1. The following are all steps in the scientific method EXCEPT: *
a. Statement of the problem
b. Cite application
c. Test the hypothesis
d. Make a conclusion
2. Which of the following statement is NOT a characteristic of a solution? *
a. It is a uniform mixture.
b. It can scatter beams of light.
c. The solute particles cannot be filtered.
d. The solute and solvent particles are not visible to the naked eyes.
3. This substance can be taken by persons with anemia because they lack iron in their body, it can also help the person to recover from tiredness, apathy and lack of interest. *
a. Sodium chloride
b. Monosodium glutamate
c. Sodium bicarbonate
d. Ferrous sulfate
4. Which of the following statement describe the similarities of elements and compounds? *
a. Elements and compounds are both one phase and pure substances.
b. Elements and compounds are both listed in the periodic table.
c. Elements and compounds are both mixtures.
d. Elements and compounds can both be broken down by physical means
5. What skill is shown when Sally listens to the sounds that a cat makes? *
a. Drawing conclusions
b. Interpreting data
c. Making observations
d. Making hypothesis
6. Which of the following statements is an inference or interpretation? *
a. Unripe banana is color green.
b. Ripe banana has a sweetish odor.
c. The sweetness of banana depends on its variety.
d. The ripening of banana involves a chemical change.
7. A substance that is dissolved in another substance is called? *
a. Solution
b. Solvent
c. Solute
d. Compound
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Answer:
1.B.
2.D
3.A.
4.C.
5.C.
6.D
7.B.