Environmental Science
During an equinox:

The days and nights are of equal length except at the poles
The earth is not tilted toward nor away from the sun
All of these
At noon the sun is overhead at the equator

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Environmental Science
In a temperature inversion:

Air temperature decreases with increasing height
It is warmer at night than during the day
Air temperature remains constant with increasing height
Air temperature increases with increasing height

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Environmental Science
The lag in daily temperature refers to the time lag between the:

Minimum and maximum solar energy received at the surface for a given day
Sunrise and sunset
Time of maximum solar radiation and the time of maximum temperature
Minimum and maximum temperature for a day
Time of minimum temperature and the time of maximum solar radiation

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Environmental Science
Which of the following statements regarding species interdependence are true? A. An association of two species where one is benefitted and other remains unaffected called mutualism B. An interspecific association where both partners derive benefit from each other is called commensalism C. A direct food relation between two species of animals in which one animals kills and feed on another is referred as predation D. A relationship between two species of organism where both the partners are benefitted from each other is called symbiosis

B and C only
A and B only
C and D only
B and D only
A and C only

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