Suppose the population of one species in an ecosystem changes. Could the population of a species that it isn’t directly a prey or a predator also change? A) Yes, all life in an ecosystem is interconnected.

B) Yes, but only if the two species are in a direct line on the food pyramid.

C) No, population changes in one species only affect the populations of its prey and its predators.

D) Yes, but only if neither species is a predator species.

Other than earth, is also known to have magnetic pole reversal? a: venus b: mars c: earths moon d: the sun

8) animals respond in various ways to stimuli detected through their senses. some of these responses are stimulated by the presence of danger. which of these animal responses is the best example of a response to an immediate threat? a) a rooster crows every morning at the first sign of light. b) as something approaches an octopus, it shoots a cloud of ink. c) from late fall until spring, bears hibernate to preserve energy. d) a dog is getting hot in the sunlight, so he moves to a shaded area.

How do ratio scale and diagrammatic scale work