• Biochemistry

    MCQs ON PLANT KINGDOM

    1. Sexual reproduction involving the fusion of two cells in Chlamydomonas is (a) isogamy (b) homogamy (c) somatogamy (d) hologamy Answer and Explanation: 1. (d): Isogamy involves the fusion of gametes which are morphologically and physiologically similar. They are called isogametes. In Chlamydomonas, two vegetative cells may fuse to form a zygospore and the phenomenon is called as hologamy. As a result of fusion of two gametes, zygospore is formed. 2. Prothallus (gametophyte) gives rise to fern plant (sporophyte) without fertilization. It is (a) apospory (b) apogamy (c) parthenocarpy (d) parthenogenesis. Answer and Explanation: 2. (b): Prothallus (gametophyte) gives rise to fern plant (sporophyte) without fertilization. This phenomenon is called apogamy. Development…