3. (L.3.1) What impact do resources, such as sunlight and water, have on a forest ecosystem?
A. They limit the carrying capacity of the ecosystem
B. They increase habitat areas for new organisms entering the ecosystem,
C. They decrease the number of diseases resulting from overpopulation,
D. They alter the rate of photosynthesis, resulting in more oxygen being produced,
4. (4.3.3) The nitrogen cycle is an important eyele found in ecosystems, Nitrogen is used