Ecology Review Questions

Which of the following trophic levels would have the least amount of energy?

• tertiary consumer

• producer

• secondary consumer

• primary consumer

Tags

NGSS.MS-LS2-3

How much energy is passed from one trophic level to the next?

• 10%

• 90%

• 50%

• 100%

Tags

NGSS.MS-LS2-3

What type of organism returns nutrients from dead organisms to the soil?

• decomposers

• insects

• scavengers

• carnivores

Tags

NGSS.MS-LS2-3

An ecosystem with many different species living there has...

• low biodiversity

• invasive species

• high biodiversity

• overpopulation

Tags

NGSS.MS-LS2-5

Which trophic level relies on sunlight for energy?

• producers

• primary consumers

• secondary consumers

• tertiary consumers

Tags

NGSS.MS-LS1-6

In the food web above, a large decrease in the number of rats will cause ____.

• an increase in the number of ants, tarantulas, and snakes

• an increase in the number of snakes, coyotes, and hawks

• a decrease in the number of snakes, coyotes, and hawks

• a decrease in the number of cacti and sagebrush plants

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Where does the energy start in this food chain?

• Plant
• Sun
• Deer
• Wolf

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

What are the organisms that break down dead stuff?

• Producers
• Consumers
• Decomposers
• Organisms

Tags

NGSS.MS-LS2-3

Snow, sleet, hail, and rain are all examples of  ________________. 

• evaporation
• condensation
• accumulation
• precipitation

Tags

NGSS.MS-ESS2-4

What is it called when plants give off water vapor as a waste product?

• condensation
• evaporation
• sublimation
• transpiration