Question

E Tick (M) the most appropriate answer.

1. The pure water is obtained from seawater
by the process of :
(a) filtration
(b) evaporation
(c) centrifugation
(d) distillation

2. Fine particles of sand in river water are
removed by the process of :
(a) sedimentation
(b) evaporation
(c) filtration
(d) crystallisation

3. During distillation, the pureliquid collectedin another vessel is called :
(a) sublimate
(b) distillate
(c) filtrate
(d) none of these

4. Dry common salt can be obtained from itssalt solution, by the process of
(a) decantation (b) winnowing
(c) evaporation
(d) centrifugation

5. Ammonium chloride can be separatedfrom a mixture of ammonium chloride and
common salt by the process of:
(a) sublimation
(b) decantation
(c) filtration
(d) evaporation
​

Answer 1

Answer:

1). evaporation

2). sedimentation

3).none of these

4). evaporation

5). sublimation

Answer 2

Answer:

1.(a)

2.(c)

3(b)

4.(c)

5.(b)