Environmental Science
The heat energy released when water vapour changes to a liquid is called:

Latent heat of fusion
Latent heat of evaporation
Latent heat of fission
Latent heat of condensation

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

The pyramid of biomass is upright in grass land ecosystem
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

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