Ch. 4 Biomes/Ecosystems

Front

What are freshwater ecosystems?

Back

Freshwater ecosystems are aquatic environments that contain low concentrations of salt, including ponds, rivers, lakes, and streams.

Front

What is a second-level consumer?

Back

A second-level consumer is an organism that eats first-level consumers (herbivores) and is typically a carnivore or omnivore.

Front

What role do decomposers play in an ecosystem?

Back

Decomposers break down dead organisms and waste, recycling nutrients back into the ecosystem.

Front

What are omnivores?

Back

Omnivores are consumers that eat both plants and animals.

Front

What is a biome?

Back

A biome is a large geographical area characterized by specific climate conditions and distinct plant and animal communities.

Front

What is the difference between a producer and a consumer?

Back

Producers create their own food through photosynthesis (like plants), while consumers rely on other organisms for food.

Front

What is a food web?

Back

A food web is a complex network of feeding relationships among various organisms in an ecosystem.

Front

What is the significance of energy pyramids in ecosystems?

Back

Energy pyramids illustrate the flow of energy through different trophic levels in an ecosystem, showing how energy decreases at each level.

Front

What are scavengers?

Back

Scavengers are animals that consume dead organisms, playing a role in the decomposition process.

Front

What is a first-level consumer?

Back

A first-level consumer is an organism that eats producers (plants), typically herbivores.