Unit 11: Ecology

Which is an abiotic factor?

• water
• dogs

• trees
• grass

Which level of organization does the image below fall under?

• Organism
• Population
• Community
• Ecosystem

Which level of organization does the image below fall under?

• Organism
• Population
• Community
• Ecosystem

Which level of organization does the image below fall under?

• Organism
• Population
• Community
• Ecosystem

Which term describes a relationship where one organism benefits and the other organism harmed or killed?

• commensalism

• mutualism

• parasitism

• competition

What are the Abiotic factors in this image? 

• water, sunlight, dirt, air
• birds and plants
• birds, water, dirt
• plants, water

Which of the following is not an abiotic factor?

• sun
• temperature
• soil
• grass

While exploring a desert ecosystem, which of the following would be considered an abiotic factor?

• Fungi

• Water

• Insects

• Birds

Match the following types of relationships to their descriptions:

• Parasitism

• One organism benefits at the expense of the other

• Commensalism

• One organism benefits while the other remains neutral

• Mutualism

• Both organisms benefit (help each other)

• Competition

• Both organisms are harmed by fighting over a resource

​ (a)   is a type of symbiosis in which both individuals

benefit.

• mutualism
• commensalism
• competition
• predation
• symbiosis
• parasitism