Answer:
b. The energy is lost as heat.
Most coelomates possess a "A. Circulatory system" because the main feature of these animals is that they posses a digestive tract, which requires a certain amount of circulation.
Answer:
A stork eating fish with its beak = Predator/Prey
Fungi absorbing nutrients = Parasitism
Barnacles = Commensalism
Explanation:
A stork eating a fish is hunting, the stork is predator and the fish is prey.
The fungi is parasitism because it is benefiting while causing harm to its host.
The barnacles are commensalism, because they benefit from the whale but don't harm it.
