natural disasters
diseases
predation
If humans do not help endangered populations, the organisms are likely to become...?
Extinct
is the number of offspring produced over a given time period
What 6 things do all living things need to survive?
Food Water Air Shelter Space Sunlight
A healthy population that begins to decline may be listed as...?
what are endangered species?
What is a community?
All the populations of organisms living together in an environment
When a population is provided with ideal conditions; with an unlimited supply of resources, the population will grow exponentially (more/more rapidly)
Extinctions can occur after natural disasters, predation or damage to the environment e.g. pollution or deforestation