Direction: Read the passages given below and answer the questions…

MCQ

Direction: Read the passages given below and answer the questions that follow Passage.

Which of the following represents $'D':$

✓

Answer

Correct option: C.

Dissolving salt in water.

It is a physical change and salt can be obtained from salt water solution by evaporation and hence it is a reversible change.

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Directions: Read the following two statements carefully and choose the correct option.

If the solid dissolve in liquid, then decantation process can be used to separate them.
Oil and water solution can be separated by decantation.

DIRECTIONS: Read the passage$(s)$ given below and answer the questions that follow. Passage $- 4$ On the basis of given information answer the questions given below: Notebook, glass, pencil, cement, gravel, wooden bowl, brick, ink, silver bracelet, gold coin. Number of things made up of paper are ____.

DIRECTIONS: Read the following three statements carefully and choose the correct option.
$(i)$ Sand and sugar floats on water.
$(ii)$ Properties of plastics are different from metals.
$(iii)$ Metals are non-lustrous materials.