Ecology Questions

True or false: Biodiversity is the measure of the variety of species in the world

The _ is all of the physical, chemical, and biological factors and processes that determine the growth and survival of an organism or community of organisms

The _ is the percent of individuals in a population that die each year

True or false Overtime, when ecosystems are isolated, they can follow different evolutionary pathways and become separate species

Choose the wrong answer: A) Easter islands population declined from 20,000 to 15,000B) The Eastern island is seen by many historians as an example of the tragedy of the commons C) People in Rapa Nui developed an advanced culture D) Rapa Nui has been deforested by 1722

_ illustrate graphically how populations are apportioned according to age and gender

Choose the wrong answer: A) Community action is more likely the more important a resource is to a community B) The more communities know and understand about essential resources, the more likely is is that they will collaborate to use them C) Individuals committed to the future of the community and its resources are essential

_ are conditions that force people to emigrate

If a population increases because large numbers of people move in, the population has a _

If a population decreases because many people move out, the population has a _

_ is a multifaceted concept that includes life's basic necessities, such as food and shelter, as well as good health, social sustainability, and personal freedom

The rapid growth in our numbers is the "mother of all _"

Choose the wrong answer: A) The concept of environmental science is central to sustainability B) As human populations and their demand for resources grew, supplies of resourced decreasedC) By 1950, there were 2.5 billion people in the world D) To be sustainable, management policies had to recognize the different demands on the environment and its resources

If you are 20 years old, Earths population has grown nearly _ % since your birth

Choose the wrong answer: A) Each year, 0.2% of Earths forests are lost B) The species extinction rate is thought to be 100 times greater than the pre-human times C) More than 1% of Earths forests are damaged D) Nearly a third of marine fish stock are in decline

_ are conditions that encourage people to immigrant to into a country

The periods of human population growth (choose the wrong answer)

_ is an accounting framework by which corporations, nonprofit organizations, and even governments can measure three dimensions of performance: environmental, social, and economic

Choose the wrong one A) The first stage of the demographic transition, the pre-transition represent the period prior to economic development B) The fertility transition continued economic transition to industrial level C) In the mortality transition, society started to decline due to the high infant mortality rate D) The stability transition is characterized by a low birth rate and low death rate

People who study the size, density, and distribution of human populations are called _