This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Biology Chapter 5 Morphology Of Flowering Plants – Quiz 31 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Biology Chapter 5 Morphology Of Flowering Plants Quiz 31 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. A primary function of roots is the synthesis of: A) Carbohydrates. B) Proteins. C) Hormones. D) Lipids. Show Answer Correct Answer: C) Hormones. 2. The mode of arrangement of sepals or petals in a floral bud with respect to the other members of the same whorl is known as ..... aestivation.aphyllotaxyinflorescenceplacentation A) Aestivation. B) Phyllotaxy. C) Inflorescence. D) Placentation. Show Answer Correct Answer: A) Aestivation. 3. The beauty of the Bougainvillea flower is A) Corolla. B) Calyx. C) Bracts. D) Gynoecium. Show Answer Correct Answer: C) Bracts. 4. An aggregate fruit is one which develops from: A) Multicarpellary syncarpous gynoecium. B) Multicarpellary apocarpus gynoecium. C) Complete inflorescence. D) Multicarpellary superior ovary. Show Answer Correct Answer: B) Multicarpellary apocarpus gynoecium. 5. Plants growing in swamps have roots that grow vertically upwards like A) Pneumatophores. B) Mycorrhizal. C) Conical. D) Assimilatory. Show Answer Correct Answer: A) Pneumatophores. 6. . A short, green, flattened branch resembling a leaf arising from the axil of a reduced scale leaf is called A) Phylloclade. B) Cladode. C) Phyllode. D) Stipule. Show Answer Correct Answer: B) Cladode. 7. Where are root hairs typically found? A) Root cap. B) Region of meristematic activity. C) Region of elongation. D) Region of maturation. Show Answer Correct Answer: D) Region of maturation. 8. Flowers are always bisexual A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 9. Balancing roots occur in ..... A) Hydrilla. B) Vallisneria. C) Lemna. D) Lotus. Show Answer Correct Answer: C) Lemna. 10. In the seeds of which of the following plants does the endosperm act as a food storage tiissue? A) Pea. B) Bean. C) Castor. D) Gram. Show Answer Correct Answer: C) Castor. 11. A root grows in length, which region of the root is responsible for this growth? A) Root cap. B) Region of meristematic activity. C) Region of elongation. D) Region of maturation. Show Answer Correct Answer: B) Region of meristematic activity. 12. Head or capitulum inflorescence is present in- A) Sunflower. B) Turnip. C) Maize. D) China rose. Show Answer Correct Answer: A) Sunflower. 13. Which of the following plant parts in garlic and onion are edible? A) Adventitious roots. B) Fleshy scale leaves. C) Tunic. D) None of these. Show Answer Correct Answer: B) Fleshy scale leaves. 14. How many plants among China rose, Ocimum, sunflower, mustard, Alstonia, guava, Calotropis and Nerium (Oleander) have opposite phyllotaxy? A) 2. B) 3. C) 4. D) 5. Show Answer Correct Answer: B) 3. 15. A plant has a butterfly shaped flower with one standard, two wing like and two keel petals. The plant belongs to the Family A) Papilionaceae. B) Asteraceae. C) Malvaceae. D) Rubiaceae. Show Answer Correct Answer: A) Papilionaceae. 16. A short, vertical underground stem that contains the food reserve is called A) Rhizome. B) Bulb. C) Corm. D) Tuber. Show Answer Correct Answer: C) Corm. 17. In marginal placentation, the ovules are arranged A) Along the inner wall of the carpel in a syncarpous ovary. B) Along the margin of single carpel. C) In the middle of the ovary. D) To the base of the ovary. Show Answer Correct Answer: B) Along the margin of single carpel. 18. Among china rose, mustard, brinjal, potato, guava, cucumber, onion and tulip, how many plants have superior ovary?/ A) Four. B) Three. C) Five. D) Six. Show Answer Correct Answer: D) Six. 19. In Rhizophora, roots are modified to form A) Tuberous roots. B) Pneumatophores. C) Stilt roots. D) Storage roots. Show Answer Correct Answer: C) Stilt roots. 20. Which of the following members of family Solanaceae is fumigatory? A) Chilli, Petunia. B) Tobacco. C) Belladona. D) Tomato, brinjal, potato. Show Answer Correct Answer: B) Tobacco. 21. Racemose inflorescence is identified by- A) Acropetal arrangement of flowers on peduncle. B) Presence of sessile flowers. C) Continuous growth of main axis. D) A and c. Show Answer Correct Answer: D) A and c. 22. Example of pinnately compound leaf A) Wheat. B) Silk cotton. C) Neem. D) Tomato. Show Answer Correct Answer: C) Neem. 23. Match the floral formula in List I to the correct plant family in List II. Item (C):Floral formula with lemma and lodicules (2-3), perianth absent; stamens 3; unilocular gynoecium typical of grasses. A) Leguminosae. B) Solanaceae. C) Malvaceae. D) Gramineae. Show Answer Correct Answer: D) Gramineae. 24. Rearrange the following zones as seen in the root in vertical section and choose the correct option.A. Root hair zone B. Zone of meristemsC. Root cap zone D. Zone of maturationE. Zone of elongation A) C, B, E, A, D. B) A, B, C, D, E. C) D, E, A, C, B. D) E, D, C, B, A. Show Answer Correct Answer: A) C, B, E, A, D. 25. Which of the following plants possesses culm? A) Cuscuta. B) Zingiber. C) Bamboo. D) Cocos. Show Answer Correct Answer: C) Bamboo. ← PreviousNext →Related QuizzesClass 11 Biology Chapter 5 Morphology Of Flowering Plants Quiz 1Class 11 Biology Chapter 5 Morphology Of Flowering Plants Quiz 2Class 11 Biology Chapter 5 Morphology Of Flowering Plants Quiz 3Class 11 Biology Chapter 5 Morphology Of Flowering Plants Quiz 4Class 11 Biology Chapter 5 Morphology Of Flowering Plants Quiz 5Class 11 Biology Chapter 5 Morphology Of Flowering Plants Quiz 6Class 11 Biology Chapter 5 Morphology Of Flowering Plants Quiz 7Class 11 Biology Chapter 5 Morphology Of Flowering Plants Quiz 8Class 11 Biology Chapter 5 Morphology Of Flowering Plants Quiz 9Class 11 Biology Chapter 5 Morphology Of Flowering Plants Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books