Unit 2 Test Review

Many species together in one place are called

• a community

• a niche

• a population

Which level of an energy pyramid is most likely to have the highest number of organisms?

• Producers

• Primary Consumer

• Tertiary consumers

• Secondary Consumers

The specific role in the environment a species plays is the

Which is not an example of an abiotic factor

• soil

• temperature

• bacteria

• rainfall

How much chemical energy is transferred from the producer level to the secondary consumer level in a food chain?

• 1/10

• 1/100

• 1/1000

• 1/5

What are the 4 types of Earth's Spheres

Biotic Factors refer to nonliving parts of an environment

• True

• False

Abiotic Factors refer to living organisms that inhabit an environment

• False

• True

A ___ is where an organism lives

A ___ niche is the role an organism can occupy without competition

• Realized

• Fundamental