Definitions

Question 1

Interdependency

Answer 1

A relationship in which both parties depend on each other for something

Question 2

Interaction

Answer 2

A relationship in which two parties affect each other

Question 3

Photosynthesis

Answer 3

The process by which plants make their own food

Question 4

Chlorophyll

Answer 4

The pigment that gives plants their green color

Question 5

Pigment

Answer 5

A substance that gives color to something

Question 6

By-product

Answer 6

Something produced in addition to the main product

Question 7

Ecology

Answer 7

The study of the relationships in an ecosystem

Question 8

Population

Answer 8

A group of organisms of the same species that live in a defined area and are able to breed freely

Question 9

Species

Answer 9

A group of similar organisms that produce fertile offspring when breeding with each other

Question 10

Ecosystem

Answer 10

An integrated system of biotic and abiotic factors

Question 11

Biosphere

Answer 11

The largest ecological unit on earth

Question 12

Humus

Answer 12

Organic matter in soil

Question 13

Loam

Answer 13

A combination of different soil types

Question 14

Aspect

Answer 14

The direction that the slope faces

Question 15

Producers

Answer 15

Organisms that make their own food

Question 16

Consumers

Answer 16

Organisms that feed on other organisms

Question 17

Herbivores

Answer 17

Animals that eat plants

Question 18

Carnivores

Answer 18

Animals that eat other animals are called carnivores

Question 19

Predators

Answer 19

Actively hunt and kill other animals

Question 20

Scavengers

Answer 20

Animals that eat animals that other animals that are already dead

Question 21

Carrion

Answer 21

Meat on the carcass of a dead animal

Question 22

Insectivorous

Answer 22

Feed on insects

Question 23

Omnivores

Answer 23

Both eat plants and animals

Question 24

Decomposers

Answer 24

Breakdown dead plant and animal material and return nutrients to the soil

Question 25

Autotroph

Answer 25

An organism that can produce it's own food

Question 26

Heterograph

Answer 26

An organism that can not make it own food and feeds on other organisms

Question 27

Excreta

Answer 27

Waste material that is produced by consumers

Question 28

Mimicry

Answer 28

When a harmless animal copies a dangerous organism so that a predator doesn't eat it

Question 29

Alien species

Answer 29

Animals and plants that do not naturally occur in a particular environment

Question 30

Atom

Answer 30

The basic unit of a chemical element

Question 31

Particle

Answer 31

A minute portion of matter

Question 32

Nucleus

Answer 32

Central region of the atom

Question 33

Protons

Answer 33

Positively charged particles

Question 34

Neutrons

Answer 34

Neutral particles

Question 35

Nucleons

Answer 35

Collective name for protons and neutrons found in the nucleus

Question 36

Electrons

Answer 36

Negatively charged particles

Question 37

Diatomic molecule

Answer 37

A molecule composed only of two atoms of the same element

Question 38

Compound

Answer 38

A material that is made up of two or more different elements chemically bonded

Question 39

Diffusion

Answer 39

A process in which particles of liquids or gas moves from a highly concentrated area to an area with a lower concentration of particles