The document is a test from a Grade 6 Science class in the Philippines. It contains 50 multiple choice questions testing students' understanding of mixtures, solutions, solubility factors, and colloids. The test covers key concepts like distinguishing between homogeneous and heterogeneous mixtures, identifying solvents and solutes, factors that affect solubility, and defining different types of colloidal dispersions like emulsions, foams, and aerosols. It aims to evaluate students' mastery of classifying and describing different states of matter.

1. Republic of the Philippines
Department of Education
Region I
SCHOOLS DIVISION OF ILOCOS NORTE
SAN NICOLAS DISTRICT
BARABAR ELEMENTARY SCHOOL
FIRST PERIODICAL TEST
SCIENCE 6
TABLE OF SPECIFICATION
COMPETENCIES
No. of
Days
% of
Items
No. of
Items
7 Mastery
Skills
COGNITIVE PROCESS
DIMENSIONS
Remembering
Understanding
Applying
Analyzing
Evaluating
Creating
Describe the
appearance and uses of
homogeneous and
heterogenous mixtures
5
20%
10
Think,
Do
1, 3 2, 4 8 5, 7,
9
6,
10
Describe the
appearance and uses of
homogeneous and
heterogenous mixtures:
Identifying Solvent
from Solute
5
20% 10
Think,
Do
15 11, 13,
14, 17,
18, 19
12 16,
20
Describe techniques in
separating mixtures
such as decantation,
evaporation, filtering,
sieving and using
magnet
5
20%
10
Think,
Do
21,2
6,30
22,24,
27,28,
29
25 23
Describe techniques in
separating mixtures
such as decantation,
evaporation, filtering,
sieving and using
magnet
5
20% 10 Think,
Do
33,3
4
31,38,
40
32 35,37
,
39
36
Describe techniques in
separating mixtures
such as decantation,
evaporation, filtering,
sieving and using
magnet
5
20% 10 Think,
Do
42,43,
44,49,
50
41,46
,
48
45,
47
Prepared by: Checked and verified by:
DONA S. LEAÑO DONA S. LEAÑO
Master Teacher I Master Teacher
Approved:
MILAGROS R. LADIA
School Principal II
FIRST PERIDICAL TEST IN SCIENCE 6

2. Name: ____________________________________________________________________
Directions: Read the following and choose the letter of the correct answer.
Write your answer on your answer sheet
1. A mixture in which you can easily distinguish the components.
A. solution B. suspension C. homogenous D. heterogeneous
2. Which of the following is a heterogeneous mixture?
A. mixed nuts B. saltwater C. Coke D. sugar in water
3. The main component in a solution is a ___________.
A. solute B. solvent C. solution D. suspension
4. Which of the following substance is insoluble?
A. sugar B. oil C. salt D. vinegar
5. Mixtures can be homogenous or heterogeneous. A sachet of 3 in 1 coffee
contains coffee, sugar and powdered cream. Thus, making it heterogeneous.
When hot water is being poured into the 3 in 1 mixture, it turned
homogeneous. What idea supports the said occurrence?
A. The components of mixtures when dissolve in hot water cannot be identified
B. The components of mixtures mixed with hot water taste sweet.
C. The components of mixtures form a two-layer liquid.
D. The components of mixtures can be separated.
6. Which of the following are homogeneous mixtures?
A. I and II B. II and III C. IV and V D. I, IV and V
7. Which of the following mixtures is heterogeneous?
A. salt and sugar dissolved in water
B. powdered detergent in a pail of water
C. 3 in 1 coffee dissolved in hot water
D. vegetable salad with dressing
8. Your dad prepared Fruit salad for snack. How will you describe its
ingredients?
A. It is a homogeneous mixture because it was evenly mixed.
B. It is a heterogeneous mixture because its components are visible.
C. It is a heterogeneous mixture because of its uniformity.
D. It is a homogeneous mixture because it is not uniform.
9. Flour mixed with milk is a homogeneous mixture because:
A. you can easily identify its components
B. you can only see the flour
C. the mixture appears one or uniform
D. the mixtures did not mix well
10. Which of the following is a heterogeneous mixture?
I. salt dissolve with water III. Clothes in the basin
II. Blood IV. Books in the shelves
A. I and III B. III and IV C. I and IV D. I and II
11. Which of the following materials can be dissolved?
A. Stone B. salt C. leaf D. cloth
12. If you are going to mix hot water and coffee powder what will happen?
A. The coffee powder will not dissolve in water.
B. The coffee powder will dissolve in water thoroughly.
C. The coffee powder will dissolve in water partially.
D. None of the above
13. This is formed when one substance is dissolved in another substance.
A. solute B. solution C. sols D. aerosol
14. Which of the following materials is a solvent?
A. flour B. acetone C. sugar D. both a and b
15. It is considered as the Universal solvent.
A. sugar B. salt C. water D. pebble
16. Which of the statements/phrase best describes a solution?
A. Solution is formed when one substance dissolves in another substance.
B. Solutions are heterogeneous mixtures.
C. Pizza, halo-halo and fruit salad are examples of a solution.
D. Both B and C
I. Tea with sugar III. Nachos
II. Halo-halo IV. Saltwater V. Air

3. 17. What do you call the materials that cannot be dissolved?
A. insoluble B. soluble C. solute D. solvent
18. What is the solvent in a cup of milk?
A. sugar B. milk powder C. water D. sugar and milk
19. Which of the following substances is an example of a solute?
A. sugar B. water C. vinegar D. soy sauce
20. Choose the correct similarity of a solute and solvent.
A. They are both substance that are being dissolved.
B. They are both substance that dissolves
C. They are both insoluble.
D. They are both in a solution.
21. To make a solution, you need a __________. This is the substance that gets
dissolved.
A. Solvent B. Solute C. Matter D. suspension
22. Which of the following describes solubility?
A. The ability of liquid to change color.
B. The ability of something to dissolve in a liquid
C. The time it takes for something to settle at the bottom of a liquid.
D. The speed of pouring a liquid out of a container.
23. A greater amount of sugar will dissolve in warm water than in cold water.
What is the factor affecting the solubility?
A. Temperature of solvent C. Amount of solute
B. Nature of solute D. Manner of stirring
24. Which of the following does not affect the solubility of solid solutes?
A. Volume of solvent C. Stirring
B. Temperature D. Amount of mixture
25. Solubility is _______ as temperature is increases.
A. Increasing B. Decreasing C. Neutral D. None of these
26. ________ is one of the factors affect solubility and it depends on how fast or
slow mixture is stirred.
A. Manner of stirring C. Temperature
B. Nature of solute D. Volume of solvent
27. It tells about whether the solvent is in liquid, solid or in gas form.
A. Manner of stirring C. Temperature
B. Nature of solute D. Nature of solvent
28. It tells whether the solute is soft or hard, powder or a whole piece.
A. Manner of stirring C. Temperature
B. Nature of solute D. Nature of solvent
29. It tells how hot or cold are the solvents mixed in a mixture.
A. Manner of stirring C. Temperature
B. Nature of solute D. Nature of solvent
30. What is known as the universal solvent?
A. water B. acetone C. vinegar D. soy sauce
31. What type of mixture is a solution?
A. Heterogeneous B. Immiscible C. Homogeneous D. Miscible
32. Joe mixed sugar and water together, what happens to the mixture?
A. It is a uniform mixture
B. It will scatter a beam of light
C. It is stable over time
D. The solute and solvent cannot be distinguished by the naked eye
33. What is the substance that is being dissolved in a solution?
A. Solute B. Solvent C. Mixture D. Concentrator
34. What is the substance that dissolves the other substance in a solution?
A. Solute B. Solvent C. Mixture D. Concentrator
35. In a salt water solution, what substance is considered the solvent?
A. Salt C. Both are Water solvents
B. Water d. Neither substance is a solvent
36. What is NOT an example of a solution?
I. Acetic Acid and water III. Iron and Carbon
II. Sugar and water IV. Soil and Water
A. I and II B. II and III C. III only D. IV only
37. Which of the following is an example of a solid solution?
I. Carbonated water III. Oil and water
II. Steel IV. toothpaste
A. I and II B. II and IV C. II only D. II only

4. 38. Which of the following is an example of a gas solution?
A. Air B. carbon dioxide C. Oxygen D. brass
39. If we put these ingredients in water, which of the following will dissolve in water?
A. Oil B. gasoline C. Salt D. sand
40. Which of these will not form a solution?
A. preparing syrup C. ice and water
B. preparing a cup of coffee D. stirring of sugar in water
41. Which of the following is an example of a colloid?
A. mayonnaise C. cooking oil
B. soft drinks D. bubbles in water
42. What phenomenon occur when dispersed colloid particles scatter light?
A. Tyndall effect C. shaft effect
B. miscible D. immiscible
43. What example of colloid has dispersed solid particles in gas?
A. milk B. smoke C. gelatin D. blood
44. What is the most abundant particle in a colloid?
A. dispersing mediums C. dispersing phases
B. miscible D. immiscible
45. Why is milk categorized as emulsion?
A. because settling cannot separate the components of homogenized
milk.
B. because settling can separate the components of homogenized milk
C. The colloid's particles of milk are larger.
D. The colloid's particles are smaller.
46. Soda pop, whipped cream, and beaten egg whites are examples of what
type of colloids?
A. foam B. Emulsion C. Sol D. Aerosol
47. How would you differentiate a colloid mixture from a solution?
A. The colloid's particles are larger. C. The colloid's particles are smaller.
B. A colloid has a positive charge. D. A colloid has a negative charge.
48. A colloid is a stable combination of particles of one substance that are
dissolved or suspended in a second substance.
A. True B. Maybe C. False D. None of these
49. An _________ is a sol with the continuous phase a gas. Fog is an _________ of
water droplets.
A. aerosol B. emulsion C. sol D. foam
50. An _________ is a sol in which the suspended particles are liquid droplets and
the continuous phase is also a liquid. The 2 phases are immiscible, otherwise a
solution would form.
A. aerosol B. emulsion C. sol D. foam

5. ANSWER KEY SCIENCE
1 D 26 A
2 A 27 D
3 B 28 B
4 B 29 C
5 A 30 A
6 D 31 C
7 D 32 A
8 B 33 A
9 C 34 B
10 B 35 B
11 B 36 C
12 B 37 C
13 B 38 A
14 B 39 C
15 C 40 A
16 A 41 A
17 A 42 A
18 C 43 B
19 A 44 A
20 D 45 A
21 B 46 A
22 B 47 A
23 A 48 A
24 D 49 A
25 A 50 B