Interactions Assessment

Which of the following is the largest to smallest level of organization in a biome?

• ecosystem, population, community, organism
• ecosystem, community, population, organism
• organism, population, community, ecosystem
• organism, community, population, ecosystem

All of the catfish in a pond ecosystem would be an example of which level of organization?

• ecosystem
• population
• community
• organism

All of the living things (grass, trees, fish, amphibians, reptiles, etc) in a pond would be an example of which level of organization?

• ecosystem
• population
• community
• organism

All the biotic and abiotic factors that make up a specific region in a biome is a/an

• ecosystem
• population
• community
• organism

Select all of the abiotic factors in this ecosystem.

• Sunlight and heat
• Water
• Oxygen
• Carbon Dioxide
• Mounds of dirt

Select all of the biotic factors in this ecosystem.

• Insects
• Fungi
• Trees and grass
• Bacteria
• Sunlight and heat

A hog's nutrients are taken from it by a tapeworm in its digestive tract

• mutualism
• commensalism
• parasitism
• cooperation
• competition

2 plants struggle against one another for sunlight, water, and nutrients

• mutualism
• commensalism
• parasitism
• cooperation
• competition

Mistletoe takes nutrients from an oak tree.

• mutualism
• commensalism
• parasitism
• cooperation
• competition

A cow stirs up insects on the ground. Cattle egrets then are able to see the insects and eat them. The cow is neither harmed nor helped.

• mutualism
• commensalism
• parasitism
• cooperation
• competition