1) which vitamin help in the absorption of calcium a) A b) D c) B d) K e) E f) C 2) iodine solution is used to test the presents of a) Water  b) Maltose c) starch d) Fructose e) Sucrose f) lactose 3) who invented the electric bulb a) M.S Swaminathan b) comell c) Gause d) Robert hooke e) thomas alva Edison f) Robert brown 4) who invented the mobile phone a) charles drawin b) louis pasteur c) watson crick d) Martin copper e) james watson f) rudolf virchow 5) World environment day is observed on a) 1 january b) 9 december c) 5 september d) 8 june e) 8 july f) 5 june 6) How many sides does a triangle have a) 5 b) 6 c) 0 d) 3 e) 2 f) 1 7) study of fruit is called a) olericulture b) cosmology c) pomology d) Ecology e) ornithology f) Theology

Biology

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