Energy Flow Notes Quiz

Where does all of life's energy come from according to the notes?

• The moon

• The ocean

• The sun

• Plants

What is primary productivity?

• The rate at which consumers use energy

• The rate at which producers make energy from sunlight

• The process by which animals hunt for food

• The speed at which plants grow

Which of the following is NOT a factor that affects primary productivity in plants?

• Soil quality

• Amount of water available to the plant

• Amount of sunlight available

• Carbon dioxide

What trace elements are mentioned as factors affecting primary productivity?

• Iron and magnesium

• Nitrogen and potassium

• Calcium and phosphorus

• Manganese and zinc

Primary productivity in plants can be affected by the availability of which gas?

• Oxygen

• Nitrogen

• Carbon dioxide

• Argon

What term is used to describe organisms that produce energy by capturing sunlight or using chemicals?

• Consumers

• Heterotrophs

• Autotrophs

• Carnivores

Which of the following is an example of a consumer?

• Algae

• Bacteria

• Rabbit

• Plant

How do most autotrophs obtain energy?

• Through chemosynthesis

• From consuming other organisms

• Through photosynthesis

• By breaking down minerals

What do autotrophs produce during the process of obtaining energy?

• Oxygen

• Carbon dioxide

• Sugar

• Water

What does a herbivore organism eat?

• Meat

• Plants

• Both plants and animals

• None of the above