Geography

What are the living components of an ecosystem?
Flora, fauna and bacteria are the living components of an ecosystem.
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What are the non-living components of an ecosystem?
Soil, climate and water are the non-living components of an ecosystem. Vegetation is a living component.
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What is a producer?
The producer provides the basic source of food, eg a plant. It cannot eat other animals.
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What is a food web?
A food web includes all of the connections between producers and consumers in an ecosystem, not just producers
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What factor determines the distribution of large-scale ecosystems?
Climate determines the distribution of large-scale ecosystems
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What weather conditions are associated with low-pressure areas?
Cloud and precipitation are associated with low-pressure areas. Dry weather is associated with high pressure.
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What weather conditions are associated with high-pressure areas?
Dry and warm weather conditions are associated with high -pressure areas.
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What large-scale ecosystem would you expect to find at the Equator?
Tropical rainforests are found at the Equator
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What large-scale ecosystem would you expect to find 30°N and 30°S of the Equator?
Deserts are found 30°N and 30°S of the Equator.
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What is a biome?
A biome is a large-scale ecosystem. It is much bigger than an ecosystem.
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How many layers make up a tropical rainforest?
Five layers make up a tropical rainforest - ground level, shrub layer, under canopy, main canopy and emergents.
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What colour is the soil in the rainforest?
The soil in the rainforest is red because it is rich in iron.
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Where do epiphytes get their nutrients from?
Epiphytes get their nutrients from the air and water, not the soil.
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Why is deforestation happening?
Deforestation is happening due to an increase in farming, logging, mining, road building, HEP and population growth.
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Generally, what colour are desert soils?
Desert soils are generally grey
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What is desertification?
Desertification is the process of land turning into desert as the quality of the soil declines over time.
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What are the main causes of desertification?
The main causes of desertification are population growth, removal of wood, soil erosion, overgrazing and climate change
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Where are cold environments located?
Cold environments are located in high latitude areas, not near the Equator.
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Other cards in this set

Card 2

Front

What are the non-living components of an ecosystem?

Back

Soil, climate and water are the non-living components of an ecosystem. Vegetation is a living component.

Card 3

Front

What is a producer?

Back

Preview of the front of card 3

Card 4

Front

What is a food web?

Back

Preview of the front of card 4

Card 5

Front

What factor determines the distribution of large-scale ecosystems?

Back

Preview of the front of card 5
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