4.7 Measuring Environmental Change Flashcards
1
Q
List 2 living factors that might change the environment?
A
Arrival of a new predator
New disease
2
Q
What do lichens do?
A
Indicate the level of air pollution(particularly sulphur dioxide), the more lichens the cleaner the air
3
Q
List 4 non living factors that might change the environment?
A
Temperature
Rainfall
Light
Oxygen levels
4
Q
What can indicate the level of water pollution and how?
A
Freshwater invertebrates, the more there is the cleaner the water
5
Q
What equipment can be used to measure non-living changes?
A
Thermometers, data loggers and oxygen sensors
