Updated on June 10, 2023
by Tiwari Academy
by Tiwari Academy
Class 9 Science Chapter 2 MCQ (Multiple Choice Questions) of Is Matter Around us pure? All the questions are important for class unit tests and school’s terminal exams 2025-26. MCQ Online tests take less time to revise any chapter. So, Student can revise the entire chapter 2 of class 9 science in less time. These MCQ questions contain all intext and exercises questions also in the form of objective questions.
| Class: 9 | Science |
| Chapter: 2 | Is Matter Around us pure? |
| Contents: | MCQ Online Test with Answers |
Class 9 Science Chapter 2 MCQ with Answers
Class 9 Science Chapter 2 MCQ Online tests with solution and explanation. There are about 70 questions in the form of objectives with four choices. These MCQ covers the entire chapter of grade 9 Science NCERT Chapter 2. For the preparation of unit tests or terminal exams, students may use these questions as revision.
Q1
Read the following sentences carefully, and choose the correct one:
[A]. The property which allows the materials to be hammered or beaten into thin sheets without breaking is called malleability.
[B]. The property which allows the metals to be drawn or stretched into thin wires without breaking is called ductility.
[C]. the property due to which non-metals break into pieces on hammering is called brittleness.
[D]. All of the above
Q2
Anushka is completed her science chapter where she wrote some statements. She wants to know whether the statements are correct or not? Anushka wants to take help from you:
[A]. An element cannot be split up into two or more simpler substances because it is made of only one kind of atoms.
[B]. There are 118 elements known at present, out of which 94 elements, occur in nature while the remaining 24 elements have been prepared artificially.
[C]. 11 elements are gases whereas only two elements mercury and bromine a liquid at room temperature.
[D]. All of the above
Q3
Which of the following are homogeneous in nature?
[A]. Ice, soil
[B]. Wood, air
[C]. Ice, air
[D]. Soil, air
Q4
In a quiz competition, you are asked a question where you have to choose the statement which is/ are incorrect?
[A]. The electric wires are made of copper and Aluminium metals because they are very good conductors of electricity.
[B]. Only one metal, mercury, is in liquid state at room temperature.
[C]. Metal gallium has a such a low melting point that it starts melting in hand by the heat of our body.
[D]. Sodium and potassium metals have high densities than iron.
Q5
Which of the following statements are true for pure substances?
[A]. Pure substances contain only one kind of particles, pure substances may be compounds or mixtures.
[B]. Pure substances contain only one kind of particles; pure substances have the same composition throughout.
[C]. Pure substances have the same composition throughout, pure substances can be exemplified by all elements other than nickel.
[D]. Pure substances may be compounds or mixtures, pure substances have the same composition throughout.
Q6
In a science quiz competition, Sneha are asked a question where she had to choose the statement which was/were incorrect?
[A]. A suspension is a heterogeneous mixture in which the small particles of a solid are spread throughout a liquid without dissolving in it.
[B]. If a beam of light passed through a chalk and water suspension, it is scatter the beam of light and renders its path visible inside it.
[C]. A colloid is a kind of solution in which the size of solute particles is intermediate between those in true solution and those in suspensions.
[D]. In a true solution (like sugar solution), the solid particles are small and they can easily scatter light rays falling on them.
Q7
Which of the following statement is or are incorrect?
[A]. A solution in which more quantity of solute can be dissolved without raising its temperature, is called an unsaturated solution.
[B]. A solution in which no more solute can be dissolved at that temperature is called a saturated solution.
[C]. If a saturated solution at a particular temperature is heated to a higher temperature, then it becomes unsaturated.
[D]. None of the above.
Q8
Which of the following statement is or are incorrect?
[A]. Centrifugation is a method for separating the suspended particles of a substance from a liquid in which the mixture is rotated at a high speed in a centrifuge.
[B]. The process of centrifugation is used in dairies to separate cream from milk.
[C]. The separation of a dissolved solids from a liquid can be done by only one methods as evaporation.
[D]. None of the above.
Q9
Read the following sentences carefully, and choose the correct one:
[A]. Argon is filled in electric bulbs.
[B]. The various gases of air are separated from one another by the fractional distillation of liquid air.
[C]. Fractional distillation separate the various liquids according to their boiling points, as the more volatile liquid distils over first and the less volatile liquid distils over later.
[D]. All the above.
Q10
Consider the following statements and choose the correct one:
[A]. The separation of two immiscible liquids by separating funnel depends on the difference in their densities.
[B]. A mixture of petrol and water can also be separated by using a separating funnel.
[C]. A mixture of mercury, water and benzene can be separated by separating funnel.
[D]. All the above.
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Last Edited: June 10, 2023
