Which of the substances below is contributing the most to acidification?
Carbon dioxide
Methane
Sulphur oxides
POP in connection with air pollution is an abbreviation for:
Persistent oxygen pollutants
Persistent ozonyaide pollutants
Persistent organic pollutants
You come to an acidified lake. What does it look like?
The water is tubid and fishes if any are close to the surface snapping air.
The water is clear but the lake is quet and not many animals have survived.
The water has a taste of lemon and in summer there is the yellow algal bloom.
What Ph-value is most likely in acidified waters?
12
7
5
Why do the fishes die in acidified waters?
They cannot ”breathe” correctly and die of suffocation.
The reproduction process of the fishes is distrubed.
Acid in the water affect the boyancy of the water. Thus the fishes swim closer to the surface and consequently are exposed to dangerous levels of UV-radiation from the sun.
What is the name of the nuclear power-station in Lithuania?
Sosnovyj Bor
Rodomyr
Ignalina
When and were was the Chernobyl accident?
1992 in Ukraine
1986 in Ukraine
1989 in Belarus
Which of the organisms below is the most effective in accumulating radiactive cesium?
Mushrooms
Shrubs with berries
Grasses
One source of acidification is emission of Ammonia. From which activity is ammonia emitted in large quantities?
Car traffic
Combustion in power stations
Livestock farming
What is a good definition of ”greenhouse gases”?
Gases in the athmosphere that contain much nitrogen and phosphate thus increasing biomass production.
Gases in the athmosphere which absorb heat radiaton from the Earth surface.
Gases in the athmosphere with a high Sulphur dioxide content which delete the ozone layer.
