B18 Ecosystem Flashcards
1
Q
Why does the population increase in such a fast rate through the 1800s
A
Mostly because of:
- modern medicine
- Better healthcare
2
Q
What are peatbogs used for
A
Bogs have traditionally been harvested for peat, a fossil fuel used for heating and electrical energy.
3
Q
What is released when peatbogs are burnt
A
Carbon dioxide
4
Q
How is energy decreased each stage in the food chain
A
Movement - muscle contraction - respiration
Faeces (poop)
Constant body temperature