On a very broad scale how are the niches of a carnivore and an herbivore in the same geographic area similar? (ANSWER FAST PLEASE)

In which situations is the principle of cross-cutting relationship useful in determining relative age?

Describe two recent or ongoing space missions.

Which of the following types of pollution is most responsible for large numbers of deaths worldwide because of unsafe drinking water? (a) nutrient pollution (b) thermal pollution (c) pathogen pollution (d) sediment pollution