Topic 2
An example of species organized by tropic level.
Food chain
Is the IUCN mandatory to join?
No
What is the process of farming in water systems?
Aquatic farming
What does INSOLATION stand for?
Incoming Solar Radiation
Which fossil fuel burns the cleanest?
gas
What is an example of density independent factor
Food, water, shelter
Red List
The name of the unwanted species when fishing.
What type of pollutant is carbonic acid?
Secondary Pollutant
What pH is needed for it to be considered acid rain?
<5.5
How is feces converted to nitrates in the nitrogen cycle?
decomposing bacteria, worms or macrophytes
What is the most efficient shape for conservation?
What percentage of fresh water is available to drink?
0.3%
Urban areas, high pressure, wind speed, prevailing wind.
What is a mitigation technique for the combustion of fossil fuels?
catalytic converter (cars), scrubbers (smoke stacks)
NSP = 12
GPP (?), Respiration = 85, Feces = 28
125
How many species need to die for a mass extinction?
90%>
State a location where water scarcity occurs.
Deserts, LEDCs, drought prone areas, areas of conflict
How is ozone depleted?
CFCs break down O3 into O2
What is a name example of positive feedback for the Greenhouse Effect?
Melting Arctic, melting permafrost methane bogs Russia, slash and burn rainforest (lack of transpiration and prone to forest fires)
Toxic materials that are passed along the food chain
Biomagnification
How could you measure the quantity of k strategists, such as elephants?
satellites, tagging (electronic or biodegradable paint), random sampling.
State an abiotic factor to measure aquatic health.
pH, ammonia, BoD, water velocity, turbidity,
What was implemented to stop the ODS being released into the atmosphere?
Montreal Protocol 1987
State one of the policies put in place to reduce the carbon footprint internationally.
1)Carbon taxes
2)Carbon trading
3)Carbon offset schemes