Energy Flow Ecology

The arrows in a food chain or web represents what?

• They point to the organism that is being eaten.
• It shows how sunlight flows within an ecosystem.
• They show what direction the energy is flowing between organisms. 
• They represent how water is transferred within a habitat.

An organism that obtains energy by consuming plants and animals.

• Omnivores
• Carnivores
• Herbivores
• Humans 

An organism that uses an outside source of energy like the sun to create energy-rich food molecules.

• Consumer
• Producer
• Decomposer
• Parasite 

A community of organisms and their abiotic environment.

• Environment

• Biosphere

• Ecosystem

• Community

What is one BIOTIC factor in this ecosystem?

• Soil

• Water weeds

• Sun

• Water

A member of one species is the definition of ____________.

• Ecosystem

• Community

• Population

• Individual Organism

What is a consumer? 

• Organism that creates their own food.
• Organism that eat other organisms for energy
• Organism that eat other dead organisms

Which of these organisms would receive energy from the snake?

• Plant
• Rabbit
• Mouse
• Hawk

An organism that gets energy from breaking down dead organisms, non-living material or waste is a(an) ___________.

• producer
• consumer
• decomposer
• autotroph

Organisms that create their own energy from sunlight or chemicals

• Herbivore
• Omnivore
• Autotroph
• Heterotroph