Answer:
It
is supported by the following reasons.
(i) White particles of chalk powder can be seen with naked
eye. (1/2)
(ii) The particles can be separated by ordinary filter paper.
(1/2)
(iii) Upon shaking a white turbidity reappears in solutions.
(1/2)
(iv) Light cannot pass through the suspension which show
that it is of opaque nature. (1/2)
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