#1 Why would one species of macroinvertebrate be more sensitive to pollution than another species?

predator species would be more sensitive by accumulating toxic material already accumulated in individual prey. It would also depend on different levels of pollution in different niches, so that one species would be more exposed.

Explanation:

Self explanatory

answer; 60-100; beats per minute

when you breathe in, or inhale, your diaphragm contracts (tightens) and moves downward. this increases the space in your chest cavity, into which your lungs expand. the intercostal muscles between your ribs also enlarge the chest cavity. they contract to pull your rib cage both upward and outward when you inhale.