Which of the following will show

Question.
Which of the following will show "Tyndall effect" ?
(a) Salt solution
(b) Milk
(c) Copper sulphate solution
(d) Starch solution

Solution:
Colloids show Tyndall effect, Milk is a colloid. Thus, it will show Tyndall effect. Therefore the correct answer is (b).
NCERT Questions Class 9 Chapter 2 Is Matter Around Us Pure

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