Problem 10 - Biology of Humans: Concepts, Applications, and Issues

Question

. An animal that eats an herbivore is called a(n) ____________.

Step-by-Step Solution

Answer

Carnivore

Step 1: Understanding the Terms

First, identify what an herbivore is. An herbivore is an animal that primarily eats plants.

Step 2: Identify Animals That Eat Herbivores

Next, determine what types of animals eat herbivores. These are typically animals that are considered predators.

Step 3: Define the Term for Predators of Herbivores

An animal that eats herbivores is known as a carnivore because it consumes meat. Specifically, these animals are sometimes referred to as secondary consumers.

Key Concepts

Herbivore

In the animal kingdom, creatures have various diets. An herbivore is an animal that primarily consumes plants. This includes leaves, roots, fruits, and seeds. Examples of herbivores include:

• Deer
• Elephants
• Cows
• Rabbits
• Giraffes

Herbivores play a vital role in ecosystems. By feeding on plants, they help with seed dispersal and maintaining plant populations.
Without herbivores, plant life would grow unchecked and could lead to problems in the environment. So, these plant-eating animals are crucial for balance in nature.

Carnivore

Carnivores are animals that primarily eat other animals. This means their diet is mostly composed of meat. There are different types of carnivores, including:

• Insectivores - carnivores that eat insects
• Obligate carnivores - animals that must eat meat to survive, like lions and tigers
• Facultative carnivores - animals that mainly eat meat but can also consume non-meat food

Examples of carnivores include lions, eagles, sharks, and frogs. These animals are crucial for controlling the population of herbivores and maintaining the balance within the food web. Without carnivores, herbivore populations could grow too large and exhaust plant resources.

Secondary Consumers

In food chains, producers like plants start the chain. Herbivores or primary consumers eat the plants. Animals that eat these herbivores are known as secondary consumers.
Secondary consumers can be carnivores like wolves or omnivores that eat both plants and animals, like bears. These consumers play a key role in regulating the populations of primary consumers.
Secondary consumers ensure that the ecosystem remains balanced. Examples of secondary consumers include:

• Birds of prey like hawks and owls
• Large reptiles like alligators
• Marine animals like octopuses

Understanding these roles helps us appreciate how interconnected life forms are in an ecosystem. Through this balance, nature sustains itself effectively.