Directions: Read each question carefully. Then choose the letter of the correct
answer. Write letter only on a separate sheet of paper.
1. Which of the following mixtures is an example of heterogeneous mixture?
A. Coke B. Oil and water C. Sugar and water D. Coffee mixed in water
2. Your teacher asks you to give an example of homogeneous mixture. Which of the
following will you tell her?
A Coffee B. Fruit Salad C. Pinakbet
D. Vegetable Salad
3. Soil is a complex mixture of minerals, water, air, decayed plants and animals and
small rocks. Is soil a heterogeneous mixture? Why or why not?
A. Yes, because soil is a mixture.
B. No, because I can see the components.
C. No, because I cannot identify the components.
D. Yes, because I can identify the components of the soil.
4. It is the process for the separation of mixtures of immiscible liquids or of a liquid and
a solid mixture such as a suspension.
A. Sieving
B. Filtering
C. Decantation
D. Evaporation
5. What is the difference between solutions and colloids?
A. Solutions are mixtures while colloids are not.
B. Solutions are heterogeneous mixture while colloids are homogeneous mixture.
C. Solutions are homogeneous mixture having two or more components uniformly
distributed while colloids are homogeneous mixtures wherein the component
particles are bigger than those in the solution.
D. Solutions are homogeneous mixture where its components can be clearly
distinguished from each other while colloids are heterogeneous mixture where
its components cannot be clearly distinguished from each other.
6. Which of the following statement is true about suspension?
A. Suspension is not a mixture.
B. Suspension is a homogeneous mixture.
C. Suspension has the same characteristics with solution.
D. Suspensions are heterogeneous mixtures where components can be clearly
distinguished from each other and are large enough to be seen without the
microscope.
7. As you eat, what do you think will happen to the food as it reaches to the stomac
A. Nothing. No digestion occurs in the stomach.
B. The food moves quickly into the small intestine.
C. Juices mix with the food and stomach muscles squeeze it.
D. The food is completely digested and is absorbed by tiny blood vessels int
wall of the stomach.
Which of the following statement best describe about the digestive system?
A. The body's breathing system C. The body's food-processings
B. The body's system of nerves
D. The body's blood-transporting​