forests under threat Flashcards

1
Q

where are most tropical rain forests located

A

in a zone 20 north or south of the equator

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2
Q

what is the name of the tropical rain forest zone

A

equatorial zone

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3
Q

what is meant by the term abiotic

A

a non-living part of an ecosystem that shapes its environment

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4
Q

what is meant by adaption when applied to plants and animals

A

adapting to be able to survive the climatic conditions of the ecosystem, predators, and other species that compete for the same food and space

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5
Q

how does a nutrients cycle operate

A

animals and plants consume nutrients found in the soil, and these nutrients are then released back into the environment via death and decomposition

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6
Q

explain the importance of a nutrient cycle to maintaining the stability of forest biomes

A

allows nutrients that were bound within animal structures to become available for plant uptake

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7
Q

3 ways in which the tropical rainforest is being deforessted

A

logging
agriculture
cattle ranching
mining
oil extraction
dam-building.

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8
Q

2 reasons why deforestation is taking part in the tropical rainforest biome

A

agricultural expansion
wood extraction

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9
Q

what are the obstacles that limit the effectiveness of strategies aimed at conserving forset biomes

A

technical barriers:
monitoring and assessing logging activities
inefficiency in wood extraction
transformation and in its waste management

Sociological barriers:
corruption
urban migration to the region
an outdated agrarian system.

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10
Q

explain why the tiaga forest biome may take longer to recover from damage than the tropical rainforest biome

A

The taiga is a ver`y fragile ecosystem and takes a long time to recover form damage as pollution remains in the ecosystem for years. Plants grow slowly due to the climate and lack of nutrients from slow decomposition.

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