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Flashcards in Eco System Deck (17):
1

Energy pyramid

An energy pyramid is a graphical model of energy flow in a community.

2

Food Web

A system of interlocking and interdependent food chains

3

Decomposer

an organism, especially a soil bacterium, fungus, or invertebrate, that decomposes organic material.

4

Food chain

a hierarchical series of organisms each dependent on the next as a source of food.

5

Coniferous

The Pinophyta, also known as Coniferophyta or Coniferae, or commonly as conifers, are a division of vascular land plants containing a single class, Pinopsida.

6

Consumer

a person who purchases goods and services for personal use.

7

Biome

a large naturally occurring community of flora and fauna occupying a major habitat, e.g., forest or tundra.

8

Deciduous

of a tree or shrub) shedding its leaves annually.

9

Ecology

the branch of biology that deals with the relations of organisms to one another and to their physical surroundings.

10

Cycle

a series of events that are regularly repeated in the same order.

11

Nitrogen cycle

the series of processes by which nitrogen and its compounds are interconverted in the environment and in living organisms, including nitrogen fixation and decomposition.

12

Biotic factors

A biotic factor is any living component that affects the population of another organism, or the environment.

13

Water cycle

the cycle of processes by which water circulates between the earth's oceans, atmosphere, and land, involving precipitation as rain and snow, drainage in streams and rivers, and return to the atmosphere by evaporation and transpiration.

14

Abiotic factor

a nonliving condition or thing, as climate or habitat, that influences or affects an ecosystem and the organisms in it: Abiotic factors can determine which species of organisms will survive in a given environment.

15

Producer

a person, company, or country that makes, grows, or supplies goods or commodities for sale.

16

Producer

a person, company, or country that makes, grows, or supplies goods or commodities for sale.

17

Carbon cycle

the series of processes by which carbon compounds are interconverted in the environment, chiefly involving the incorporation of carbon dioxide into living tissue by photosynthesis and its return to the atmosphere through respiration, the decay of dead organisms, and the burning of fossil fuels.