Energy Flow in Ecosystems Quiz

What do producers (autotrophs) primarily use to capture energy?

• Chemical energy from minerals

• Light energy through photosynthesis

• Energy from consuming other organisms

• Heat energy from the Earth's core

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Which of the following is NOT a category of consumers?

• Autotrophs

• Herbivores

• Carnivores

• Scavengers

What represents a single, linear feeding relationship in an ecosystem?

• Food Chain

• Biomass Pyramid

• Trophic Level

• Food Web

How much energy is typically transferred from one trophic level to the next?

• 25%

• 75%

• 10%

• 50%

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

What does a biomass pyramid show?

• The relative population sizes at each trophic level

• How biomass decreases at increasing trophic levels

• The interconnected network of feeding relationships

• The flow of energy through an ecosystem

Tags

NGSS.MS-LS2-3

What is the difference between a food chain and a food web?

• A food chain is more complex and contains all food webs in an ecosystem

• A food chain shows how all organisms within an ecosystem interact

• A food web shows linear feeding relationships between organisms in an ecosystem

• A food web is more complex and contains all of the food chains in an ecosystem

Tags

NGSS.MS-LS2-3