The diagram shows the energy trapped as biomass at each stage of a food chain.
What is the percentage efficiency in the transfer of energy between the caterpillar and the blue tit?
1.2%1.2\%1.2%
12%12\%12%
15%15\%15%
18%18\%18%
The diagram shows the energy trapped as biomass at each stage of a food chain.
What is the percentage efficiency in the transfer of energy between the caterpillar and the blue tit?
1.2%1.2\%1.2%
12%12\%12%
15%15\%15%
18%18\%18%