Flow of Energy

Which type of organism creates its own food?

• Autotrophes
• Heterotrophs

Which type of organism obtains the energy it needs by feeding on other organisms?

• Autotroph
• Heterotroph

Tags

NGSS.MS-LS2-3

Which type of organism breaks down dead organisms and waste, returning important nutrients to the environment?

• Detritivore
• Herbivore
• Omnivore
• Carnivore

Which type of organism only eats meat?

• Detritivore
• Herbivore
• Omnivore
• Carnivore

Which type of organism only eats plants?

• Detritivore
• Omnivore
• Carnivore
• Herbivore

Which type of organism eats plants and meat?

• Detritivore
• Omnivore
• Carnivore
• Herbivore

Which organism in the food chain shown is capable of producing its own chemical energy through the process of photosynthesis?

• Tuna
• Krill
• Shark
• Phytoplankton

In the food chain shown, the small fish are best classified as which of the following tropic levels?

• Primary Consumers
• Secondary Consumers
• Tertiary Consumers
• Quaternary Consumers

Tags

NGSS.MS-LS2-2

Approximately what percentage of the chemical energy found in the population of phytoplankton is passed on the the krill population?

• 1%
• 10%
• 25%
• 100%

Only a small portion of the energy available in the plant population is passed on to the primary consumers. What happens to most of the energy that is consumed by the primary consumers?

• It is eventually returned to the plant population.
• It is lost to the environment in the form of heat.
• It is used to convert carbon dioxide gas into sugars.
• It is converted back into its original form of solar energy.