Ecology Test Review pt. 1

Which type of organism ONLY receives its energy from plants?

• carnivores

• omnivores

• herbivores

• decomposers

Which type of organisms are considered autotrophs?

• trees

• water

• grasshoppers

• lions

Which of the following is NOT an abiotic factor?

• sun

• trees

• water

• rocks

Which best explains why a pyramid is used to represent energy flow within an ecosystem?

• available energy INCREASES when moving up an energy pyramid

• size of the organism DECREASES when moving up a pyramid

• available energy DECREASES when moving up an energy pyramid

• population size of organisms INCREASE moving up a pyramid

The community of a forest is made up of all the.....

• the habitats in and around the forest

• biotic and abiotic factors in the forest

• limiting factors in the forest

• populations of bears, deer, raccoons, & other organisms

Which would be an example of a relationship between a herbivore and a carnivore?

• snake eating a rabbit

• caterpillar eating a leaf

• rabbit eating clover

• vulture eating a dead opossum

How much energy from the tomato plant is available to the cat?

• 100%

• 0.1%

• 10%

• 1%

What would this figure be called?

• food web

• food pyramid

• energy pyramid

• food chain

Which of the following would be considered consumers?

• herbivores

• decomposers

• carnivores

• all of the above

Which of the following feed on dead organisms?

• heterotrophs

• scavengers

• autotrophs

• chemotrophs