Flow of Energy

Flow of Energy

By Juan Zavala

Multiple Choice

What is a producer?

• Organism that consumes energy

• Organism that decomposes dead waste

• Organism that makes its own energy

• Organism that saves energy

Multiple Choice

What is a consumer?

• Organisms that obtain energy from plants or animals

• Organism that decomposes dead waste

• Organism that makes its own energy

• Organism that saves energy

Multiple Choice

What is a decomposer?

• Organism that obtains energy from plants or animals

• Organisms that break down dead waste into usable forms enriching soil

• Organism that makes its own energy

• Organism that saves energy

Open Ended

What do the following organisms do? 1.) Autotroph 2.)Heterotroph

Multiple Choice

What is a food chain?

• The development of plants and animals

• Decomposers convert matter into usable forms by soil-bacteria

• The interaction of different energy pathways

• A singular pathway of energy

Multiple Choice

What is a food web?

• The development of plants and animals

• Decomposers convert matter into usable forms by soil-bacteria

• The interaction of different energy pathways

• A singular pathway of energy

Multiple Choice

Which of the following organisms are primary consumers?

• Rabbit, mouse, grasshopper

• Hawk, snake, fox

• Owl, frog, rabbit

• Grasshopper, frog, snake

Multiple Choice

Which of the following organisms are tertiary consumers?

• Rabbit and mouse

• Snake and fox

• Snake and owl

• Frog and bird

Open Ended

Which of the following organisms are apex predators?

Open Ended

How much energy is transferred to the next trophic level?

Multiple Choice

What are trophic levels in the flow of energy?

• The position an organism occupies in the food chain

• Amount of energy transferred to the next level

• What organisms consume in the food web

Open Ended

What is the 10% rule?

Multiple Choice

If the grass contains 1000 kCals of energy, how much energy does the snake consume?

• 100

• 10

• 1

• .1