The pyramid of energy in any ecosystem is _________?
Correct answer: D. Always upright
- A. Always Circle
- B. May be upright or invented
- C. Always inverted
- D. Always upright
Explanation
An energy pyramid is always upright because energy is lost as heat at each trophic transfer, leaving progressively less energy for higher consumers. Unlike some pyramids of numbers or biomass, it cannot be inverted.
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About Environment and Atmosphere
Environmental science covers ecosystems, food chains and webs, energy flow, biogeochemical cycles, biodiversity, natural resources and population effects. Atmospheric study includes the layers and composition of air, weather and climate, greenhouse gases, global warming, ozone depletion, acid rain and pollution, with climate change distinguished from ordinary weather variation.
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