Ecosystems Flashcards

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1
Q

What does the term Biotic mean?

A

Living Factors

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2
Q

What does the term Abiotic mean?

A

Non Living Factors

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3
Q

What is an Introduced Species

A

Species of plants/animals coming in from different countries

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4
Q

Name some Human Impacts to the Ecosystem.

A

Habitat Destruction,
Overcropping, Deforestation,
Chemical Insecticides, Chemical Pollution, Pollution.

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5
Q

What are Insecticides?

A

Insecticides are chemicals that kill insects

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6
Q

What is a Food Chain?

A

A sequence of organisms feeding on each
other.

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7
Q

What is a Food Web?

A

All of the connected food chains.

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8
Q

What is the process of Nitrification?

A

The conversion of ammonia into nitrites.

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9
Q

What is the process of Denitrification?

A

The conversion of nitrates into nitrogen.

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10
Q

What is biodiversity?

A

A range of different species in a community

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11
Q

What does a decomposer do?

A

They recycle and break down material for the ecosystem to use.

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12
Q

What is Photosynthesis?

A

The process of plants using sunlight, water, and carbon dioxide to create oxygen and energy in the form of sugar (glucose).

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13
Q

What is a Pyramid of Biomass?

A

A diagram showing the total mass of organisms at each stage of the food chain.

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14
Q

What are producers?

A

Producers are the source of food for primary consumers.

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