Approximately ________ of energy is lost as it is converted from solar energy to chemical energy stored in producers as biomass.
A) 97 to 99 per cent
B) 7 to 9 per cent
C) 17 to 19 per cent
D) 57 to 59 per cent
Correct Answer:
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Q17: About _ of the sun's incoming energy
Q18: _ of the sun's incoming energy forms
Q19: Photosynthesis requires _.
A) solar energy
B) carbon dioxide
C)
Q20: Chemoautotrophs and phototrophs are both _.
A) decomposers
B)
Q21: Phototrophs obtain their energy from _.
A) producers
B)
Q23: _ has same trophic level as an
Q24: Organisms that require access to oxygen to
Q25: As latitude decreases from the poles to
Q26: Life in Earth's oceans originated _ years
Q27: The ocean's most productive zone is the
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