Ecosystem Quiz

What is the basic structural and functional unit of ecology?

• Community

• Biome

• Population

• Ecosystem

Which of the following are known as autotrophs?

• Herbivores

• Decomposers

• Carnivores

• Producers

What do heterotrophs depend on for food?

• Water

• Soil nutrients

• Sunlight

• Other organisms

Which type of ecosystem is characterized by low temperatures and short growing seasons?

• Grassland

• Tundra

• Forest

• Desert

What type of ecosystem includes lakes and rivers?

• Terrestrial

• Freshwater

• Marine

• Desert

Which organisms consume detritus?

• Detritivores

• Scavengers

• Herbivores

• Carnivores

What is the primary role of decomposers in an ecosystem?

• Capture sunlight

• Break down organic matter

• Produce energy

• Consume plants

What is a food chain?

• A complex network of ecosystems

• A group of producers

• A sequence of energy transfers

• A type of biome

Which of the following is a characteristic of a marine ecosystem?

• Limited life forms

• Freshwater sources

• High biodiversity

• Low salt content

What do we call the graphical representation of energy accumulation in an ecosystem?

• Nutrient cycle

• Biomass chart

• Energy pyramid

• Food web