Answer:
Either (1.) Fossils or (2) Radiometric dating.
Explanation:
Fossils are an obvious answer to this, but radiometric dating is the method most scientists use to find the age of rocks. Radioactive isotopes break down predictably, so the farther along this process is, the older the rock is.
Answer: I need the points sorry
<span>Which structure is part of Sphagnum spp. reproduction, but not part of fern reproduction? Answer sporophyte </span>
From the bottom trophic level to the top trophic level, the number of organisms decreases. Because there are fewer organisms present in each trophic level, there is typically a smaller amount of biomass in each level as well. Each trophic level in a food chain or food web can be represented in the ecological pyramid.