Energy Transfer
Food Webs/Chains
Symbiosis
Vocabulary
Miscellaneous
100
Producers are located at the _________ of the energy pyramid.
What is the bottom?
100

What do the arrows in a food web/food chain represent?

What is energy flow?

100
A relationship where one organism benefits, and the other is adversely affected.
What is parasitism?
100
All the plants and animals in an area make up a ___________.
What is a community?
100
A system that includes all living organisms (biotic factors) in an area as well as its physical environment (abiotic factors) functioning together as a unit.
What is an ecosystem?
200
There are always more consumers than producers in an ecosystem. True or False?
What is false?
200
All food webs start with ___________.
What are producers / autotrophs / plants.
200
A relationship where one organism benefits, and the other organism is unaffected.
What is commensalism?
200

Competition between two organisms of the same species.

What is intraspecific competition. 

200

Define limiting factor.

What is any resource that restricts the growth of an organism or population within a community.

300

True or false? As you go up the energy pyramid, the amount of energy organisms get from the sun decreases. 

What is true?

300
What type of organism if found at the top of a food web?
What is a carnivore or a predator?
300
E. coli are bacteria that live in the gut of human beings. The human provides the ideal habitat for habitat for E. coli reproduction and the E. coli provides the vitamin K that we use. What is this relationship called?
What is a mutualistic relationship?
300

The specific role an organism has in its environment.

What is a niche?

300
These organisms (like you and me!) can't make their own food. All consumers are ________.
What is heterotrophs?
400

These organisms are at the top of the energy pyramid.

What are carnivores/quaternary consumers/apex predators?

400

Make a food chain with the following: mouse, snake, seeds, hawk (on the board with arrows)

What is seeds --> mouse --> snake --> hawk

400
Tapeworms live inside the human intestines and take nutrients from the human. The human being gets sick because of the tapeworm. What type of relationship is this?
What is a parasitic relationship?
400
An organism that eats only other animals is also known as ___________.
What is a carnivore?
400

These organisms recycle dead matter and waste into nutrients for the soil.

What are decomposers?

500
As energy goes from the sun to plants to consumers, the amount of energy that is transferred one level to another is _____%.
What is 10%?
500
When predators increase in a food web, what is the impact on the food web?
The number of prey decrease, and eventually, the predators run out of food to eat because they have hunted all the prey.
500
As bison walk through the grass, insects become active and are seen and eaten by cowbirds. This relationship neither harms nor benefits the bison. What kind of relationship is this?
What is a commensalistic relationship?
500
Organisms that can generate their own food are also known as producers, or ________________.
What are autotrophs?
500

What relationship occurs between a lion and a zebra?

What is predator/prey?

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