The total number of biotic factors inhabiting a country, city, ecosystem or any district or area.
100
What events took place on Easter Island
Easter island was an example of whan happens when a location is not sustained. All the resources were depleted turning the inhabitants into cannibals, eventually the population decreased allowing for the people to eat natural food and revert from eating other people.
100
what is extinction?
a soecies that is completly wiped out.
100
What is a resource?
An object with a use.
100
what is a food cain?
a series of organisms interrelated in their feeding habits, the smallest being fed upon by a larger one, which in turn feeds a still larger one, etc.
200
What are 2 populatoin factors affecting the Asian Rainforest?
Amount of human interaction (forestry).
hunting
200
Where is it located?
It's an island in the S Pacific, W of and belonging to Chile. about 45 sq. mi (117 sq. km)
200
How can extinction be avoided?
by not disturbing any animals habitat or its food source
200
coal, oil, minerals/metals
These are all non renawble resources.
200
what happens when you remove a food source from a food chain?
The rest of the food chain colapses.
300
What is 1 way method humans use to control population in the Asian Rainforest.
Hunting regulations
300
what was the population of easter island before everyone started killing eachother?
estimated 2000-3000 people
300
Name why pandas went extinct?
illegal hunting and lack of bamboo
300
What resource is harvested from the Chinese/Asia
Rainforest?
Wood
300
How do humans disrupt a food chain.
Humans might over abuse a animal causing its predators to starve and die.
400
Why is it important to maintain a constant population?
so a species doesn't go extinct
or overpopulate an area
400
How much did the population drop after the cannabilsm took place
1000-2000 people were murdered.
400
Whats black, white, and Asian thats almost extinct?
panda
400
Why should we respect our resources?
So there is resources for future generations.
400
What would happen if we had no herbavors?
Every living thing would die except the plants, the plants would eventually overpopulate.
500
What happens when a species overpopulates an area?
The prey of the sepecies will be wiped out due to the enormous amount of predators.
500
What did they use the trees for excluding fire and shelter?
fishing poles, boats, spears, torch, traps
500
What is 1 cause that forces something to go extinct that isn't humans?
natural disasters
500
What are the 2 most important renewable resources?
water & plants
500
What is the difference between a food chain and a food web?
A food chain is written from right to left on a single horizantal axis as for the food webit is written as a web.