vocabulary
The beginning & the end
true or false?
feeding relationships
Staying alive
100

The living parts of an ecosystem.

What is biotic?

100

An organism that makes its own food.

What is a producer?

100

A herbivore is NOT a consumer

What is false

100
Which organism is a carnivore? bacteria, grass, wolf, or worm
wolf
100
Which is an example of parasitism?
a bird eating insects that bother an ox
a deer tick sucking blood from a dog's ear
a remora eating scraps from a shark's meal

What is a deer tick sucking blood from a dog's ear
200

The number of a certain type of species that an ecosystem can support.

What is carrying capacity?

200

The animal that eats plants

What is a herbivore?

200
A volcanic eruption is a natural cause for an ecosystem to change
What is true
200

Which organism is not a decomposer? earthworm, fungus, tapeworm, slug

tapeworm

200
This symbiotic relationship occurs when one organism benefits and another one is not affected
What is commensalism?
300
Th relationship between different kinds of organisms called
What is symbiosis?
300

The source of energy for a producer

What is the Sun?

300
There are 4 symbiotic relationship types
What is false
300
Which two organisms would you expect to compete with each other? birds and insects, deer and fish,  hyenas and cheetahs, or raccoons and sea turtles
hyenas and cheetahs
300
When a host organism allows another organism to feed off of it, this relationship is taking place
What is parasitism?
400
A contest among populations that need to get a certain amount of food, water, and shelter to survive
What is competition?
400

Organisms that deal with the leftovers.

What are decomposers?

400
an animal that only eats one type of food is at risk of becoming extinct if that food is taken away.
What is true
400
A spider builds a web in a field. The web catches grasshoppers, which the spider eats. What kind of relationship does the spider have with the grasshopper?
What is a predator-prey relationship
400

Sea anemones use their tentacles to sting their prey. However, fish like the clown fish are not harmed by the anemone's sting. They often live around the anemone's tentacles to get protection from predators. What type of symbiosis best describes this relationship between the clown fish and the sea anemone?

What is commensalism?

500
A diagram that shows the complex feeding relationships between different food chains in an ecosystem
What is a food web?
500
What percentage of energy is passed from the producers to the next level of consumers in an energy pyramid?
What is 10%
500
Different populations in a community often compete for the same resources
true
500
What is the order in which energy flows in an ecosystem?
sun->producer->consumer->decomposer
500
Name five abiotic factors
What is water, sunlight, rocks, soil, and air?
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