Environmental Science
Carbon dioxide is called greenhouse gas because it is

Transparent to heat but traps sunlight
Transparent to both sunlight and heat
Transparent to sunlight but traps heat
Used in green-house to increase plant growth

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

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

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

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