Unit 19&18

Question 1

And individual living thing; examples: a mouse, and ant, a mountain lion.

Answer 1

Organism

Question 2

A group of similar organisms that can be interbred in produce fertile offspring

Answer 2

Species

Question 3

Organisms of the same species that live in the same place and at the same time

Answer 3

Population

Question 4

Different populations of different species that live in the same place at the same time

Answer 4

Community

Question 5

A community of living organisms plus their nonliving environment

Answer 5

Ecosystem

Question 6

The living organisms in an ecosystem

Answer 6

Biotic factors

Question 7

Nonliving parts of an ecosystem; examples: rocks, soil, air, water

Answer 7

Abiotic factors

Question 8

All of the combined ecosystems of the world where organisms can live

Answer 8

Biosphere

Question 9

And organisms roll on its environment

Answer 9

Niche

Question 10

The place where an organism lives

Answer 10

Habitat

Question 11

An animal that eats plants

Answer 11

Herbivore

Question 12

An animal that catches and eats another animal

Answer 12

Predator

Question 13

An animal that is subject to being caught and eaten by another animal

Answer 13

Prey

Question 14

An animal that eats only meat

Answer 14

Carnivore

Question 15

An animal that eats both plants and animals

Answer 15

Omnivores

Question 16

The conflict between organisms when they try to use the same resources at the same time

Answer 16

Competition

Question 17

The idea that two different species compete for the same resources, one will survive and the other will not

Answer 17

Competition exclusion

Question 18

Relationship among members of a population that helps one another; example: hunting as a pack

Answer 18

Cooperation

Question 19

The relationship between two species that live closely together

Answer 19

Symbiotic relationship

Question 20

A symbiotic relationship in which both species benefit

Answer 20

Mutalism

Question 21

A symbiotic relationship in which one species benefits and the other is neither helped nor harmed

Answer 21

Commensalism

Question 22

A symbiotic relationship which one species benefits but the other is harmed

Answer 22

Parasitism

Question 23

An organism that gets its nutrients by feeding on other living organisms

Answer 23

Parasite

Question 24

An organism on which a parasite feeds

Answer 24

Host

Question 25

Organism that makes it's own food usually by using energy from the sun

Answer 25

Autotroph/producer

Question 26

Organism that cannot make its own food and musket energy by eating producers are other consumers

Answer 26

Heterotroph/consumer

Question 27

A consumer that eats producers usually plans

Answer 27

Primary consumer

Question 28

A consumer that eats a primary consumer

Answer 28

Secondary consumer

Question 29

Consumer that eats a secondary consumer

Answer 29

A tertiary consumer

Question 30

Organism that eats dead or decaying organisms

Answer 30

Decomposer/saprotroph

Question 31

A simple representation of how energy is passed from a producer to a consumer

Answer 31

Food chain

Question 32

A more complex representation of how energy is passed from producers to consumer's in an ecosystem

Answer 32

Food web

Question 33

Each step in a food chain that represents how many times energy has been transferred from one organism to the next

Answer 33

Trophic level

Question 34

A representation in the shape of a pure amid that shows how energies passed from one trophic level to the next

Answer 34

Energy Pyramid

Question 35

Animal at the top of a food chain; usually a carnivore that has no natural predators.

Answer 35

Top consumer/top predator

Question 36

The part of the earth where living organisms are found

Answer 36

Biosphere

Question 37

The cycles that love water, carbon, oxygen, and nitrogen through living and no living parts of an ecosystem

Answer 37

Biogeochemical cycles

Question 38

Water that travels from the atmosphere to the ground

Answer 38

Precipitation

Question 39

The evaporation of water from the leaves

Answer 39

Transpiration

Question 40

A plant process that uses energy from the sun to convert carbon dioxide into carbohydrates

Answer 40

Photosynthesis

Question 41

Different types of sugars made by plants

Answer 41

Carbohydrates

Question 42

Process used by all living organisms that uses energy from carbohydrates and releases carbon dioxide into the atmosphere

Answer 42

Cellular respiration

Question 43

The burning of fossil fuels

Answer 43

Combustion

Question 44

A type of bacteria found living in the soil or not on root nodules; convert nitrogen gas into ammonia

Answer 44

Nitrogen fixing bacteria

Question 45

A process that converts nitrogen gas into ammonia

Answer 45

Nitrogen fixation

Question 46

A process that converts ammonia into nitrates and nitrites

Answer 46

Nitrification

Question 47

A process that converts nitrates in the soil back into atmospheric nitrogen gas

Answer 47

Denitrification

Question 48

The Study of living things as interact with their environment.

Answer 48

Ecology