Ecology Post Test

Which of the following would be the definition of a detritivore?

• Animals that eat insects.
• Organisms that feed on rocks, recycling the nutrients back into the ground.
• Organisms that eat only pants
• Things that feed on dead organisms, recycling the nutrients back into the ground.

Which of the following is a decomposer?

• Bald Eagle
• Snail
• Mushroom
• Rat

A measure of the amount of differences in a community or ecosystem.

• Primary productivity
• Biodiversity
• Pioneer Species
• Quantitative Demography

The nonliving aspects of an ecosystem.

• Abiotic factors
• Biotic factors

A collection of organisms that belong to different populations but all live in the same area and interact with one another.

• Population
• Ecosystem
• Community
• Ecosphere

A place where an organism lives.

• Terrain
• Habitat
• Community
• Population

Consumers that eat only animals are?

• herbivores
• carnivores
• omnivores
• decomposer

Consumers that get their energy by eating only plants are?

• carnivores
• omnivores
• herbivores
• decomposer

As you move upward, from level to level, in an energy pyramid, energy _____.

• increases
• decreases
• stays the same
• increases exponentially

What type of growth model is this?

• exponential growth model
• logistic growth model
• Type I curve
• Type III curve