The number of organsims at each levels, so there are more producer than herbivores, more herbivores than carnivores and so on...
Tourism can affect the swamp water, if traveled on a boat, with all the oil and stuff that is needed to get the boat running, and over hunting, can slowly kill all the crocodiles that live there affecting the crocodile population! <span />
They are both in the same cell
Answer: a) rarely occurs in highly connected metapopulations
I think it’s called nutrients
