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CLASS : 10th (Secondary) Code No. 106, Series : Sec. April./2021, Roll No., , , , , , , , , , , , , , , , , , , , , , , , , , , , fest, SCIENCE, ar - 1, , PART - II, , (zeae se), (Objective Questions), , (Academic/ Open), [ feet of sitet rer ], [ Hindi and English Medium ], , (Only for Fresh/School Candidates), [Only for Visually Challenged Candidates], , , , © FUN Te a Fe PE & FT TTT FT RT TS 8 TA TT 30 BF, , Please make sure that the printed pages in this question paper of Part-II are 8 in, number and it contains 30 questions., , © Where ara ae Fo T8I-TT We TAIT Krai, , Candidates must write their Roll Number on the question paper., , © aH ret a aR at 8 od Fe OiRaT ae of Fe m-TF TF 7 el a WR B TIT FT, Te oo oan oles oe er an ad, , Before answering the question, ensure that you have been supplied the correct and, complete question paper, no claim in this regard, will be entertained after, examination., , are Freer, General Instructions :, () wet mer ontrart 8, , All questions are compulsory., , , , 106/ Il P.T.O.

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14., , 15., , 16., , 17., , 106/ Il, , (5) 106, , A solution turns blue litmus red its pH is:, , (A) 10 (B) 13, , (C) 7 (D) 4, , ar-et aig at weer |} fare ae F gareye Ta ara s ? 1, (A) oT (B) aa, , (Cc) atin (D) wet, , Which metal is kept immersed in kerosene for storing ?, , (A) Mercury (B) Sodium, , (C) Bromine (D) Iron, , date at scagie farmed s : 1, (A) 2,8,1 (B) 2,8,8, , (C) 2, 8,3 (D) 2, 8,2, , Electronic configuration of Aluminium is :, , (A) 2,8,1 (B) 2,8,8, , (C) 2, 8,3 (D) 2,8,2, , are a eatsepa z : 1, (A) 2 (B) 3, , (C) 4 (D) 5, , Valency of Carbon is :, , (A) 2 (B) 3, , (C) 4 (D) 5, , Rae aT onan Ware : 1, (A) CH4 (B) CoH, , (C) C3Hg (D) CsAio, , Molecular formula of Methane is :, , (A) CHy (B) C2H6, , (C) CH (D) CaFio, , P. T. O.