Only a fraction of the energy<span> available at one trophic </span>level<span>is </span>transferred to the next<span> trophic </span>level<span>; the fractions can vary between 1-15%, with an average value of 10%. Typically the numbers and biomass of organisms decreases as one ascends the </span>food chain<span>.</span>
Environmental functions is the correct option. Hope it helped U. If it helped you please mark as brainliest
Answer:
Fossil fuels produce carbon emissions that contribute to the greenhouse effect. The greenhouse effect is heating up the Earth's atmosphere and causing global warming.
Explanation:
Genetics, nutrition, fitness, sleep etc.
