Quiz #4 - Ecology

Symbiotic relationship where one species benefits and the other isn't helped or hurt.

• Mutualism
• Commensalism
• Parasitism
• Predation

Symbiotic relationship where both species benefit.

• Mutualism
• Parasitism
• Commensalism
• Predation

Symbiotic Relationship where one species benefits and the other species is harmed.

• Mutualism
• Commensalism
• Parasitism
• Predation

In an ecosystem when a resource is competed over by multiple organisms/species, it is considered to be a _______________ resource. 

• Limited 
• Competitive
• Non-renewable
• Renewable

The particular role an organism plays in an ecosystem. 

• Consumer
• Predator
• Niche
• Symbiosis

This term means life/living things

• Bio-
• Eu-
• -Ology
• Pro-

Organisms in this category get their energy from both plant and animal matter. 

• Producer
• Carnivore
• Detrivore
• Omnivore

Organisms that make their own food are known as ______________. 

• Omnivores
• Detrivores
• Heterotrophs
• Autotrophs

After the first trophic level - what percentage of energy is available  to each of the following levels?

• 100%
• 90%
• 10%
• 8.5%

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

• Carnivores
• Omnivores
• Detritivores
• Decomposers