9th Class Science Is Matter Around Us Pure Question Bank MCQs - Is Matter Around us Pure

Match the Column I with Column II and select the correct option below :

Column I Column II

A. Blood 1. Colloid

B. Milk 2. Suspension

C. Sugar solution 3. Emulsion

D. Chalk water 4. True solution

Codes

A) A-1, B-2, C-3, D-4

B) A-4, B-2, C-3, D-1

C) A-1, B-3, C-4, D-2

D) A-3, B-4, C-1, D-2

Correct Answer: C

Solution :

[c]

The correct match is

(A)\[\to \]1; (B)\[\to \]3; (C)\[\to \]4; (D)\[\to \]2

(A) Blood \[\to \] Colloid

\[\because \]In blood, the blood cell size is between 1 nm to 100 nm as of colloidal particles.

(B) Milk -r Emulsion

\[\because \]In milk, both dispersed phase and dispersion medium are liquid.

\[\because \] Sugar particles completely dissolve in water.

(D) Chalk \[\to \] Suspension

\[\because \] Chalk powder does not dissolve in water and settles down which can be seen clearly.