Ecology Lesson

Multiple Choice

An organism that needs to eat other organisms to obtain energy is known as a:

• Autotroph
• Producer
• Consumer

Multiple Choice

Which type of consumer is always a primary consumer?

• Herbivore

• Omnivore

• Carnivore

Multiple Choice

Where does the energy start in this food chain?

• Plant

• Sun

• Deer

• Wolf

Multiple Choice

What is a lily pad?

• autotroph

• heterotroph

Multiple Choice

relationship in which two species live closely together

• mutualism
• succession
• symbiosis

Multiple Choice

The rabbit in this food web would be considered a:

• Decomposer
• Secondary Consumer
• Primary Consumer

Multiple Choice

In this Food Web Pyramid Which type of consumer gets only 10% of the energy stored in plants?

• Herbivore
• Carnivore
• Omnivore

Multiple Choice

What are the Abiotic factors in this image? 

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

Multiple Choice

In the food web shown, the snail would be considered...

• primary consumer
• secondary consumer
• tertiary consumer

Multiple Choice

In the energy pyramid here, how much of the energy in the producers gets passed to the herbivores?

• 10%
• 20%
• 80%
• 90%

Multiple Choice

In an ecosystem, there are populations of moose, rabbits, grass, and pine trees. Suddenly, a fire blazes through the area, which kills all of the populations. As the months go on, new species of grass begin to take root. This attracts animals, and eventually the ecosystem is restored.

What type of ecological succession happened?

• Primary succession

• Secondary succession

Multiple Choice

The largest group of organisms found in a food web would be:

• Primary Consumers
• Producers
• Decomposers

Multiple Choice

Which organism recieves the least amount of energy from the producer?

• Owl
• Grasshopper
• Lilypad
• Mouse

Multiple Choice

If there is 1000 Kcal available in the producers in trophic level 1, how much energy is available in the herbivores in trophic level 2?

• 10 Kcal
• 1 Kcal
• 100 Kcal

Multiple Choice

What is a producer?

• an organism that gets energy from eating other organisms
• an organisms that uses sunlight to make its own food
• an organism that uses chemical energy to make its own food

Multiple Choice

What type of relationship is this?

• parasitism

• mutualism

• commensalism

• competition

Multiple Choice

symbiotic relationship in which both organisms benefit

• competition

• mutualism

• commensalism

Multiple Choice

What does a food web represent?

• All connections of energy flow throughout all organisms in a habitat.
• A single pathway or energy flow between organisms. 

Multiple Choice

The shrew provides energy for the _______?

• cricket
• grasshopper
• frog
• Snake

  and

  Hawk

Multiple Choice

A system comprising all the biotic and abiotic factors in an area and all the interacts among them

• Ecosystem

• Community

• Population