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Environmental Science

Environmental Science
When human body is infected by infection __________ type of cells are activated to defend the body.

lymphocytes
erythrocytes
leukocytes
monocytes

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Environmental Science
The temperature scale where 0o represents freezing and 100o boiling:

Kelvin
Absolute
Fahrenheit
Celsius

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Environmental Science
What is Plankton?

none
Microscopic floating organisms - Plants and animals.
bottom dwelling aquatic organisms
large plants in water

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Environmental Science
One greenhouse gas contributes 14% to total global warming and another contributes 6%. These are respectively identified as

CFCs and N2O
N2O and CO2
CFCs and CO2
Methane and CFCs
Methane and CO2

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Environmental Science
Which functional feeding groups are involved in the process of in-stream physical breakdown of coarse material into fine particulate organic matter?

Grazers
Collector filterers
Shredders
Collector gatherers

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Environmental Science
If the amount of energy lost by the earth to space each year were not approximately equal to that received:

The atmosphere's average temperature would change
The mass of the atmosphere would change
The length of the year would change
The sun's output would change

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