The living world Flashcards by Poppy Mcclymont

Q

Ecosystem:

A

Biological community and physical environment

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Q

Biodiversity:

A

Variety of life in an area

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Q

Biome:

A

Large geographical area with similar climate/organisms

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Q

Food chain:

A

Energy transfer between organisms

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Q

Food web:

A

Interconnected food chains

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Q

Niche:

A

Specific role of organism in ecosystem

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Q

Canopy:

A

Upper layer of forest

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Q

Deforestation:

A

Removal of forest

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Q

Primary producer:

A

Photosynthetic organisms

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Q

Adaptation:

A

Organism’s characteristic for survival

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Q

Carbon sink:

A

Area absorbing carbon dioxide

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Q

Understory:

A

Forest layer beneath canopy

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Q

Permafrost:

A

Permanently frozen ground

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Q

Tundra:

A

Treeless arctic region

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Q

Glacier:

A

Large ice mass

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Q

Alpine environment:

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A

Mountain ecosystem

Q

Polar desert: Cold

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A

Cold dry environment

Q

Albedo:

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A

Reflection of solar radiation

Q

Drought:

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A

Prolonged water shortage

Q

Overgrazing:

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A

Excessive livestock grazing

Q

Soil degradation:

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A

Reduction of soil quality

Q

Climate change:

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A

Long-term environmental shifts

Q

Water scarcity:

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A

Insufficient water resources

Q

Land use change:

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A

Modification of land purpose

Conservation:

Protection of natural resources

Sustainable development:

Meeting current needs without compromising future

Ecosystem services:

Benefits from natural environment

Rewilding:

Restoring natural habitats

Biodiversity offsetting:

Compensating environmental damage

Habitat fragmentation:

Breaking of habitat into smaller areas