Trophic Levels and Ecosystem Dynamics

What is a prominent feature of the Everglades ecosystem?

• A dense population of large carnivores.

• An abundance of diverse plant and animal species.

• A scarcity of plant life.

• A uniform landscape with limited variation.

Which of the following are examples of producers found in the Everglades?

• Alligators and panthers.

• Sawgrass, palmettos, and slash pines.

• Deer and grasshoppers.

• Herons and mosquito fish.

What does the term "biomass" refer to in an ecosystem?

• The total number of individual organisms.

• The amount of living matter in a given habitat.

• The energy transferred between trophic levels.

• The variety of species present.

How does the biomass typically change as one moves up a food chain?

• It generally increases.

• It remains constant.

• It generally decreases.

• It fluctuates unpredictably.

What is a trophic level?

• A measure of an organism's size.

• A number signifying an organism's position on a food chain.

• The total energy an organism consumes.

• The geographical location of an organism.

Which organisms occupy the first trophic level in a food pyramid?

• Primary Consumers.

• Secondary Consumers.

• Primary Producers.

• Apex Predators.

Organisms that feed directly on primary producers are classified as which trophic level?

• Primary Consumers.

• Secondary Consumers.

• Tertiary Consumers.

• Apex Predators.

What type of organisms are typically found at the third trophic level?

• Herbivores.

• Small carnivores and omnivores.

• Large carnivores.

• Decomposers.

Large carnivores, such as the Great Blue Heron, are typically found at which trophic level?

• Primary Producers.

• Primary Consumers.

• Secondary Consumers.

• Tertiary Consumers.

What is another name for organisms that occupy the highest trophic level in a food pyramid?

• Primary Producers.

• Primary Consumers.

• Apex Predators.

• Detritivores.