Vocabulary
Resources in Ecosystems
Interactions in Ecosystems
Changing Ecosystems
Mrs. Kutzer
100

A _________________ consists of all the organisms  of the same species that live in the same area at the same time. 

population

100

Name 2 limiting factors.

Space, water, food, sunlight, temperature
100

What are the three types of symbiotic relationships?

Mutualism, parasitism, commensalism

100

What do we call it when we clear all the trees from an area?

Deforestation

100

What is my favorite color?

Yellow

200

________________ is any close relationship between different species.

Symbiosis

200

How would you order the following levels from smallest to largest?

Biosphere, molecule, ecosystem, population, organ

molecule > organ > population > ecosystem > biosphere

200

A lion, stalking, hunting, and eating a gazelle is an example of what kind of relationship? (2 words)

Predator-prey

200

What do you call a new species that moves into an area and disrupts the ecosystem?

Invasive species

200

How many children do I have, and how old are they?


Ezra is 2

300

What do you call it when there are too many of one species in an area?

Overpopulation

300

Explain the difference in extinct, endangered, and threatened species.

Extinct species have all died out and there are no more.

Endangered species' population is at risk of extinction.

Threatened species are at risk, but not yet endangered.

300

The hawk and the red fox both hunt and eat mice. This is an example of what type of relationship?

Competitive

300

Runoff from fertilizers used in farming to water systems is an example of _______________.

Pollution

300

Who is my favorite student?

No one, I woudl trade all of you for a single corn chip
400

What do you call the type of symbiosis where one species is helped and the other is harmed?

Parasitism

400

What is a biotic factor?

Any living thing

400

Ants in a colony all help collect food. This is an example of what kind of relationship?

Cooperative or Mutualistic

400

If an ecosystem is destroyed, what will happen to the animals that live there?

Extinction

400

What is my cat's name? (or what movie is she named after)

Mochi - Big Hero 6

500

___________________ is the process of a body of water becoming nutrient-rich.

enrichment

500
Is overpopulation a positive or negative thing for an ecosystem? Explain.

Negative.

When a population grows too large, there are not enough resources for everyone to survive. 

Can also cause harm to the environment.

Can also limit other populations' growth (predation).

500

Provide an example of commensalism. (or the definition)

A buffalo disturbing grasshoppers in the grass, then birds come along and eat the grasshoppers.

A remora using a shark for transportation.

A bird building a nest in a tree.

500

Name 2 things that disrupt dynamic equilibrium in an ecosystem.

Natural disruptions (wildfires, floods), resource extraction (mining, deforestation), pollution, invasive species, human impact

500

What is my favorite pokemon?

Chikorita


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