Multiple choice

The pyramid which is always upright is the

  1. Pyramid of Biomass

  2. Pyramid of Numbers

  3. Pyramid of energy

  4. None of these
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The pyramid of energy represents the total amount of energy consumed by each trophic level. An energy pyramid is always upright as the total amount of energy available for utilisation in the layers above is less than the energy available in the lower levels. This happens because during energy transfer from lower to higher levels, some energy is always lost.

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