Flashcardizz Semester Exam Review A. Raines

Front

What is the role of bacteria in an ecosystem?

Back

Bacteria break down dead organic matter and recycle nutrients, similar to fungi.

Front

What characteristic is commonly shared by all organisms in the kingdom Plantae?

Back

All organisms in the kingdom Plantae produce their food through photosynthesis.

Front

Why do tertiary consumers have less available energy than primary consumers in a food pyramid?

Back

Energy is lost as heat at each trophic level.

Front

Who are considered tertiary consumers in an ecosystem?

Back

Tertiary consumers are animals like Golden Eagles.

Front

What process is primarily responsible for the recycling of nutrients within ecosystems?

Back

Decomposition is the primary process for recycling nutrients.

Front

Define photosynthesis.

Back

Photosynthesis is the process by which green plants use sunlight to synthesize foods with the help of chlorophyll.

Front

What is cellular respiration?

Back

Cellular respiration is the process by which cells convert glucose and oxygen into energy, carbon dioxide, and water.

Front

What is decomposition?

Back

Decomposition is the process by which dead organic matter is broken down into simpler substances, recycling nutrients back into the ecosystem.

Front

What are primary consumers?

Back

Primary consumers are herbivores that eat producers (plants) in an ecosystem.

Front

What are secondary consumers?

Back

Secondary consumers are carnivores that eat primary consumers.