Ecosystems
Resources and their impact
Relationships
Relationships cont
100

What is a Species? 

a. all the organisms of the same species that live in the same area at the same time?


b. A group of organisms that have similar traits and are able to produce fertile offspring?

100

What is an example of a resource?

Food, water, shelter

100

What is a symbiotic relationship?

It is a close, long-term relationship between two species 
100

What is a predator-prey relationship?

One organism eats the other.

200

What is a population?

a. all the organisms of the same species that live in the same area at the same time?


b. all the populations of different species that live together in the same area at the same time?

200

What is a limiting factor?

anything that restricts the size of a population

200

What is commensalism?

A symbiotic relationship that benefits one species but does not harm or benefit the other. 

200

What is a cooperative relationship?

One which the organisms work together for survival

300

What is a community?

a. all the organisms of the same species that live in the same area simultaneously?


b. all the populations of different species that live together in the same area simultaneously?

300

What is overpopulation?

when a population's size grows so large it causes damage to an environment

300

What is paratism?

A symbiotic relationship that benefits one species but DOES harm the other species

300

What is competitive relationships?

Organisms that share the same habitat and compete for resources

400

What is an Ecosystem?

a. all the organisms of the same species that live in the same area at the same time?


b. all the living and nonliving things in an area?

400

What is carrying capacity?

The largest number of individuals of one species that an ecosystem can support

400

What is mutualism?

A symbiotic relationship that benefits both species

400

Give an example of a competitive relationship

.......

500

What is a biosphere?

a. all the organisms of the same species that live in the same area at the same time?


b. all the ecosystems on the earth?

500

What happens when a population reaches its carrying capacity? And Why?

The population stops increasing because it has reached the largest number of animals in a species that it can hold 

500

Give an example of any of the types of relationships above!

......

500

Give an example of a predator-prey relationship

.....