CBSE Class 9 - Science - CH2 - Is Matter Around Us Pure? (MCQs)

Is Matter Around Us Pure?




MCQs Based on Class 9 Science NCERT Book Chapter 2

Q1: Which of the following is NOT true about colloids?

(a) Particles in a colloid can pass through filter paper.
(b) A colloid is a homogeneous solution.
(c) Colloidal particles exhibit Brownian motion.
(d) Colloidal particles exhibit electrophoresis.



Q2: Which of the following is a heterogeneous mixture?

(a)