Concept 6 Practice

Type of relationship: A wolf eating a rabbit.

• Predator/prey

• Parasite/host

• Producer/consumer

• Competitors

Barnacles sometimes live on the outside surface of other larger shelled organisms without causing any harm. What is the ecological relationship?

• Mutualism
• Parasitism
• Commensalism
• Predator-Prey

Type of relationship: cow eating grass.

• Predator/prey

• Parasite/host

• Producer/consumer

• Competitors

An organism that helps to recycle nutrients within an ecosystem by eating dead or decaying organisms is a:

• Predator
• Autotroph
• Producer
• Decomposer

In a predator-prey relationship, when the population of the predator increases, the population of the prey will ____________.

• Increase

• Remain Stable

• Decrease

• Change unpredictably

Ants protect soft bodied aphids and in return the aphids feed the ants a sugary drink. What is the ecological relationship?

• Cooperation
• Parasitism
• Commensalism
• Mutualism

A honeybee and flower relationship in which the flower provides nectar for the honey and the honey can help pollinate other flowers is an example of ________________.

• Mutualism

• Parasitism

• Commensalism

• Competition

An organism that obtains energy from consuming the bodies of other organisms is known as a:

• Mutualist

• Autotroph

• Producer

• Heterotroph

______________ occurs when more than one individual or population tries to use the same limited resource.

• Niche
• Predator-prey
• Availability
• Competition

A relationship that describe a close interaction between two different species is known as what? (This is the broad "umbrella" term.)

• Biodiversity

• Symbiosis

• Predation

• Emigration