Ch 1 Key Terms

Question 0

Theory

Answer 0

General set of principles supported by evidence

Question 1

Science

Answer 1

Body of knowledge and a process or method

Question 2

Hypothesis

Answer 2

Tentative testable explanation for something observed

Question 3

Scientific method

Answer 3

Observation leads to the formulation of a question about the natural world

Question 4

Methodological naturalism

Answer 4

Can only use natural events,systems,ideas, to progress with scientific inquiry

Question 5

Hypothetical deductive method

Answer 5

Deduce which hypothesis is correct based on experimentation

Question 6

Induction

Answer 6

Broad generalizations from a few examples

Question 7

Evolution

Answer 7

Gradual modification of populations of organisms over time

Question 8

Cell

Answer 8

Basic unit of all living things

Question 9

Organelle

Answer 9

Internal compartments where chemical reactions occur

Question 10

Adaption

Answer 10

Evolutionary change via natural selection

Question 11

Anabolism

Answer 11

Harvesting energy and building complex materials

Question 12

Autotrophic

Answer 12

Organelle harvests energy through sunlight

Also called producers

Question 13

Catabolism

Answer 13

Breaking down of molecules

Question 14

Communities

Answer 14

Populations of different organisms that live in the same habitat

Question 15

Consumers

Answer 15

Heterotrophic organisms have to eat others for food

Question 16

Cytoplasm

Answer 16

Region of cell inside plasma membrane outside of nucleus

Question 17

Decomposers

Answer 17

Saprotrophic organisms eat dead organisms

Question 18

Ecosystems

Answer 18

Community of living things and the physical environment in which they interact

Question 19

Entropy

Answer 19

Tendency of things to lose organization

Question 20

Homeostasis

Answer 20

All organisms are able to maintain consistency

Question 21

Irritability

Answer 21

Responses that occur immediately as well as ones that occur slowly

Question 22

Metabolic reactions

Answer 22

All the chemical reactions that occur in an organism

Question 23

Organs

Answer 23

Differ tissues join together in a multi cellular organism

Question 24

Organ systems

Answer 24

Organs work with other organs to carry out complex metabolic processes

Question 25

Populations

Answer 25

Organisms often living together

Question 26

Reproduction

Answer 26

SSex

Question 27

Tissues

Answer 27

Cells joining together

Question 28

Control group

Answer 28

All variables are held constant

Question 29

Experimental group

Answer 29

Single variable is changed and observed

Question 30

Theory leads to a law

Answer 30

Go pack go

Question 31

Null

Answer 31

No change in original conditions with intro of independent variable