Unit 2 Review (Biosphere I)

A lizard self-amputating its tail when attacked by a predator is an example of which prey adaptation?

• autotomy

• thanatosis

• Specialists

• Generalist

An opossum playing dead is an example of which prey adaptation?

• autotomy

• thanatosis

• Specialists

• Generalist

This organism can perform photosynthesis. What trophic level does this organism belong to?

• Producer

• Secondary Consumer

• Decomposers

• Producers

What trophic level would a grizzly bear belong to?

• Producer

• Secondary Consumer

• Decomposers

• Scavenger

This owl preys on mice and moles. What trophic level does this owl belong to?

• Producer

• Secondary Consumer

• Decomposers

• Producers

This organism primarily feeds on dead plants and other dead matter in the soil. What trophic level is it part of?

• Producer

• Secondary Consumer

• Decomposers

• Producers

This organism lives in the ocean and makes its own food. What trophic level does this organism belong to?

• Producer

• Secondary Consumer

• Decomposers

• Producers

In a healthy ecosystem, how do the trophic levels compare?

• There are lots of producers, some primary consumers, and less apex predators

• Secondary Consumer

• Decomposers

• Producers

Which trophic level eats producers only?

• Producer

• Primary Consumer

• Decomposers

• Scavengers

Based off of the picture, what trophic level does this bear belong to?

• Producer

• Secondary Consumer

• Decomposers

• Scavengers