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

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Environmental Science
Although the polar regions radiate away more heat energy than they receive by insolation in the course of a year, they are prevented from becoming progressively colder each year by the:

Concentration of earth's magnetic field lines at the poles
The insulating properties of snow
Release of latent heat to the atmosphere when polar ice melts
Circulation of heat by the atmosphere and oceans
Conduction of heat through the interior of the earth

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