Environmental Science
What is "temporary threshold shift"?

Tolerable noise
Hearing loss due to excessive noise
Noise that is untolerable
inaudible noise

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Environmental Science
The albedo of the earth's surface is only about 4%, yet the combined albedo of the earth and the atmosphere is about 30%. Which set of conditions below best explains why this is so?

High albedo of clouds, low albedo of water
High albedo of clouds, high albedo of water
Low albedo of clouds, high albedo of water
Low albedo of clouds, low albedo of water

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Environmental Science
Which among the following is related to the word Mesoderm ?

Anatomically advanced animals having all three germ layers
No membrane-bound organelles, no peptidoglycan in cell walls, introns
Forms blood and bone (leads to complex internal organs)
Binomial system of classification

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