Ecology Flashcards

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1
Q

Food Chain

A

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

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2
Q

Food Web

A

A graphical model depicting many food chains linked together to show the feeding relationships of organisms in an ecosystem.

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3
Q

Producers

A

Organisms that make their own organic nutrients - usually using energy from sunlight.

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4
Q

Primary Consumers

A

Get their energy by feeding on plants.

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5
Q

Secondary Consumers

A

Get their energy by feeding on primary consumers.

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6
Q

Herbivores

A

Get their energy by feeding on plants.

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7
Q

Carnivores

A

Get their energy by feeding on other animals.

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8
Q

Omnivores

A

Get their energy by feeding on both plants and animals.

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9
Q

Competition

A

Habitats have limited supplies of the resources need by the plants and animals. Therefore, plants and animals may need to compete with one another for food, water, space and mates.

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10
Q

Interdependence

A

How the changes in the population of one organism have an effect on the populations of the other organisms.

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11
Q

Pyramid of Energy

A

Around 10% of the energy gets passed on. The rest is lost as heat energy, waste products, and uneaten parts.

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12
Q

Human Impact on Environment (Solutions)

A

Deforestation, air/noise/water pollution, building of infrastructure, coral bleaching (water pollution, boats).

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