Energy Flow in Ecosystems

Flow of Energy in an Ecosystem

By Gabriella Torres

Analyze the food web

Multiple Choice

What is the original source of energy in this food web?

• Algea

• The Sun

• Minnows

• Insect Larvae

Multiple Choice

Which organisms transfers the most energy?

• Algea

• The Sun

• Minnows

• Insect Larvae

Decomposers

Multiple Choice

Which of the following best explains the primary role of decomposers in ecosystems? Decomposers–

• break down dead organisms and recycle materials.

• provide an important source of food for many animals.

• change matter that is not food into matter that is food.

• extract water from soil and release it into the atmosphere

Multiple Choice

Which of the following would best complete this food chain?

• Producer

• Consumer

• Decomposer

• Animal

Analyze the food web - How many organisms receive energy from another?

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Multiple Choice

Which of the following organisms provides energy for more than one other organism in the food web?

• Otter

• Herring Gull

• Blue Crab

• Diamondback Terrapin

Analyze the food web

Multiple Choice

Which organism in the food web would be classified as a producer?

• Deer

• Squirrel

• Plant Seeds

• Field Mouse