Ecology Study Guide

Match the following ecological levels of organization to it's description.

• multiple populations, no abiotic

• biome

• biotic and abiotic factors in an area

• community

• same species, same area

• ecosystem

• all area on Earth where organisms live

• population

• similar ecosystems around the world

• biosphere

The ______ is the ultimate source of energy for Earth.

Name two limiting factors for population size in an ecosystem. ______________

What does an herbivore eat?

• plants

• meat

• meat & plants

What does a carnivore eat?

• plants

• meat

• meat & plants

What does an omnivore eat?

• plants

• meat

• meat & plants

Which trophic level do carnivores and omnivores make up?

• producers

• primary consumers

• secondary-tertiary consumers

Which trophic level do herbivores make up?

• producers

• primary consumers

• secondary-tertiary consumers

Create a food chain using organisms found in our ecosystem.

A vulture is an example of a _______.

• decomposer

• scavenger