The appropriate choice for the non-event is ...
... A. The costs of sewing machines began to increase.
_____
Interchangeable parts generally reduce costs and increase demand (and production).
The primary reason for why native peoples in california remained hunters and gatherers for hundreds of years after europeans arrived in the western hemisphere was because Both land and ocean provided an abundant food supply and resources.
human evolution is the process where humanbeing evolve according to the needs , so when there will be plenty of natural resources , then their basic needs get fulfilled by existing natural resources so they never tried to evolve themselves.
paleo-indians were living in an isolated continent , there was no fear of military attack , food scarcity, population migration , etc and there was no need for agriculture because they can get food from forest, river, ocean, etc. and their demand gets fulfilled by available natural resources , so they never tried to expand their research and never tried to adopt alien culture.
so even after hundred years of European arrival the native people of california remained hunter and gatherer.
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ANSWER IS:
A. Artificial translocation of organisms
B. Physical removal of organisms
D. Habitation modification
EXPLANATION:
Natural distributions of biomes are often severely modified by human activities through physical removal, habitat modification and artificial translocation of organisms.
Humans can alter natural distribution patterns astonishingly quickly
Artificial translocation of organisms :
It leads to introduction of exotic species that have an effect on crops and pets
Physical removal of organisms :
Physically organisms are removed by modification of landscape for civilization. It effects overall distribution patterns.
Habitat modification :
Habitat is the natural environment where an organism lives. Human activities are responsible for the alterations in the habitat of many organisms that leads to their extinction.
For example, because of tropical rain forest removal it leads to loss of 27 million acres of rain forest per year.
Ecosystem can also effects from rain forest removal. Biodiversity lost through extinction.
Answer:
Australia pull factors:
-job income
-job opportunites
-lots of space
-better life/cleaner air
-friends and family
Australia push factors:
-extreme weather/ natural disasters
-communal violence
-racism
-dangerous animals
