Question

chapter vocabulary review
for questions 1 - 8, complete each statement by writing the correct word.

1. the act of noticing and describing events or processes in a careful, orderly way is called

1. the information gathered during an experiment is called

1. a(n) is a logical interpretation based on what scientists already know.
2. a(n) is a scientific explanation for a set of observations that can be tested in ways that support or reject it.
3. a(n) is a well - tested explanation that unifies a broad range of observations and hypotheses.
4. in reproduction, the new organism has a single parent.
5. a(n) is a signal to which an organism responds.
6. is an organized way of gathering and analyzing evidence about the natural world.

for questions 9 - 17, write the letter of the definition that best matches each term on the line provided.
term

1. biology
2. bias
3. homeostasis
4. metabolism
5. dna
6. control group
7. independent variable
8. dependent variable
9. biosphere

definition
a. in an experiment, the group exposed to the same conditions as the experimental group except for one independent variable
b. the study of life
c. living things maintaining a relatively stable internal environment
d. a molecule containing the universal genetic code
e. a point of view that is personal rather than scientific
f. a living planet
g. the combination of chemical reactions through which an organism builds up or breaks down materials
h. in an experiment, the variable that is manipulated
i. in an experiment, the responding variable

Explanation:

1. Observation is the act of carefully noticing and describing events or processes.
2. Data is the information gathered during an experiment.
3. Inference is a logical interpretation based on prior - knowledge.
4. Hypothesis is a testable scientific explanation for a set of observations.
5. Theory is a well - tested explanation that unifies a broad range of observations and hypotheses.
6. In asexual reproduction, the new organism has a single parent.
7. Stimulus is a signal to which an organism responds.
8. Science is an organized way of gathering and analyzing evidence about the natural world.
9. Biology is the study of life (B).
10. Bias is a personal point of view rather than scientific (E).
11. Homeostasis is living things maintaining a relatively stable internal environment (C).
12. Metabolism is the combination of chemical reactions through which an organism builds up or breaks down materials (G).
13. DNA is a molecule containing the universal genetic code (D).
14. Control group is in an experiment, the group exposed to the same conditions as the experimental group except for one independent variable (A).
15. Independent variable is in an experiment, the variable that is manipulated (H).
16. Dependent variable is in an experiment, the responding variable (I).
17. Biosphere is a living planet (F).

Answer:

1. Observation
2. Data
3. Inference
4. Hypothesis
5. Theory
6. Asexual
7. Stimulus
8. Science
9. B. the study of life
10. E. a point of view that is personal rather than scientific
11. C. living things maintaining a relatively stable internal environment
12. G. the combination of chemical reactions through which an organism builds up or breaks down materials
13. D. a molecule containing the universal genetic code
14. A. in an experiment, the group exposed to the same conditions as the experimental group except for one independent variable
15. H. in an experiment, the variable that is manipulated
16. I. in an experiment, the responding variable
17. F. a living planet