Ecosystems Flashcards

You may prefer our related Brainscape-certified flashcards:
1
Q

What is the case study for tropical rain-forests?

A

Malaysia

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2
Q

How does deforestation impact the soil in the rain-forests?

A
  • Removal of trees leaves the soil exposed. This means that the sun, wind and rain are exposed to the soil.
  • With no roots to bind the soil it is washed away.
  • This leads to nutrients being washed away making the soil infertile (leaching)
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3
Q

How large is the Main Range in Malaysia?

A

500km

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4
Q

How many species does the Main Range in Malaysia have?

A

over 600 species

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5
Q

What % of plant species live in the highland areas of Malaysia?

A

25%

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6
Q

How does deforestation contribute to climate change?

A
  • Trees give off moisture by transpiration - deforestation reduces the moisture leading to a drier climate
  • the climate rises as a result of deforestation
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7
Q

What are the economic benefits of deforestation?

A
  • land for mining can create jobs
  • Hydro-electric power will provide cheap and plentiful energy
  • minerals such as gold can be extracted which are very valuable
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8
Q

What are the economic and social problems?

A
  • Pollution of water supplies leading to diseases
  • Number of tourists will decrease
  • Plants that could bring huge medical, benefits could become extinct, which will reduce profits
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