Ecology & Nutrient Cycle Quiz Review

Refer to the food web diagram. The wolf is what type of consumer?  Select ALL that apply. 

• Producer

• Primary Consumer

• Secondary Consumer

• Tertiary Consumer 

Which of the following shows the correct levels of organization from largest to smallest?

• Population, biosphere, ecosystem, organism, community, biome

• Organelle, cell, tissue, organ, organ system, organism

• biosphere, biome, ecosystem, community, population, organism

• biosphere, community, ecosystem, biome, population, organism

Identify the biotic factors in this picture. Select ALL that apply.

• plants

• water

• fish

• rocks

Refer to the diagram. Which organism fixes nitrogen (nitrogen fixation) so that other organisms can use it?

• bacteria

• atmosphere

• plant leaves

• primary consumers

Refer to the diagram. Which letter represents an aquifer in the water cycle?

• A

• B

• C

• D

Refer to the food web. Which organism is in trophic level 3?

• wolf

• eagle

• butterfly

• plant

Refer to the ecological pyramid. Why is the owl section smaller than the plants section?

• There is less biomass of owls than grass.

• Owls weigh more than grass.

• There are more owls in an ecosystem than grass.

• The owls take up more space than grass.

Refer to the picture. This represents what part of the water cycle?

• precipitation

• aquifer

• transpiration

• evaporation

Refer to the food chain diagram. Which organism is the secondary consumer?

• plant

• grasshopper

• bird

• Snake

Plants take in carbon dioxide to complete photosynthesis. What do plants use the carbon dioxide to do?

• create glucose

• create more carbon dioxide

• purify the air

• produce water