Class 11-Chapter 5-Biology-Morphology of Flowering Plants InstructionTotal Questions : 20Total time :20 minTotal Marks : 20 x 3 = 60 MarksEach Correct Question carries : 3 MarksEach incorrect Question Carries : -1 MarksEach Unattempted Question carry : 0 MarksBe careful On Negative Markings 1. Inflorescence with thick, fleshy axis and large coloured bracts is Spikelet Spathe Hypanthodium Spadix None 2. Veins are _________ strands on the lamina. Exceptional Conducting Transpirational Flattened None 3. Identify the correct combination of character found in Solanum. Scorpioid cyme, longitudinal dehiscence of anther, adnation of peduncle with internode Solitary axillary flower, berry fruit, bicollateral vascular bundles in stem Solitary terminal flower, porous dehiscence of anther, adnation of petiole with the stem Scorpioid cyme, porous dehiscence of anther, calyx remain attached to the fruit None 4. The type of inflorescence characterized by having dimorphic flower is Catkin Umbel Corymb Capitulum None 5. A fruit in which the pericarp is soft, pulpy mesocarp and hard endocarp enclosing the seed, is____________. Mango Orange Tomato Pinapple None 6. A characterstic feature of ovary of Brassica campesteris is Axile placentation Epigynous Presence of replum Multilocular nature None 7. Consider the following statements.(a) In racemose inflorescence the flowers are borne in a basipetal order.(b) Epigynous flowers are seen in rose plants.(c) In Brinjal, the ovary is superior.Of these statements A and b are false but c is true B and c are true but a is false A and c are true but b is false A and b are true but c is false None 8. In racemose type of inflorescence, the subtype that exhibits all the flowers in the inflorescence are brought to the same height due to varied lengths of the pedicels and this pattern is called as Compound umbel Capitulum or head Corymb Simple umbel None 9. After two or three years of secondary growth, the cortex in dicot roots Is largely lost. Is completely sloughed away. Is converted into cork. Remains intact. None 10. State the order in which various parts of flower are arranged from outer side to inner side. Petals → → Sepals → → Stamen → → Carpel Sepals → → Petals → → Carpel → → Stamen Carpel → → Stamen → → Petals → → Sepals Sepals → → Petals → → Stamen → → Carpel None 11. Which of the following group does not represent monocot Apricot, mango, guava, apple, coconut, strawberry Coconut, apple, cashewnut Apple, strawberry, coconut Apricot, mango, Guava Coconut, strawberry, mango None 12. Cup-like structure developed from adnation of sepals, petals and stamens is Capitulum Cyathium Hypanthium Hypanthodium None 13. Verticilaster which is the characteristic of family Labiatae is a type of Placentation Inflorescence Phyllotaxy Venation None 14. List-IList-IIA. Food storing condensed branches develop in the axils of bracts on the inflorescenceI. OxalisB. A group of bulbils arises from the ground level at the apex of tuberous rootII. BulbophyllumC. Bulbils develop from the axils of leavesIII. Agave americanaD. One or more internodes of the stem stores food and water and becomes tuberousIV. Dioscorea bulbifera (A) - (I), (B) - (II), (C) - (V), (D) - (III) (A) - (III), (B) - (I), (C) - (IV), (D) - (II) (A) - (V), (B) - (I), (C) - (II), (D) - (IV) (A) - (III), (B) - (IV), (C) - (I), (D) - (II) None 15. The inflorescence found in grasses and sedges is Compound spike Spadix Catkin Spikelet None 16. Zygomorphic flower with vexillary aestivation, diadelphous androecium and marginal placentation occurs in Pisum Aloe Belladona Brinjal None 17. Cyathium and hypanthodium inforescence are to family similar in having Unisexual flower Both Nectar glands and Unisexual flower Nectar glands None of the above None 18. Rhipidium inflorescence of Solanum nigrum is Modified scorpiod cyme Capitulum Multiparous cyme Helicoid cyme None 19. The inflorescence found in the coconut plant is Compound corymb Compound spike Compound spadix Spadix None 20. The inflorescence in which-of the following plants is dichasial cyme Mustard Banana Coriander Jasmine None Please Share This Share this content Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window Leave a Reply Cancel replyCommentEnter your name or username to commentEnter your email address to commentEnter your website URL (optional) Save my name, email, and website in this browser for the next time I comment.
