Introduction to Ecology

Introduction to Ecology

Open Ended

What evidence do you have that living organisms require non living things?

Multiple Choice

A biosphere can contain a planet that life does not exist.

• True

• False

Open Ended

What is one biotic factor in this photo?

Open Ended

What is one abiotic factor in this photo?

Multiple Choice

A population includes organisms of different species.

• True

• False

Open Ended

What is a resource that you need to survive?

Multiple Choice

Resources are unlimited.

• True

• False

Open Ended

Put the following in order from largest to smallest.

Ecosystem, organism, biome, community, biosphere, population

Open Ended

What is one example of a producer?

Open Ended

There are different types of consumers. Primary consumers consume producers. Secondary and tertiary consumers consumer other consumers. What is one example of an organism that would be considered to be a primary consumer?

Multiple Choice

What kind of consumer eats other animals for energy?

• Herbivores

• Carnivores

• Omnivores

Multiple Choice

A black bear eats small animals as well as berries for energy. What type of consumer is it?

• Herbivore

• Carnivore

• Omnivore

Multiple Choice

Decomposers are not that important to the ecosystem. The ecosystem could probably function properly without them.

• True

• False

Multiple Choice

A commensalism relationship is a relationship between two organisms where both organisms benefit from the relationship.

• Correct

• Incorrect

Multiple Choice

Your friend drank contaminated water and started losing a mass amount of weight. After being hospitalized it was found that your friend had a tapeworm. What kind of symbiotic relationship is this an example of?

• Commensalism

• Parasitism

• Mutualism

Multiple Choice

Barnacles float around as plankton until they find a place to live out the rest of their lives. Many times barnacles are found embedded in the skin of whales. They do not cause harm to the whales, but they are given a place to live. What kind of ecological relationship is this?

• Commensalism

• Parasitism

• Mutualism

Multiple Choice

Humans have their own internal flora. This is a natural amount of bacteria that lives in your digestive tract. This natural flora helps break down food for you and helps with digestion. This bacteria eats the rest of undigested food. What kind of relationship is this?

• Commensalism

• Parasitism

• Mutualism

Multiple Choice

As you move up trophic levels you increase the energy at that level.

• True

• False

Multiple Choice

How much energy transfers up each trophic level in an ecosystem?

• 0.1%

• 1%

• 10%

• 100%

Multiple Choice

Which representation of energy transfer more complex and correct?

• Food Chain

• Food Web

Open Ended

How do nutrients cycle through the environment? What evidence do you have that nutrients cycle?

Open Ended

What is one thing you learned about water or carbon cycle from the video?

Multiple Choice

What converts nitrogen into usable forms for organisms?

• Lightning

• Bacteria

• None of these

• Both of these

Open Ended

How did the video demonstrate biological magnification?