Biology Vocabulary Lesson 1

Question 1

process of noticing and describing events or processes in a careful, orderly, way

Answer 1

observation

Question 2

a logical interpretation based on prior knowledge and experience

Answer 2

inferencepossible

Question 3

explanation for a set of observations or possible answer to a scientific question

Answer 3

hypothesis

Question 4

experiment in which only one variable changed

Answer 4

controlled experiment

Question 5

factor in a controlled experiment that is deliberately changed; also called manipulated variable

Answer 5

independent variable

Question 6

variable that is obvserved and that changes in response to the independent variable; also the responding variable

Answer 6

dependent variable

Question 7

group in an experiment that is exposed to the same conditions as the experimental group except for one independent variable

Answer 7

control group

Question 8

evidence; information gathered from observations

Answer 8

data

Question 9

well tested explanation that unifies a broad range of observations and hypotheses, and enables scientists to make accurate predictions about new situations

Answer 9

theory

Question 10

a particular preference or point of view that is personal rather than scientific

Answer 10

bias

Question 11

scientific study of life

Answer 11

biology

Question 12

genetic material that organisms inherit from their parents

Answer 12

DNA

Question 13

type of reproduction where cells from two parents unite to form the first cell of a new organism

Answer 13

sexual reproduction

Question 14

process of reproduction involving a single parent that results in offspring that are genetically identical to the parent

Answer 14

asexual reproduction

Question 15

the combination of chemical reactions through which an organism builds up or breaks down materials

Answer 15

metabolism

Question 16

signal to which an organism responds

Answer 16

stimulus

Question 17

relatively constant internal physical and chemical conditions that organisms maintain

Answer 17

homeostasis

Question 18

to change overtime

Answer 18

evolve