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1. In some plants like grass, Monstera and banyan tree,, roots arise from parts other than the radicle and are, called :, , (a) Tertiary roots, , (b) Secondary roots, , (C) Tap roots, , (d) Adventitious roots, , 2. Which of the following is incorrect ?, , (a) Root helps in water and mineral absorption from, soil, , (b) Roots provide a proper anchorage, , (c) Roots store food material and synthesise plant, growth regulators, , (d) Roots lack meristematic activity, , 3. Which one is true for meristematic zone in the roots ?, (a) The cells of this region are very small, thin-walled, and with dense cytoplasm, , (b) The cells of this zone rarely divides, , (c) This zone lie a few millimetres above the root cap, (d) More than one option is correct
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4. Tap roots of which of the following get swollen and, store food ?, , (a) Daucus carota, , (b) Brassica rapa, , (c) Both (a) and (b), , (d) lpomoea batatas, , 5. Find the incorrect statement :, , (a) A flower is modified shoot wherein the shoot apical, meristem changes into floral meristem, , (b) The arrangement of flowers on the floral axis is, called inflorescence, , (c) Petals and sepals are modified leaves, , (d) Sunflower is ,a solitary flower but not, inflorescence, , 6. In racemose inflorescence :, , (a) The flowers are borne laterally in an acropetal, succession, , (b) The main axis is of limited growth, , (c) The flowers are borne in a basipetal order
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(d) The main axis terminates in a flower, , 7. Which of the following is correct ?, , (a) A typical flower has four different kinds of whorls, arranged on the swollen end of the pedicel called, thalamus or receptacle, , (b) Calyx and corolla are essential whorls of a flower, (c) Perianth constitutes distinct calyx and corolla, , (d) All are correct, , 8. A flower with bilateral symmetry :, , (a) ls actinomorphic flower, , (b) ls exemplified by pea, gulmohar, bean and Cassia, (c) ls asymmetric flower, , (d) Is irregular flower, , 9. 'Eye' of potato is a type of:, (a) Axillary bud, , (b) Accessory bud, , (c) Floral bud
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(d) All of these, , 10. A bud is present in :, , (a) The axil of petiole of simple leaf, , (b) The axil of petiole of compound leaf, (c) The stem apex, , (d) All are correct, , 11. In few plants, the leaf or lamina falls off and the, petiole modifies into leaf like structure performing, photosynthesis called :, , (a) Phyllode, , (b) Phylloclade, , (c) Cladode, , (d) Cladophyll, , 12. Find the incorrect match :, , , , (a) Tendrils-----—- -pea, (b) Spines----------—------Cactus, (c) Fleshy leaves Onion, , , , , , (d) Phylloclade --Australian Acacia
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13. In spiral/alternate phyllotaxy, the number of, leaves/leaf at each node is :, , (a) Two, , (b) One, , (c) Three, , (d) Four, , 14. Read the following statements :, , (i) Pneumatophores help the plant root to take air or, oxygen, , (ii) Floating hydrophytes possess well developed root, cap, , (iii) Edible part of Zingiber is underground stem, , (iv) Prop roots contain root cap, , (v) Cladodes are green stems of limited growth, which have taken over the function of photosynthesis, from leaves How many of the above statements are, incorrect ?, , (a) Four, , (b) Two, , (C) One, , (d) Three