Chapter 1: A view of life

Question 1

Biology

Answer 1

the study of living things

Question 2

Living Environment

Answer 2

interaction between the living things in the environment and the non-living things in the environment

Question 3

Atom

Answer 3

smallest unit of an element composed of electrons, protons, and neutrons

Question 4

Molecule

Answer 4

union of two or more atoms of the same or different elements

Question 5

Organelles

Answer 5

“little organs” structures found in cells that carry out the basic functions for the cell to live

Question 6

Cell

Answer 6

the structural and functional unit of all living things

Question 7

Unicellular organism

Answer 7

a cell that lives independently

Question 8

Multicellular organism

Answer 8

similar cells combine to form an organism

Question 9

Simple multicellular organism

Answer 9

volvox

Question 10

Complex multicellular organism

Answer 10

human

Question 11

Tissue

Answer 11

a group of cells with a common structure and function

Question 12

Organ

Answer 12

composed of tissues functioning together for a specific task

Question 13

Organ system

Answer 13

composed of several organs working together

Question 14

Organism

Answer 14

an individual living thing

Question 15

Population

Answer 15

organisms of the same species in a particular area

Question 16

Community

Answer 16

interacting populations in a particular area
(only living things)

Question 17

Ecosystem

Answer 17

a community plus the physical environment

Question 18

Biosphere

Answer 18

regions of the Earth’s crust, waters and atmosphere inhabited by living things

Question 19

Living things are______________and contain many complex chemical substances

Answer 19

highly organized

Question 20

Living things are made up of_____________(unicellular, mulitcellular)

Answer 20

one or more cells

Question 21

Living things use___________ (cellular respiration, photosynthesis)

Answer 21

energy

Question 22

Living things have___________and limited size

Answer 22

definite

Question 23

Living things_______

Answer 23

grow

Question 24

Living things___________to changes in the environment

Answer 24

respond

Question 25

Living things are able to__________(asexually, sexually)

Answer 25

reproduce

Question 26

Groups of living things can_________

Answer 26

change

Question 27

modifications that make organisms suited to their way of life

Answer 27

Adaptations

Question 28

a species can serve as a common ancestor to several species, each adapted to a particular set of environmental conditions

Answer 28

Evolution

Question 29

Charles Darwin's theory that organisms become modified over time

Answer 29

Natural Selection

Question 30

the things an organism does to stay alive

Answer 30

Life Processes

Question 31

when an organism takes materials from its external environment and changes them into forms it can use

Answer 31

Nutrition

Question 32

the taking in of food from the environment

Answer 32

Ingestion

Question 33

the breakdown of complex food materials into simpler forms

Answer 33

Digestion

Question 34

makes its own food

Answer 34

Autotroph

Question 35

get its food from an animal or a plant

Answer 35

Heterotroph

Question 36

the process by which organisms get energy from food

Answer 36

Cellular Respiration

Question 37

the capacity to do work

Answer 37

Energy

Question 38

the process by which an organism gets rid of waste products

Answer 38

Excretion

Question 39

the movement of materials through an organism (ex, circulatory system- blood, RBC's, WBC's platelets, plasma)

Answer 39

Transport

Question 40

when organisms combine simple substances chemically into more complex sentences

Answer 40

Synthesis

Question 41

the process by which living organisms increase in size

Answer 41

Growth

Question 42

all of the activities that help to maintain an organism's homeostasis

Answer 42

Regulation

Question 43

the process by which living things produce new organisms of their own kind

Answer 43

Reproduction

Question 44

a single organism produces an exact replica of itself

Answer 44

Asexual

Question 45

two parents combine genetic material to form offspring

Answer 45

Sexual

Question 46

all chemical reactions occurring within a living organism fall under this process

Answer 46

Metabolism

Question 47

an educated or possible explanation for the proposed question using indicative reasoning

Answer 47

Hypothesis

Question 48

when a scientist uses creative thinking to combine isolated fats into a cohesive whole

Answer 48

Inductive reasoning

Question 49

the part of the experiment where tests and trials are done to support or refute a hypothesis

Answer 49

Experimental group

Question 50

the effects of one single factor

Answer 50

Variable

Question 51

the variable the scientist changes

Answer 51

Independent Variable

Question 52

what happens as a direct result of changing the independent variable

Answer 52

Dependent Variable

Question 53

conditions that must remain the same between the experimental group and the control group

Answer 53

Control Variables