Answer:
Just start by writing out a chart. Like, sun supplies grass, grass helps bug, and so on :)
Answer: E. reforestation
Explanation:
Reforestation is a process of planting trees in an area so as to conserve the land as future forest. According to the given situation, reforestation is the practice which can be used by the biologists to grow nitrogen fixing plants in an area so as to increase the nutrient concentration of the soil which have been depleted.
The levels of organization from cell to biosphere are: cells, tissues,
orgasms and orgasms systems, more orgasms, populations, communities,
ecosystems, ecotones, biomes and biosphere. Hope it helped : )