Environmental Science
Endemic species are

critically endangered species
cosmopolitan in distribution
species localised in a specific region
rare species

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Environmental Science
Suppose yesterday morning you noticed ice crystals (frost) on the grass, yet the minimum temperature reported in the newspaper was only 35o F. The most likely reason for this apparent discrepancy is that:

Temperature readings are taken in instrument shelters more than 5 feet above the ground
The thermometer was in error
The newspaper reported the wrong temperature
The thermometer was read before the minimum temperature was reached for that day
The thermometer was read incorrectly

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Environmental Science
A red shirt

Selectively absorbs red wavelenghts of visible light and scatters the rest
Selectively scatters red wavelenghts of visible light and absorbs the rest

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Environmental Science
The order of basic processes involved in succession is

Nudation->Invasion-> competition and co action->reaction>stabilization
Invasion-> Nudation->competition and co action->Reaction>stabilization
Nudation->stabilization-> competition and co action->Invasion>reaction
Invasion->stabilization-> competition and co action->Reaction>nudation

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