Ecosystem Roles Quiz

What are the three main roles organisms play in an ecosystem?

• Plants, Animals, and Microorganisms

• Predators, Prey, and Scavengers

• Herbivores, Carnivores, and Omnivores

• Producers, Consumers, and Decomposers

What is the primary process through which green plants produce their own food?

• Respiration

• Chemosynthesis

• Fermentation

• Photosynthesis

Which term describes organisms that produce their own food?

• Omnivores

• Carnivores

• Heterotrophs

• Autotrophs

What is the process called where organisms use chemical energy to produce food?

• Photosynthesis

• Fermentation

• Chemosynthesis

• Respiration

Which of the following is NOT a type of consumer?

• Autotroph

• Carnivore

• Herbivore

• Omnivore

What do herbivores primarily consume?

• Meat

• Plants

• Both plants and meat

• Fungi

Which type of consumer eats both plants and animals?

• Decomposer

• Omnivore

• Carnivore

• Herbivore

What is the main role of decomposers in an ecosystem?

• Producing food

• Consuming plants

• Hunting prey

• Breaking down dead material

Which organisms are typically involved in the decomposition process?

• Worms, bacteria, and fungi

• Lions, tigers, and bears

• Cows, sheep, and goats

• Fish, amphibians, and reptiles

Why is the role of decomposers crucial in an ecosystem?

• They control population

• They produce oxygen

• They recycle nutrients

• They provide shelter