Food Chains/Food Webs

Multiple Choice

A plant is a...

• Producer/Autotroph

• Heterotroph/Consumer

• Decomposer

Multiple Choice

A lion is a...

• Consumer

• Producer

• Decomposer

Multiple Choice

The grass is a...

• Primary Consumer

• Producer

• Secondary Consumer

• Tertiary Consumer

Multiple Choice

The grasshopper is a...

• Primary Consumer

• Producer

• Secondary Consumer

• Tertiary Consumer

Multiple Choice

The mouse is a...

• Primary Consumer

• Producer

• Secondary Consumer

• Tertiary Consumer

Multiple Choice

The owl is a...

• Primary Consumer

• Producer

• Secondary Consumer

• Tertiary Consumer

Multiple Choice

What happens to the energy in the pyramid as you move up?

• It increases by 100%

• Only 10% moves on

• It stays the same

• None of these.

Multiple Choice

What happens to the remaining 90% of energy that isn't transferred to the next trophic level?

• It is stored for later use

• It is lost as heat and through life processes

• It is converted into water

• It is transferred to decomposers only

Multiple Choice

Which level of the food pyramid typically has the most energy available?

• Tertiary Consumers

• Secondary Consumers

• Primary Consumers

• Producers

Multiple Choice

In a food web, what happens if one species becomes extinct?

• The food web will become more stable with fewer species.
• The extinction of one species has no impact on the food web.
• The extinction of one species can disrupt the food web and affect the populations of other species.
• All species will thrive if one species goes extinct.