Identify whether the following ecological relationships are examples of MUTUALISM, COMMENSALISM, PARASITISM, PREDATION and COMPETITION.
1. Two cows fight over food.
2. A mouse eats corn.
3. Ants feed on honeydews from aphids, aphids are protected by ants against predators.
4. Worms live in the stomach of a child.
5. Orchid grows on the trunk of a tree.