Ecology Intro-PreAssessment

Which of the following is an example of a biotic factor?

• Sodium

• Water

• Oxygen

• Lichens

The lowest level of organization in ecology that contains both biotic and abiotic factors

• community

• population

• biosphere

• ecosystem

The particular role an organism plays in an ecosystem. 

• Consumer
• Predator
• Niche
• Symbiosis

These organisms break down organic matter and release it back into the environment. 
Ex: Bacteria, Fungi

• Carnivores
• Omnivores
• Detritivores
• Decomposers

What is the name for all the animals of the same species living in an ecosystem?

• Population
• Community

A group of very similar organisms that can mate and reproduce offspring of the same type

• Community

• Population

• Species

• Niche

All of the populations in a given area make up a ____________.

• community

• habitat

• ecosystem

• species

What is an area this is the interaction between biotic factors with each other AND with abiotic factors?

• community

• population

• ecosystem

• species

A frog eats a fly. The frog and fly are demonstrating ________.

• mutualism
• competition
• predator/prey
• parasitism

Where an animal lives is called the animal's ______

• wildlife
• habitat
• environment 
• carnivore