Properties of Water

What is the polarity of water?

• Nonpolar

• Partially polar

• Completely polar

• Depends on temperature

Why is water considered an excellent solvent?

• It can dissolve any substance

• It can dissolve nonpolar substances

• It can dissolve polar and ionic substances

• It cannot dissolve anything

What property of water helps in regulating temperature in the environment?

• High heat capacity

• High heat of vaporization

• Cohesive and adhesive properties

• Less density as a solid

How does water help in cooling the body through sweating?

• By absorbing body heat and releasing it into the atmosphere

• By converting into steam and escaping the body

• By reducing the body's metabolic rate

• By increasing blood circulation

What is responsible for the surface tension of water?

• Adhesive forces

• Cohesive forces

• Gravity

• Temperature

What property of water allows it to stick to substances other than itself?

• Cohesion

• Adhesion

• Evaporation

• Condensation

Why does ice float on water?

• Ice is denser than liquid water

• Ice is less dense than liquid water

• Ice has the same density as liquid water

• Ice is not affected by density

What substances can water dissolve?

• Only polar substances

• Only nonpolar substances

• Both polar and nonpolar substances

• Neither polar nor nonpolar substances

What property of water allows nutrients to be transported against gravity in plants?

• High heat capacity

• High heat of vaporization

• Cohesive and adhesive properties

• Less density as a solid

What is the most abundant component of cells, except for bone tissues and enamel?

• Minerals

• Cytoplasm

• Biochemical reactions

• Water