In the given examples, the terms can be matched as follows:
1. A bird building a nest in a tree - Mutualism
Explanation: Mutualism is a type of relationship where both organisms benefit from each other. In this case, the bird benefits by having a safe place to build its nest in the tree, while the tree may benefit from protection or dispersal of seeds by the bird.
2. A snake that eats a mouse - Predation
Explanation: Predation is a relationship where one organism (predator) hunts, kills, and consumes another organism (prey) for food. In this example, the snake preys on the mouse as a source of food.
3. A fish that eats parasites on a shark - Mutualism
Explanation: This is also an example of mutualism because the fish benefits by getting a meal from the parasites on the shark's skin, while the shark benefits from having the parasites removed, improving its health and well-being.
4. A wolf and a bear trying to eat the same carcass - Competition
Explanation: Competition is a relationship where two or more organisms compete for the same limited resources, such as food, water, or shelter. In this scenario, the wolf and bear are in competition for the carcass as a food source.
