongy parenchyma. C) Both A and B. D) No spongy and palisade parenchyma in mesophyll. Show Answer Correct Answer: C) Both A and B. 55. The presence of ..... is responsible for making the stem woody in dicot plants. A) Closed vascular bundle. B) Radial vascular bundle. C) Conjoint vascular bundle. D) Open vascular bundle. Show Answer Correct Answer: D) Open vascular bundle. 56. Desert grasses often roll their leaves due to the presence of ..... A) Oily surface. B) Bulliform cells. C) Spines. D) All the above. Show Answer Correct Answer: B) Bulliform cells. 57. Which of the following is not included in stomatalapparatus A) Stomatal aperture. B) Guard cells. C) Subsidiary cells. D) Sclerenchymatous cells. Show Answer Correct Answer: D) Sclerenchymatous cells. 58. The basic difference between stem and root is thatxylem in stem is- A) Endarch. B) Exarch. C) Polyarch. D) Mesarch. Show Answer Correct Answer: A) Endarch. 59. Which of the following is not a component of the Stomatal apparatus? A) Stomatal pore. B) Subsidiary cells. C) Epidermis. D) Guard cells. Show Answer Correct Answer: C) Epidermis. 60. All are lateral meristems except- A) Fascicular / vascular cambium. B) Interfascicular cambium. C) Apical and intercalary meristem. D) Phellogen. Show Answer Correct Answer: C) Apical and intercalary meristem. ← PreviousNext →Related QuizzesScience QuizzesClass 11 QuizzesClass 11 Biology Chapter 6 Anatomy Of Flowering Plants Quiz 1Class 11 Biology Chapter 6 Anatomy Of Flowering Plants Quiz 3Class 11 Biology Chapter 6 Anatomy Of Flowering Plants Quiz 4Class 11 Biology Chapter 6 Anatomy Of Flowering Plants Quiz 5Class 11 Biology Chapter 6 Anatomy Of Flowering Plants Quiz 6Class 11 Biology Chapter 1 The Living World QuizClass 11 Biology Chapter 10 Cell Cycle And Cell Division QuizClass 11 Biology Chapter 11 Transport In Plants Quiz 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books