Ecosystems

Question 1

<p>extinction</p>

Answer 1

<p>The process of species becoming terminated</p>

Question 2

<p>invasive species</p>

Answer 2

<p>species that are not native to their current environment and dominate, pushing out native species.</p>

Question 3

alien species

Answer 3

species living outside there native distributional range

Question 4

The part of the earth´s surface that supports life.

Answer 4

Biosphere

Question 5

The gasses envelope surrounding the earth : the air.

Answer 5

Atmosphere

Question 6

an eco-system that is capable of withstanding pressure, and give support to new species

Answer 6

Sustainable Ecosystem

Question 7

A substance of the earth that provides nourishment for life.

Answer 7

Nutrients

Question 8

<p>the living parts of an eco-system</p>

Answer 8

<p>Biotic</p>

Question 9

<p>the non living parts of an ecosystem</p>

Answer 9

<p>abiotic</p>

Question 10

the solid outer section of the earth’s crust

Answer 10

lithosphere

Question 11

the liquid water component of the earth

Answer 11

hydrosphere

Question 12

<p>An animal that preys on others</p>

Answer 12

<p>Predator</p>

Question 13

<p>An animal that is hunted</p>

Answer 13

<p>Prey</p>

Question 14

when two different species exist in a relationship in which they benefit from each other

Answer 14

Mutualism

Question 15

The accumulation of a substance within a living organism

Answer 15

Bioaccumulation

Question 16

The process that take place in the cells of organisms to produce usable chemical energy.

Answer 16

Cellular Respiration

Question 17

the size of a population that can be supported indefinitely by the available resources and services of an ecosystem

Answer 17

Carrying Capacity

Question 18

the role and function of an organism within an ecosystem

Answer 18

Ecological Niche

Question 19

all the waters found on earth, such as lakes and oceans & ground water, and some times consisting of water above the earth’s surface, such as clouds

Answer 19

hydrosphere

Question 20

Is an ethic that embodies the responsible planning and managing of resources to preserve all the living things in an area.

Answer 20

Stewardship

Question 21

It is the scientific study supporting the practice of helping ecosystems recover from damage.

Answer 21

Restoration ecology

Question 22

The use of either naturally occurring or deliberately introduced micro organisms to clean up toxic chemicals in water or soil.

Answer 22

Bioremediation

Question 23

the variety of different types of life found on earth

Answer 23

biodiversity

Question 24

an ecosystem that is water-based either fresh water or salt water

Answer 24

aquatic ecosystem

Question 25

an ecosystem that is land-based

Answer 25

terrestrial ecosystem

Question 26

a process in which nutrient levels in a aquatic ecosystems increase leading to an increase in the populations of primary producers which can lead to a steady decline in the system

Answer 26

eutrophication

Question 27

All the populations of the different species that interact in a specific ecosystem.

Answer 27

Community

Question 28

A species that can greatly affect population numbers and the health of an ecosystem.

Answer 28

Keystone species

Question 29

The series of changes in ecosystems that occurs over time following a disturbance.

Answer 29

Succession

Question 30

All the individuals of a species that occupy a geographic area

Answer 30

Population

Question 31

A factor that limits the growth, distribution, or amount of a population in an ecosystem

Answer 31

Limiting factor