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Chapter - 2 Is Matter Around us Pure MCQs With Answer - Fully Solved 1. Which of the following statements is/are correct? (a) All the constituent particles of a pure substance are the same in their chemical nature. (b) A pure substance consists of a single type of particles. (c) Most of the matter around us exist as mixtures of two or more pure components. (d) All of these Ans : (d) All of these 2. If the components of the substance can be separated by a chemical change only then it is a/an (a) element (b)  compound (c)  mixture (d) none of these Ans :  compound A compound can be separated into its components by chemical means while an element cannot be further separated. A mixture can be separated by physical means. 3. Identify the correct statement(s). (a) Mixtures which have a uniform composition throughout are called homogeneous mixtures or solutions. (b) A homogeneous mixture can have a variable composition. (c) Heterogeneous mixtures have non-uniform compositions. (...

 MCQs With Answers Question 1. The impression or sensation remains on the retina for about how may seconds even after removal of the object ? A.1 second B.1/16th of a second C.16 seconds D.1 minute ANSWER: B Question 2. The cells present in the retina of eye and responding to intensity of light are: A.Rod-shaped cells B.Both of these C.Cones D.None of these ANSWER:   A Question 3. The cells present in the retina of eye and responding to colour are: A.Rod-shaped cells B.Both of these C.Cones D.None of these ANSWER:   C Question 4. The disease of eye in which crystalline lens becomes hazy or even opaque due to development of membrane over it is : A.Myopia B.Cataract C.Hypermetropia D.Presbyopia ANSWER: B Question 5. Angle of incidence is equal to the angle of reflection: A.Always B.Sometimes C.Under special conditions D.Never ANSWER: A Question 6. Image formed by a plane mirror is: A.Virtual, behind t...

 Class 8- Chapterwise MCQs Questions Chapter 1 Food Production Chapter 2 The Cell Chapter 3 Microorganisms Chapter 4 Reproduction Chapter 5 Synthetic materials Chapter  6 Metals and Non- Metals Chapter  7 Combustion and Fuels Chapter  8 Force and Pressure Chapter  9 Sound Chapter  10 Electricity and Lightening Chapter  11 Chemical Effects of Electric Current Chapter  12 Light and Vision Chapter  13 Our Universe Chapter  14 Earthquake Chapter  15 Natural Resources Chapter  16 Pollution of Air and Water Chapter  17 Conservation In this place i have prepared all the chapter's MCQs for the class 8 Students.