Biology Forums - Study Force

I'm not entirely sure what the answers are. I put the answer I chose in parentheses. Please put the number, a period, then the capital letter. Thank you!

1. An example of mimicry that is important in anti-predator defenses is when
(A). A harmless species resembles a dangerous species.
B. Two harmless species look similar.
C. A species resembles an inedible object.
D. One individual uses bright colors to warn others of danger.

2. One difference between predators and parasites is that parasites
(A). Usually do not cause the immediate death of the organism they feed on.
B. Feed only on the inside of other organisms.
C. Are always microorganisms.
D. Are not anatomically or physiologically specialized.

3. Magpies and crows are scavenger birds that feed on the same food sources and cannot live in the same community. This is an example of
A. character displacement.
B. Resource partitioning.
C. Symbiosis.
(D). Competitive exclusion.

4. A change in anatomy that results when two species compete for the same resource is called
A. Mutualism.
(B). Character displacement.
C. Competitive exclusion.
D. Resource partitioning.

5. A symbiotic relationship in which one species benefits and the other is not affected is called
(A). Commensalism.
B. Mutualism.
C. Paratism.
D. Competition.

it's all correct. =)