1. Homogenous mixtures are also called . A. colloid B. solution C. suspension D. none of these

2. Why is a solution homogeneous? A. It is usually liquid. B. It contains a solute and solvent. C. It can be diluted or concentrated. D. Its components are distributed evenly in all proportions. .

3. Which of the following choices below is NOT a homogeneous mixture? A. salt and water B. sand and water C. sugar and water D. alcohol and water

4. Which of the following properties does NOT describe a solution?
A. clear
B. homogeneous
C. can pass through filter paper
D. can be separated by physical means

5. Which one is NOT an example of solution?
A. Alloy B. Brewed coffee C. Milk D. Wine

6. What type of matter is composed of two or more elements which are chemically combined?
A. compound B. mixture C. suspension D. solution

7. Which of the following mixtures CANNOT be filtered?
A. halo-halo B. Fruit salad C. saltwater D. soup

8. One characteristic of a substance is it has a definite and unchanging chemical composition. The following are examples of a substance EXCEPT
A. carbon dioxide B. ice cream C. salt D. water

9. Which of the following is NOT an example of a compound?
A. NaCl B. H2O C. NH3 D. He

10. Which of the following statements does NOT describe a compound?
A. They are unique substances.
B. They are always homogeneous in nature.
C. It can only be separated by chemical means.
D. They are formed by physically mixing two or more substances.

11. Which of the following statements DOES NOT describe a mixture?
A. It can be separated by physical separation method.
B. They are both homogeneous and heterogeneous in nature.
C. It can have a varied composition of the substances forming it.
D. They are formed chemically by combining two or more elements

12. Which is the best way to separate salt from saltwater?
A. let the water evaporate
B. use filter paper to trap the salt
C. use a magnet to attract the salt
D. use tweezers to pick out the salt

13. Which among the statements about mixture is FALSE?
A. A mixture can be separated.
B. All mixtures are food or drink.
C. A mixture contains more than one ingredient.
D. The ingredients of a mixture keep their physical properties.

14. Which of the materials below can be used to separate the mixture of iron filings and sugar?
A. magnet
B. stirring rod
C. spoon
D. water

15. There are some antibiotics that need to be shaken before use. Which type of mixture do they belong?
A. colloid
B. solution
C. suspension
D. homogenous​