What is DDT in the environment, published in Silent Spring?
100
First law of energy (thermodynamics)
What is energy cannot be created or destroyed?
100
Organisms that are disproportionately important to their ecosystem.
What is keystone species?
100
The biogeochemical cycle that most closely links all of the other cycles.
What is the water or hydrologic cycle?
200
Characteristics of developed countries.
What is developed countries have better infrastructure, slower population growth and a safer water supply?
200
John Muir developed...
What is the Sierra Club?
200
Pyramid that explains why there are typically only 4 - 5 links i a food chain.
What is energy pyramid?
200
Group of the same species living in the same place at the same time.
What is a population?
200
Form of nitrogen most usable to plants.
What is nitrates?
300
Causes of the logic of the commons breaking down (or why do we have a tragedy of the commons)
What is increase is population, decrease or constancy in resources, increase in technology?
300
The CCC was...
What is a group of unemployed men hired by the government to complete conservation projects?
300
Earth is an (open / closed) system regarding matter and a (open/ closed) system regarding energy.
What is closed and open?
300
The gradual change in species in an area in a given amount of time.
What is ecological succession?
300
Two most important factors in climate.
What is temperature and precipitation?
400
A sustainable society....
What is manages its economy & population size without doing irreparable environmental harm, satisfies the needs of its people without depleting Earth’s capital, protects the prospects of future generations of humans & other species and works with other countries
400
A community of living organisms interacting with one another and the physical and chemical factors of their nonliving environment is called
What is the ecosystem?
400
The 10 % rule-
What is 10 % of energy is transferred through a food chain and the rest is used as heat (metabolism)or waste?
400
The dividing up of limited assets, materials, and other desired items so that species with similar needs use them at different times, in different ways, or in different places is known as:
What is resource partitioning?
400
According to the latitudinal species diversity gradient, terrestrial species diversity:
What is decreases as you move away from the equator (0 degrees) towards the poles?
500
The IPAT formula-
What is Environmental Impact = population X affluence X technology?
500
A species which serves as an early warning sign that a community or ecosystem is being altered or degraded is termed:
What is an indicator species?
500
2nd law of thermodynamics-
What is energy can change forms but often dissipated?
500
A species that has a broad niche, that is they can live in many places, eat a variety of foods and tolerate a wide range of environmental conditions is:
What is a generalist species?
500
Explain convergent plate, divergent plate and transform plate boundaries.
What is convergent plates push together, divergent plates pull apart, and transform boundaries rub together?