AP BIOLOGY

Detailed explanation-1: -Primary consumers are herbivores. Herbivores eat plants, algae, and other producers. They are at the second trophic level. In a grassland ecosystem, deer, mice, and even elephants are herbivores.

Detailed explanation-2: -The animals that feed on producers are called herbivores and are considered as primary consumers. Deer feeds directly on plants. Hence, it is a primary consumer.

Detailed explanation-3: -There are four types of consumers: omnivores, carnivores, herbivores and decomposers. Herbivores are living things that only eat plants to get the food and energy they need. Animals like whales, elephants, cows, pigs, rabbits, and horses are herbivores. Carnivores are living things that only eat meat.

Detailed explanation-4: -Herbivores are consumers because they eat plants to survive. Deer, grasshoppers, and rabbits are all consumers.

Detailed explanation-5: -Primary Consumer-Animals that consume only plant matter. They are herbivores-eg rabbits, caterpillars, cows, sheep, and deer. Secondary Consumer-Animals that eat primary consumers (herbivores).