Environmental Science
Public awareness of environment creates ___________

Environment degradation
Environment protection
Environmental cultivation
Environmental improvement

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Environmental Science
Which of the following regarding ecological pyramids is not correct?

The total energy flow at successive tropical level always decreases
In tree dominated ecosystem the pyramid of numbers is inverted
In most ecosystems, the pyramid of numbers and biomass are up right
In deep water ecosystem, the pyramid of biomass is upright
The pyramid of energy expresses mainly the rate of food production

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