Which is NOT an aspect of field experimentation? ( please help! )

-more accurate
-more control
-conducted in the environment
-less control of variables

wha is what i will use to get my free points

the answer to your question is tooth decay.

ecological efficiency: % of usable energy transferred as

biomass from one trophic level to the next typical is 10% efficient (90% of

energy is lost),is diagramed as the pyramid of energy flow. then osprey eagle

are tertiary consumer and the shrimp are primary consumer, so to balance

mass of shrimp (1/0.1) / 0.1 = 100 kg