Environmental Science
According to Wein's displacement law, the wavelength at which maximum radiation occurs

Is proportional to the pressure
Is inversely proportional to the temperature
Is proportional to the temperature
Is inversely proportional to the pressure

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Environmental Science
Which one is true?

commensalism when none of the interacting populations affect each other
symbiosis when neither population affects each other
symbiosis when the interaction is useful to both the populations
commensalism when the interaction is useful to both the populations

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