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Study
Cold environments & Rainforests
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Define the term biome
Global ecosystem or large-scale ecosystem
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What is selective logging?
Only cutting down certain trees
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What does biotic mean?
Living things
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State the 6 main causes of deforestation
Logging, mineral extraction, energy development, farming, road building, population growth.
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What is permafrost?
Permanently frozen soil
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Give 1 abiotic component of an ecosystem
Sunlight, temperature, soil, water
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What is ecotourism?
Tourism in a way that benefits locals and protects the area
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Give an example of an abiotic factor in an ecosystem
Rock, oxygen, soil, sunlight
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Name one real place that would be in the polar biome
Arctic, Antarctica, North Pole, South Pole
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Name a plant typically found in the polar biome
Lichens, mosses
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What is the purpose of conservation and education in preserving rainforests?
Teach locals about the best ways to make money from the forest
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What does the FSC stand for?
Forest Sustainability Commission
Forest Saving Coalition
Forest Sensibility Collective
Forest Stewardship Council
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The climate in the tropical rainforest is
Hot and wet
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When can plants grow in the tundra? Why?
In the short summer as the active layer of soil has thawed out
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What is the role of a decomposer?
To break down dead plants and animals and return nutrients to the soil.
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Why is debt reduction a way of reducing deforestation?
Countries don't have to rely on deforestation to make money
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Give 1 reason why nutrient cycling happens quickly in the tropical rainforest
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What does abiotic mean?
Non-living
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Why is clear felling such an issue?
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Name the four layers of the rainforest
Shrub layer, undercanopy, canopy, emergents
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Describe how and why a drip tip leaf has adapted
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Describe the differences in climate between polar and tundra biomes
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What does interdependence mean?
Things relying on each other
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What is the difference between a food chain and a food web?
A food chain shows the direct transfer of energy whereas a food web shows all the possible transfers of energy.
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Define biodiversity
A range of plants and animals
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True or false? Tundra biomes are colder than polar
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Which biome is found 60-70 degrees north of the equator?
Tundra
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What are the two cold environments we study called?
Tundra and polar
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Give an example of a biotic factor in an ecosystem
Any animal or plant
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What is leaching?
Nutrients washed away from the soil
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Name 3 strategies used to manage the rainforest sustainably.
Eco-tourism, selective logging, education, debt reduction, international agreements, conservation, replanting.
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