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Environmental Science

Environmental Science
Succession initiated on large sand deposits or deserts is called

Hydrosere
Xerosere
Psammosere
Oxylosere

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Environmental Science
If there is no atmosphere, the colour of the sky will be

colourless
black
blue
white

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Environmental Science
The earth's first atmosphere was composed primarily of:

Carbon dioxide and water vapor
Hydrogen and helium
Argon and nitrogen
Oxygen and water vapor

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Environmental Science
Oil derived from coal, oil shales or tar sands is called

biomass
syncrude
None of these
natural gas

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Environmental Science
Autotrophs are ______________

Producers
Herbivores
Saprophytes
Consumers

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Environmental Science
What is hibernation and aestivation?

none
adaptation of animals to escape from predators
wind adaptation shown by animals
Thermal adaptation shown by animals

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