What is the contour interval of this map?

Tides that occur during the new and full moons

Climate warming trends allow plant and insect species to inhabit larger ranges. select the best answer from the choices provided

What is a population? a. all the members of the same species living in the same ecosystem at the same time b. the number of a species living in the same ecosystem over a period of time c. the total number of organisms living in an ecosystem at a point in time d. all the members of a food web in the same ecosystem