What is most likely to occur due to continued global warming?

1.	Poleward movement of plant communities
2.	A fall in the sea levels
3.	Increased decomposition of organic matter in the polar region
4.	Increase in tundra regions

The environmental pollutants that will have the most negative effects would be:
1. human organic wastes
2. wastes from feedlots
3. an excess of natural nutrients
4. non-biodegradable chemicals

Kyoto protocol commits signatories to:
1. Plant more trees
2. Cut forests for agriculture
3. Increasing nitrogen oxides into the atmosphere
4. Increasing the amount of methane in the atmosphere

“Greenpeace” is a non-governmental environmental organization with headquarters in:
1. Geneva, Switzerland
2. Paris, France
3. Amsterdam, Netherlands
4. Nuuk, Greenland

Identify the incorrectly matched pair:

The radiatively active gas with the maximum percent increase in the atmosphere since 1750 AD is:

Non-biodegradable pollutants are created by:
1. Nature
2. Excessive use of resources
3. Humans
4. Natural disasters

According to Central Pollution Control Board, the diameter of particles that are responsible for causing great harm to human health is:
1. 2.5 micrometer
2. 5.0 micrometer
3. 10.0 micrometer
4. 7.5 micrometer

The material generally used for soundproofing rooms like a recording studio or an auditorium is:

Compressed Natural Gas (CNG) is: