U2 L6: Energy Transfer in Ecosystems

Multiple Choice

The path that energy and nutrients follow is called?

• nutrient web
• food chain

• energy chain
• food ladder

Multiple Choice

Who are the main producers in lakes and oceans?

• Algae

• Whales
• Shrimps

• Fish

Multiple Choice

Organisms that cannot make their own food are called?

• photosynthesis
• producers
• autotrophs
• consumers

Multiple Choice

What are decomposers?

• Organisms that produce food through photosynthesis.
• Organisms that consume other organisms for energy.
• Organisms that break down dead or decaying organisms.
• Organisms that regulate the ecosystem.

Multiple Choice

An organism that uses energy from the Sun to make its own food is called?

• consumer
• predator
• producer
• decomposer

Multiple Choice

All food chain ends with ___________.

• decomposers

• consumers

• producers

• photosynthesis