Sci. Quiz_Std.-4 L-1, 4, 6, and 10

   Young children need more __________ food than adults because they are still growing.

• protein-rich

• fat_rich

• carbohydrate-rich

• vitamin-rich

Digested food can pass through the walls of small intestine into ________________.

• blood

• stomach

• body

• large intestine

A diet that has food items from all the food groups, and in the right amount is called a ______________________.

• balanced diet

• balancd diet

• balanced deit

• balanced dite

In a solution of sugar and water, ____________ is the solute and __________ is the solvent.

• solvent, solute

• sugar, water

• salt, water

• water, sugar

Salt can be separated from salt solution by ________________.

• filtration

• evaporation

• condensation

• melting

Solid changing into liquid on heating

• Condensation

• Melting

• Evaporation

• Freezing

Liquid changing into solid on cooling

• Condensation

• Melting

• Evaporation

• Freezing

Gas changing into liquid on cooling

• Condensation

• Melting

• Evaporation

• Evaporation

Liquid changing into gas on heating

• Condensation

• Melting

• Evaporation

• Freezing

Which of the following is not soluble in water?

• Sugar              

• Sand                

• Common salt

• Food colour