Ch 2 Test

Question 0

Non living parts if an organisms environment, ex: air, temp, light

Answer 0

Abiotic factors

Question 1

Organism that use energy from the sun or energy stored in chemical compounds to manufacture their own nutrients

Answer 1

Autotroph

Question 2

Portion of the earth that supports life, extends from high in the atmosphere to the bottom of the ocean

Answer 2

Biosphere

Question 3

Living factors

Answer 3

Biotic factors

Question 4

One species benefits and the other species is neither harmed nor benefitted.

Answer 4

Commensalism

Question 5

Collection of interacting populations

Answer 5

Community

Question 6

How organisms interact in nature

Answer 6

Ecology

Question 7

Interaction among populations in a community’s physical surroundings

Answer 7

Ecosystem

Question 8

Place where an organism lives

Answer 8

Habitat

Question 9

Both species benefit

Answer 9

Mutualism

Question 10

Role and position a species has in it’s environment; how it meets it’s needs for food and shelter

Answer 10

Niche

Question 11

One organism derives benefit at the expense of the other

Answer 11

Parasitism

Question 12

A group of the same organism and how they interact to survive

Answer 12

Population

Question 13

Living together

Answer 13

Symbiosis

Question 14

An organism that breaks down and absorbs nutrients from dead organisms

Answer 14

Decomposed

Question 15

A simple model that scientists use to show how matter and energy move through an ecosystem

Answer 15

Food chain

Question 16

All possible feeding relationships at each trophic level in a community

Answer 16

Food web

Question 17

Organisms that cannot make their own food and must feed on other organisms

Answer 17

Heterotrophs

Question 18

Organisms that eat animals that are already dead

Answer 18

Scavengers

Question 19

A feeding step or passage of energy and materials

Answer 19

Trophic levels

Question 20

List 3 abiotic factors you might see.

Answer 20

Water, dirt, weather

Question 21

List an example of the following:
Organism
Population
Community
Ecosystem
Biosphere

Answer 21

Cardinal
4 cardinals
Cardinals and bluejays
Cardinals, bluejays, trees, weather
Anything on earth