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Morphology of flowering plant, , MCQ weekly Test 30 mark, , 1. Free-central placentation is found in___________, (a) Argemone, , (b) Dianthus, , (c) Brassica, , (d) Citrus, , 2. The thick roots that hang down from the banyan tree are called________, (a) Buttress roots, , (b) Pneumatophores (c) Prop roots (d) Stilt roots, , 3. Which of the following is not Stem modification_________, (a) Flattened structure of Opuntia, , (b) Pitcher of Nepenthes, , (c) Thorns of Citrus, , (d) Tendril of Cucumber., , 4. Hypanthodium refers to a specialized type of_______, (a) Thalamus, , (b) Ovary, , (c) Fruit, , (d) Inflorescence, , 5. Which of the following is a modified green stem with one internode ?, (a) Rhizome, , (b) Bulbil, , (c) Cladode, , (d) Phylloclade, , 6. In which of the following plants does the stem perform the function of, storage and perennation?, (a) Radish, , (b) Wheat, , (c) Ginger, , (d) Groundnut, , 7. Find out the incorrect one (w.r.t. pinnate compound leaf), (a) Feather like outline, , (b) Leaflets are attached to the tip of petiole, , (c) Leaflets bearing axis is a continuation of petiole, (d) Leaflets occur in two rows, 8. Ovary is half-inferior in the flowers of_________, (a) Guava, , (b) Plum (c) Brinjal, , (d) Cucumber, , 9. Gyandrous condition shows________, (a) Adhesion of stamens with petals (b) Adhesion of stamens with carpel, (c) Stamens are united throughout their whole length, (d) All anthers are united except filament
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10. % sign is used for, (a) Actinomorphic flower, , (b) Zygomorphic flower, , (c) Incomplete flower, , (d) Epigynous flower, , 11. A monocarpic plant is one, which__________, (a) Has only one carpel, , (b) Produces only one seed, , (c) Produces fruits only once in lifetime, , (d) Produces only one fruit, , 12. The most impotant external factor for seed germination is_______, (a) Light, , (b) Soil, , (c) Water, , (d) Oxygen, , 13. Free placentation seen in ..., A) celosia, , B) papaya, , C) Rice, , D) Wheat, , 14. In Agave vegetative reproduction is carried out through_______, (a) Bulbils, , (b) Rhizome, , (c) Stolon, , (d) Sucker, , 15. The stipules are modified into tendrils in________, (a) Smilax (b) Asphodelus, , (c) Gloriosa, , (d) Asparagus, , 16. The presence of sheathing leaf base is characteristics of______, (a) Fern Leaf, , (b) Sensiviera leaf, , (c) Grass leaf, , (d) Cycas leaf, , 17. Which one of the tollowing is not a rhizome?, (a) Lotus, , (b) Ginger, , (c) Turmeric, , (d) Colocasia, , 19. Root apices are covered by root cap which is associated with________, (a) Graviperception, , (b) Penetration of root in soil, , (c) Absorption of minerals, , (d) More than one are correct
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20. In some aquatic plants, the root apices possess loose finger-glove like, coverings called root pockets which are meant for________, (a) Balancing, , (b) Protection from zooplanktons, , (c) Attachment to the substratum, , (d) Storage of food, , 21. Find out incorrect statement w.r.t. beet root________, (a) Modified tap root, (b) More than half of fleshy part is contributed by hypocotyl, (c) It suddenly tapers towards apex, (d) Secondary roots do not arise from apical part, 22. In a single seeded fruit, single seed develops due to presence, of_________, (a) One carpel, , (b) One placenta in ovary, , (c) Unilocular ovary, , (d) Single ovule in ovary, , 23. The fruit of apple is said to be a false fruit because________, (a) Its pericarp is inconspicuous (b) Its endocarp is cartilaginous, (c) Its actual fruit is located within an edible fleshy thalamus (pseudocarp), (d) It develops from an inferior ovary, 24. Fabaceae plant ..., A) Lenti, , B)Datura C) Apple, , D) Hibiscus, , 25. clitoria flower ......, A) Bractiate, , B) zygomorphic C) Bractiolate D) polysepalous, , 26. Fruits can developfrom one ovary of one flower called as, A) simple fruit B) aggregate fruit C) composite fruit D ) berry fruit
