Energy Flow through an ecosystem

Which type of organism is responsible for recycling the remains of a dead plant or animal to the soil?

• Producer
• Consumer
• Decomposer

Which gets all of its energy from the sun?

• Producer
• Consumer
• Decomposer

Which best describes animals that eat only plants?

• Primary consumer/herbivore
• Secondary consumer/Carnivore
• Tertiary consumer/Omnivore

Which of the following is a producer?

• ladybug
• turtle
• worm
• tulip

Deer and rabbit can both be found in forest ecosystems.  How are these two animals similar?

• They are both producers
• They are both consumers
• They are both decomposers

An organism that uses sunlight to create its own food is known as a:

• Producer
• Heterotroph
• Consumer
• Decomposer

What statement is true about energy in an ecosystem?

• energy for most ecosystems originates from the sun

• energy most often is released as light from an ecosystem

• energy flows from heterotrophs to autotrophs

• energy levels increase toward the top of the food chain

Deep sea vent bacteria get their energy from

• eating other bacteria.

• releasing sulfur.

• photosynthesis.

• chemosynthesis.

Consumers breakdown the macromolecules of the organisms they have eaten to release ATP in a process called

• photosynthesis.

• chemosynthesis.

• cellular respiration.

• ATP liberation.