This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Biology Chapter 6 Anatomy Of Flowering Plants – Quiz 3 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Biology Chapter 6 Anatomy Of Flowering Plants Quiz 3 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Monocot root differs from dicot root in having- A) Polyarch xylem bundles. B) Large and well developed pith. C) Both a and b. D) Radial vascular Bundle and exarch xylem. Show Answer Correct Answer: C) Both a and b. 2. Collects solar energy to conduct photosynthesis: A) Stem. B) Flower. C) Leaves. D) Roots. Show Answer Correct Answer: C) Leaves. 3. Which of the following component of phloem is made up of sclerenchymatous cells? A) Phloem fibre. B) Sieve tube. C) Companion cells. D) Phloem parenchyma. Show Answer Correct Answer: A) Phloem fibre. 4. In grasses, certain adaxial epidermal cells along the veins modify themselves into large, empty, colourless cells known as bulliform cells. A) Bundle sheath cells. B) Bulliform cells. C) Pith. D) Passage cells. Show Answer Correct Answer: B) Bulliform cells. 5. Another name of Phellogen is A) Cork cambium. B) Vascular tissue. C) Vascular cambium. D) Intercallary meristem. Show Answer Correct Answer: A) Cork cambium. 6. The cotyledon in an embryo becomes the A) Stem. B) Roots. C) Flower. D) First leaves. Show Answer Correct Answer: D) First leaves. 7. Green cells of epidermis are A) Bulliform cells. B) Subsidiary cells. C) Motor cells. D) Guard cells. Show Answer Correct Answer: D) Guard cells. 8. Narrow bands of parenchymatous tissue which passes through xylem and phloem radially are known as- A) Pith. B) Stele. C) Primary medulary rays. D) Secondary medullary rays. Show Answer Correct Answer: D) Secondary medullary rays. 9. Which one is not the part of stele? A) Pericycle. B) Pith. C) Vascular bundle. D) Cortex. Show Answer Correct Answer: D) Cortex. 10. Xylem- A) Functions as conducting tissue for water and minerals from root to the stem and leaves. B) Provides mechanical strength to plant parts. C) Both a and b. D) Is absent in pteridophytes. Show Answer Correct Answer: C) Both a and b. 11. Identify the wrong statement in context of heartwood: A) Organic compounds are deposited in it. B) It is highly durable. C) It conducts water and minerals efficiently. D) It comprises dead elements with highly lignified wall. Show Answer Correct Answer: C) It conducts water and minerals efficiently. 12. 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) Parenchyma. B) Collenchyma. C) Sclerenchyma. D) Phloem. Show Answer Correct Answer: A) Parenchyma. 13. Thickening material present in the wall of collenchyma is A) Pectin, cellulose, hemicelluloses. B) Lignin, cellulose, hemicelluloses. C) Hemicellulose, suberin, cellulose. D) Suberin, pectin, cellulose. Show Answer Correct Answer: A) Pectin, cellulose, hemicelluloses. 14. 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. 15. Which of the following is the term for epidermal hair present in the stem? A) Root hair. B) Trichome. C) Hypodermis. D) Epidermis. Show Answer Correct Answer: B) Trichome. 16. Quinine, important in treatment of malaria is extracted from A) Bark of cinnamon. B) Bark of cinchona. C) Bark of hevea. D) Fasciular cambium. Show Answer Correct Answer: B) Bark of cinchona. 17. 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. 18. Assertion:Quiescent centre is found in the centre of the root apex. Reason:It consists of actively dividing cells A) A. B) B. C) C. D) D. Show Answer Correct Answer: C) C. 19. Cork cells and secondary cortex are produced by the activity of A) Phellem. B) Phelloderm. C) Periderm. D) Phellogen. Show Answer Correct Answer: D) Phellogen. 20. 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. 21. Bark includes A) Periderm + Secondary phloem. B) Periderm + Secondary xylem. C) Secondary phloem + xylem. D) Secondary xylem + Cork cambium. Show Answer Correct Answer: A) Periderm + Secondary phloem. 22. Dendrochronology deals with the study of A) Phylogeny. B) Numerical taxonomy. C) Age of trees. D) Grasses. Show Answer Correct Answer: C) Age of trees. 23. 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. 24. 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. 25. 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. ← PreviousNext →Related QuizzesClass 11 Biology Chapter 6 Anatomy Of Flowering Plants Quiz 1Class 11 Biology Chapter 6 Anatomy Of Flowering Plants Quiz 2Class 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 6 Anatomy Of Flowering Plants Quiz 7Class 11 Biology Chapter 6 Anatomy Of Flowering Plants Quiz 8Class 11 Biology Chapter 6 Anatomy Of Flowering Plants Quiz 9Class 11 Biology Chapter 6 Anatomy Of Flowering Plants Quiz 10Class 11 Biology Chapter 6 Anatomy Of Flowering Plants Quiz 11 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books