Questions for CBSE Class 12 Biology board exam 2022-23. Important Biology MCQs Questions Q1 . Asexual reproduction by zoospores is observed in (a) Penicillium (b) Hydra (c) Sponge (d) Chlamydomonas. Ans . Chlamydomonas (an alga) reproduces asexually through zoospore formation. These spores are unicellular, naked (without cell wall), motile and flagellated and hence named zoospores (reproductive units). Q2 . Which one of the following part of the plant when put into the soil is likely to produce new offspring? (a) Part of an internode (b) A stem cutting with a node (c) Part of a primary root (d) A flower Q3 . Which of the following is not an intrauterine device? (a) Progestasert (b) Multiload-375 (c) Norplant (d) Lippes loop Ans. Progestasert, Multiload 375 and lippes loop are intrauterine devices while norplant is a subcutaneous implant. Q4 . Cleistogamous flowers are self pollinated because (a) they are bisexual flowers which do not open at ...
Center At Sandhy bazaar above Glamour International Saloon and In Belur Near belur station opposite Dhananjay Sweets.Call 7003740028 for admission."kyuki padega India Toh Badhega India"