Class 12 Biology MCQs Multiple Choice Questions with Answers Practicing these CBSE NCERT Objective MCQ Questions of Class 12 Biology with Answers Pdf will guide students to do a quick revision for all the concepts present in each chapter and prepare for final exams. Reproduction in Organisms Class 12 MCQ Read more…
MCQ Questions for Class 12 Chemistry Chapter 16 Chemistry in Everyday Life with Answers Question 1. The use of chemicals for therapeutic effect is called (a) chemotherapy (b) physiotherapy (c) angiotherapy (d) polytherapy Answer Answer: (a) chemotherapy Question 2. Some drugs do not bind to the enzyme’s artive site, instead Read more…
MCQ Questions for Class 12 Chemistry Chapter 15 Polymers with Answers Question 1. Bakelite is an example of (a) elastomer (b) fibre (c) thermoplastic (d) thermosetting Answer Answer: (d) thermosetting Question 2. Arrange the following polymers is an increasing order of intenqolecular forces: fibre, plastic, elastomer (a) Elastomer < Fibre Read more…
MCQ Questions for Class 12 Chemistry Chapter 14 Biomolecules with Answers Question 1. During acetylation of glucose it needs ,v moles of.acetic anhydride. The value of x would be (a) 3 (b) 5 (c) 4 (d) 1 Answer Answer: (b) 5 Question 2. On oxidation with a mild oxidising agent Read more…
MCQ Questions for Class 12 Chemistry Chapter 13 Amines with Answers Question 1. Nitrogen atom of amino group is ………. hybridised. (a) sp (b) sp2 (c) sp3 (d) sp3d Answer Answer: (c) sp3 Question 2. Which of the following should be most volatile? I. CH3CH2CH2NH2 II. (CH3)3N IV. CH3CH2CH3 (a) Read more…
MCQ Questions for Class 12 Chemistry Chapter 12 Aldehydes, Ketones and Carboxylic Acids with Answers Question 1. Which of the following reactions will give benzolphenone? (i) Benzoyl chloride + Benzene + AlCl3 (ii) Benzoyl chloride + Phenylmagnesium bromide (iii) Benzoyl chloride + Diphenyl cadmium (a) (i)and(ii) (b) (ii) and (iii) Read more…
MCQ Questions for Class 12 Chemistry Chapter 11 Alcohols, Phenols and Ethers with Answers Question 1. Which of the following alcohols gives 2-butenc on dehydration byconc. H2SO4? (a) 2-methyl propene-2-ol (b) 2-methyl 1 -propanol (c) Butane-2-ol (d) Butane 1-ol Answer Answer: (c) Butane-2-ol Question 2. One mole of ethyl acetate Read more…
MCQ Questions for Class 12 Chemistry Chapter 10 Haloalkanes and Haloarenes with Answers Question 1. Good conductor of electricity and heat is (a) Anthracite coke (b) Diamond (c) Graphite (d) Charcoal Answer Answer: (c) Graphite Question 2. In which of the following allotropes of carbon, percentage of carbon is maximum? Read more…
MCQ Questions for Class 12 Chemistry Chapter 9 Coordination Compounds with Answers Question 1. K2[Fe(CN)6] is a/an (a) double salt (b) complex salt (c) acid (d) base Answer Answer: (b) complex salt Question 2. Which of the following compounds has tetrahedral geometry? (a) [Ni(CN)4]2- (b) [Pd(CN)4]2- (c [PdCl4]2- (d) [NiCl4]2- Read more…
MCQ Questions for Class 12 Chemistry Chapter 8 The d-and f-Block Elements with Answers Question 1. Oxidation number of gold metal is (a) +1 (b) 0 (c) -1 (d) all of these Answer Answer: (a) +1 Question 2. Shape of d-orbital is (a) spherical (b) dumb bell (c) double dumb Read more…