Autotrophs vs Heterotrophs Quiz

What process do autotrophs use to convert light energy into chemical energy?

• Cellular respiration

• Fermentation

• Photosynthesis

• Chemosynthesis

Which of the following is NOT a type of heterotroph?

• Herbivore

• Carnivore

• Omnivore

• Phototroph

How do autotrophs primarily produce their energy?

• By consuming organic molecules

• Through photosynthesis and/or chemosynthesis

• By breaking down proteins

• By absorbing nutrients from the soil

What is the main way heterotrophs intake nutrients?

• Photosynthesis

• Consuming other organisms

• Absorbing sunlight

• Chemosynthesis

Which of the following best describes a difference in cellular respiration between autotrophs and heterotrophs?

• Only heterotrophs perform cellular respiration.

• Only autotrophs perform cellular respiration.

• Both perform cellular respiration, but autotrophs also perform photosynthesis.

• Neither perform cellular respiration.

What role do autotrophs play in an ecosystem?

• They are primary consumers.

• They are secondary consumers.

• They are producers.

• They are decomposers.

In an energy pyramid, where do autotrophs typically reside?

• At the top

• At the bottom

• In the middle

• They are not part of the energy pyramid

Which type of heterotroph exclusively eats plants?

• Herbivore

• Carnivore

• Omnivore

• Detritivore

What is the chemical equation for photosynthesis?

Which of the following is a characteristic of chemosynthetic autotrophs?

• They use light energy to produce food.

• They use chemical energy from inorganic substances to produce food.

• They rely on the consumption of other organisms for energy.

• They perform photosynthesis in the absence of light.