MIXTURE QUIZ

Which process is appropriate in purifying water?

• centrifugation

• condensation

• distilation

• filtration

Which process is appropriate in separating blood into its components?

• centrifugation

• filtration

• homogenization

• precipitation

When a person's kidneys are not functioning well, their blood is not properly cleaned of excess minerals and wastes. Therefore, the person needs to undergo ______ which will help cleanse their blood.

• dialysis

• filtration

• homogenization

• kidney transplant

What process is used to clean up polluted air?

• dialysis

• filtration

• homogenization

• electrostatic precipitator

When cow's milk is still fresh and unprocessed, it is a _____ because _________.

• suspension; milk fat eventually settles at the bottom of the container

• colloid; it stays homogeneous and consistent even after days in the refrigerator

• solution; milk fat is completely dissolved in water

• mix of immiscible liquids; fatty cream separates on top of the milk

Can homogenized milk still be made into nonfat milk? If yes, how?

• Yes. By leaving it undisturbed, fatty cream will float on top.

• Yes, by centrifugation, using a cream separator machin

• Yes, by filtration

• No. It is now a homogeneous solution.

Which is an example of physical manipulation as one way of separating mixture?

• boiling water

• evaporating liquid

• letting water pass through a fine cloth

• picking tiny stones from the rice grains

What way of separating mixtures is done when you separate the vegetables that

you do not eat from a bowl of garden salad?

• decantation

• filtration

• picking

• sedimentation

What method is used to separate fine sand from rocks in the mixture of sand and

gravel?

• condensation

• decantation

• evaporation

• sieving

Mrs. Alinghawa wanted to bake a cake for the birthday of her son. She found out

that the flour she will be using mixed up with some dried seeds. What do you

think she will use to separate the mixtures?

• towel

• filter paper

• filter cloth

• strainer with small holes