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ENVIRONMENTAL SCIENCE > ECOSYSTEMS > Flashcards

Flashcards in ECOSYSTEMS Deck (18)
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1

Ecology Definition

The study of how organisms interact with each other and with their environment

2

Abiotic definition

A non-living factor of the environment

3

Biotic definition

A living factor of the environment

4

Competition definition

Relationship between organising that are trying to use the same limited resource

5

Predation definition

Relationship between two organising, where one kills and eats the other

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Mutualism definition

Relationship between two organisms living closely together, where each benefits the other.

7

Parasitism definition

relationship between two organisms, where one lives on or in the other and feeds of it

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Commensalism definition

Relationship between two organisms, where one benefits and the other is unharmed.

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Producer definition

Organisms that make the food for the community

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Consumer definition

Organisms that require a ready-made source of food

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Decomposed definition

Organisms such as some bacteria that break down the bodies of dead organisms and animal wastes and recycle material.

12

Carnivore definition

Eats meat

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Omnivore definition

Eats plants and meat

14

Herbivore definition

Eats plants

15

Food web definition

All the linked food chains in an ecosystem

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Food chain definition

A sequence of organisms feeding on each other

17

Biodiversity definition

The range of different species in a community

18

Ecosystem definition

A place where organisms and their physical surroundings form a balanced environment that is different from others nearby.