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Environmental Science

Environmental Science
_________ element had guided the earlier navigators to keep them on right path.

Carbon
Magnetite
Coal
Uranium

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Environmental Science
A biomass pyramid is important because it illustrates

The biomass of all organisms at each tropic level in a system
The number of species in each tropic level
The number of tropic levels in a system
How energy flows through a food web

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Environmental Science
The first tropic level refers to

sunlight
all herbivores
all animals
all green plants

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Environmental Science
The average temperature of the earth is about __________ degree F.

65
67
57
59

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Environmental Science
During a radiation inversion, wind machines

Bring warm air down toward the surface
Mix the air near the ground
Lift cool, surface air to higher altitudes
All of these

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Environmental Science
All the statements are correct regarding ecological succession except

It is a random process
Species diversity increases as succession proceeds
The role of decomposers becomes more and more important
The food chain relationships becomes more complex

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