Hamad Biology Mcqs 13/08/2023 A. B1 B. B2 C. B12 D. B6 Related Mcqs: In 1831, the presence of nucleus in the cells was reported by__________?A. Robert Koch B. Robert Hooke C. Robert Mug Abe D. Robert Brown... Out of 92 naturally occurring chemical elements how many are considered as bio-elements__________?A. 6 B. 16 C. 26 D. 15... Stomata open due to _________ of K+ into the guard cells from the surrounding epidermisA. Diffusion B. Active transport C. Osmosis D. All of these... Blubber a thick layer of fat is present in___________?A. Fresh water mammals B. Terrestrial mammals C. Marine Mammals D. Flying mammals... Scolidon or dog fish belong to the group of fishes called__________?A. Cartilaginous fishes B. Bony fishes C. Running fishes D. Jawless fishes...
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