Autotrophs and Heterotrophs

Multiple Choice

Which of the following best describes the role of a giraffe in the transfer of energy within its ecosystem?

• Producer

• Primary consumer

• Decomposer

• Secondary consumer

Multiple Choice

Which of the following is a producer?

• Plants
• Deer

Open Ended

Why is the transfer of energy important in an ecosystem like the one shown in the image?

Multiple Select

Which of the following are examples of autotrophs?

• Plants

• Algae

• Rabbits

• Bacteria

Multiple Choice

Which of the following statements best describes autotrophs?

• Organisms that use sunlight to make their own food

• Organisms that consume other organisms for food

• Organisms that only live in water

• Organisms that cannot survive without oxygen

Open Ended

Explain how chemotrophs differ from other types of autotrophs.

Multiple Choice

Which of the following organisms is NOT a heterotroph?

• Rabbit

• Deer

• Mushroom

• Algae

Multiple Choice

What is the primary role of scavengers/detritivores in an ecosystem?

• They produce their own food using sunlight

• They feed on the tissue of dead organisms

• They only eat plants

• They live only in water

Fill in the Blank

Heterotrophs are also known as ___ because they consume other organisms to live.

Multiple Choice

Which of the following animals is a herbivore?

• Cow

• Lion

• Bear

• Shark

Fill in the Blank

Omnivores eat both plants and ___.

Multiple Select

Select all organisms that are decomposers from the following list:

• Mushroom

• Tiger

• Bacteria

• Giraffe

Multiple Choice

How confident do you feel about your understanding of energy transfer after this lesson?

• Very confident

• Somewhat confident

• Not very confident

• Not at all confident

Open Ended

What is one question you still have about how energy is transferred in ecosystems?