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Q 1/40
Score 0
I. True or False
1. Matter can be classified as pure substance or mixture.
300
False
True
Q 2/40
Score 0
2. Mixtures can be separated by using physical methods.
300
True
False
40 questions
Q.
I. True or False
1. Matter can be classified as pure substance or mixture.
1
300 sec
Q.
2. Mixtures can be separated by using physical methods.
2
300 sec
Q.
3. Heterogeneous mixtures are made up of two or more phases.
3
300 sec
Q.
4. Mixture is a combination of two liquids only.
4
300 sec
Q.
5. Distillate is the clear substance collected after the process of Distillation.
5
300 sec
Q.
6. Mixtures can be in any different forms either solid, liquid, or gas.
6
300 sec
Q.
7. Pure substances are considered chemically pure which either consists of one or two or more atoms combined together.
7
300 sec
Q.
8. Homogeneous comes from the Greek word "homos" and "genes" means same kind.
8
300 sec
Q.
9. Heterogeneous can be classified as colloids or suspension.
9
300 sec
Q.
10. Supersaturated solutions are are difficult to prepare at room temperature.
10
300 sec
Q.
II. IDENTIFICATION
11. Which of the following is an example of of solutions?
11
300 sec
Q.
II. IDENTIFICATION
12. Cheese, mayonnaise and ketchup is an example of what mixture?
12
300 sec
Q.
II. IDENTIFICATION
13. Mixtures that particles are still visible by our naked eye and some can be picked out or separated easily.
13
300 sec
Q.
II. IDENTIFICATION
14. It is the mixture with a combination of soluble and insoluble materials.
14
300 sec
Q.
II. IDENTIFICATION
15. Which of the following is an example of Colloid whose Dispersing material is liquid and dispersing medium is solid?
15
300 sec
Q.
II. IDENTIFICATION
16. It is the substances that is broken down or being dissolve and has a smaller amount or quantity.
16
300 sec
Q.
II. IDENTIFICATION
17. Type of solution that more solute are being dissolves.
17
300 sec
Q.
II. IDENTIFICATION
18. Which of the following is an example of colloids?
18
300 sec
Q.
II. IDENTIFICATION
19. Which or the following is an examples of heterogeneous mixtures?
19
300 sec
Q.
II. IDENTIFICATION
20. A material which traps the dispersed materials is called?
20
300 sec
Q.
III. SENTENCE COMPLETION
21. In process of decantation you have to gently pouring the liquids and leaving the ______________ sediments behind.
21
300 sec
Q.
III. SENTENCE COMPLETION
22. You may easily separate metal by non-metals by using _______________.
22
300 sec
Q.
III. SENTENCE COMPLETION
23. You may easily choose ripe banana to unripe ones using _______________
23
300 sec
Q.
III. SENTENCE COMPLETION
24. To identify or classify the components of a certain material done by process of chromatography they uses a _______________
24
300 sec
Q.
III. SENTENCE COMPLETION
25. In a process of ____________ solid solute has been dissolved in a liquid solvent can be separated.
25
300 sec
Q.
IV. MULTIPLE CHOICE
26. Which methods in separating mixture is applicable for "rinsing of rice before cooking"?
26
300 sec
Q.
IV. MULTIPLE CHOICE
27. Martini is in a jungle for trekking and run out of drinking water, luckily she found a deep well with potable water. Using dipper she get some water and use a clean cotton cloth to transfer it in her bottle before she drink it. What method of separating mixtures do martini applied?
27
300 sec
Q.
IV. MULTIPLE CHOICE
28. In baking, What process of separating mixture is needed to mix all the dry ingredients like baking flour, baking powder, yeast, pinch of salt and granulated sugar using a sifter?
28
300 sec
Q.
IV. MULTIPLE CHOICE
29. What methods of separating mixtures do a construction worker possess in separating the fine sand to coarse ones using a sieve?
29
300 sec
Q.
IV. MULTIPLE CHOICE
30. You wanted to choose your favorite color of candy in your candy jar. What method you have to apply?
30
300 sec
Q.
IV. MULTIPLE CHOICE
31. You wanted to separate the "salt particles" on your salt solution sample. What method you have to conduct?
31
300 sec
Q.
IV. MULTIPLE CHOICE
32. To separate the chalk powder in water solution you need to apply the method of?
32
300 sec
Q.
IV. MULTIPLE CHOICE
33. For you to get a purified water from sea water you need to apply the method of?
33
300 sec
Q.
IV. MULTIPLE CHOICE
34. It is a process of separating mixtures that uses a specialized paper to separate the composition of a solution, which most scientist used for water analysis to determine pH level.
34
300 sec
Q.
IV. MULTIPLE CHOICE
35. It is the process of separating metals to non metals which is mainly used by various junk shops.
35
300 sec
Q.
IV. MULTIPLE CHOICE
36. It is the method allowi wind to blow the unwanted particles out by grains to remove chaff.
36
300 sec
Q.
IV. MULTIPLE CHOICE
37. It is the process of gas or steam when being cooled turns into water vapor.
37
300 sec
Q.
IV. MULTIPLE CHOICE
38. It is the process of removing the sediments or solid particles in a solution.
38
300 sec
Q.
IV. MULTIPLE CHOICE
39. Jellies are colloids whose phases of materials are?
39
300 sec
Q.
IV. MULTIPLE CHOICE
40. Sol like paints are colloids which phase materials are
