Question 1

Abiotic factor

Accepted Answer

factors of an ecosystem that are nonliving things like rocks, minerals, water, and nutrients

Question 2

Aquatic ecosystems:

Accepted Answer

ecosystems that are found in a body of water, like a stream, river, wetland, or ocean.

Question 3

Brackish water

Accepted Answer

The water found in estuaries; it has a higher salt content than freshwater, but a lower salt content than seawater.

Question 4

Biotic factor

Accepted Answer

factors of ecosystems that are living, moving, growing, and reproducing (plants and animals).

Question 5

Community

Accepted Answer

A group of living organisms that interact with one another in an environment or ecosystem.

Question 6

Deciduous tree

Accepted Answer

a tree that grows new leaves in the spring of each year, and then loses those leaves in the fall; also known as hardwood species.

Question 7

Ecology

Accepted Answer

the study of relations or interaction of living things with one another and their environment.

Question 8

Ecosystem

Accepted Answer

a community of organisms living and interacting with one another and their environment

Question 9

Estuary

Accepted Answer

a partially enclosed body of water on the coasts of oceans and larger seas.

Question 10

Evergreen tree

Accepted Answer

are trees whose leaves are needles or scales that remain green throughout the year.

Question 11

Fauna

Accepted Answer

refers to the animal life in an ecosystem

Question 12

flora

Accepted Answer

refers to the plant life in an ecosystem

Question 13

Food chain

Accepted Answer

Living organisms are food for other living organisms.

Question 14

Food web

Accepted Answer

a system of interlocking and interdependent food chains.

Question 15

Interdependent communities

Accepted Answer

organisms that rely on one another in a given community.

Question 16

Habitat

Accepted Answer

The preferred living area within an ecosystem of a plant or animal.

Question 17

Riparian zone

Accepted Answer

a wooded or grass strip planted along a stream or river bank to slow the runoff from agricultural cropland

Question 18

Salt marshes

Accepted Answer

the areas of land and water between the high and low tides of the ocean.

Question 19

Terrestrial ecosystem

Accepted Answer

ecosystems that are found on land, like prairies, woodlands, mountains, and deserts.

Question 20

Wetland

Accepted Answer

an ecosystem or area of land that is saturated with water throughout the year, either seasonally or permanently

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