1. A Researcher Who Is Performing An Experiment Changes Oaly One Va…
1. A researcher who is performing an experiment changes oaly one variable at a time and keeps other factors constant This is known as ________.
A. Analyzing B. Fair testing C. Observing D. Predicting
2. Which of the following is an indispensable feature of an experiment?
A. A control setup C. A table/graph of the experimental data
B. Mathematical computations D. An application of the generalization in daily life
3. Which of the following statements best describes formulating a hypothesis?
B. A learner’s experiment proved that centipede moves away from light.
A. He wondered if banana leaves can be prepared as plant indicator.
C. My cousin said,” If I will fertilize my chichirica plant it will bear flowers.” D. A five-year-old child asked her mother,”What makes the taste of unripe mango sour”?
4. A learner obtained bacteria from the mouth and placed them on petri dishes. She placed 3 drops of different mouthwashes on bacteria in each petri dish. Which of the steps of scientific method is being demonstated?
A State the problem C. Formulate a hypothesis
B. Gather information D. Test the validity of a hypothesis through an experiment
5. Hypothesis : educated guess Conclusion: _______
A. State the problem; C. Test the validity of the hypothesis
B. Learn about the problem, D. A generalization about the result of the experiment.
6. My cousin said,” If I will fertilize my chichirica plant it will bear flowers”. What will I do to prove what she said?
A Just observe: C. Test the validity of her hypothesis through an experiment,
B. Ask about the hypothesis; D. Both statements A and B only.
[tex]\huge{Answer:}[/tex]
1. A researcher who is performing an experiment changes oaly one variable at a time and keeps other factors constant This is known as ________.
B. Fair testing
[tex] \\ [/tex]
2. Which of the following is an indispensable feature of an experiment?
C. A table/graph of the experimental data
[tex] \\ [/tex]
3. Which of the following statements best describes formulating a hypothesis?
C. My cousin said,” If I will fertilize my chichirica plant it will bear flowers.“
[tex] \\ [/tex]
4. A learner obtained bacteria from the mouth and placed them on petri dishes. She placed 3 drops of different mouthwashes on bacteria in each petri dish. Which of the steps of scientific method is being demonstated?
D. Test the validity of a hypothesis through an experiment
[tex] \\ [/tex]
5. Hypothesis : educated guess Conclusion: _______
C. Test the validity of the hypothesis
[tex] \\ [/tex]
6. My cousin said,” If I will fertilize my chichirica plant it will bear flowers”. What will I do to prove what she said?
D. Both statements A and B only.
[tex] \\ \\ [/tex]
[tex]\huge{Advance:}[/tex]
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❤️God bless you always❤️
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