1. What step in the process of scientific investigation does reading books and other sources of information classified?
D. reviewing literature
A. experimenting
C. interpreting
B. hypothesizing
2. If the hypothesis made by the scientist is false, to which step does he or she must go back to?
A. analysis of result
B. conduct of experiment
C. drawing of conclusion
D. formulation of hypothesis
3. Which of the following statements describes hypothesis?
A. It is an observation about nature using five senses.
B. It is part of an experiment that uses charts and tables.
C. It is a theory proven to be correct by using the scientific method.
D. It is a testable, educated guess to the possible answer to a question.
4. You want to know which location in your house the monggo plant will grow best. Each plant has the same pot size, type of soil, and amount of water. You placed one on the yard, one by the kitchen and another in your living room. In the two variables; plant location and growth of the plant, which one is the independent variable?
A. plant location
B. growth of plant
C. both
D. none of the above
5. Science process skills are the basic skills used in experiments or solving problem. Which of the following actions is NOT categorized as science process skill?
A. inferring
B. gardening
C. measuring
D. predicting
6. A researcher conducts an experiment to determine the temperature at which a certain bacteria would grow best. What would be the independent variable?
A. temperature
B. growth of bacteria
C. type of bacteria
D. amount of bacteria
7. A researcher conducts an experiment to determine the temperature at which a certain bacteria would grow best. What would be the dependent variable?
A. temperature
B. growth of bacteria
C. type of bacteria
D. amount of bacteria
8. Prince wanted to know the answer to a certain question and wanted to use the scientific method. However, he did not test his hypothesis because he thinks that the answer is already too obvious. How do you think will this affect his conclusion?
A. His conclusion will be accepted since he noticed that the answer is too obvious.
B. His conclusion will be accepted but it has to be revised based on what he observed.
C. His conclusion will not be accepted since he did not test the hypothesis due to obvious answer.
D. His conclusion will not be accepted unless revisions will be made by Prince according to his observation.
9. What is the term used to describe substances that cannot be decomposed into two or more simpler substances by chemical means?
A. pure substances
B. compounds
C. elements
D. molecules
10. Approximately, how many elements are presently known and recorded in the periodic table of elements?
A. 116
B. 117
C. 118
D. 119
