Environmental Science
During the afternoon the greatest temperature difference between the surface air and the air several meters above occurs on a:

Clear, calm afternoon
Clear, windy afternoon
Cloudy, calm afternoon
Cloudy, windy afternoon

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Environmental Science
Which of the following statement is incorrect regarding ecological pyramids

The pyramid of numbers is upright in grass land ecosystem
The pyramid of energy is inverted in ocean ecosystem
The pyramid of biomass is inverted in aquatic ecosystem
The pyramid of biomass is upright in grass land ecosystem

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