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Enviornmental Science

systematic approach learning about the enviornment and an applied interdisciplinary field with an emphasis on solving problems

Most enviornmental problems result from

complex, interrelated problems

Ideally, science is

methodical and logical

Hypothesis

proposed explanation based on observation

Generally, distinguished scientists

may have different interpretations of the same evidence

Proof in science is always

open to question

Inductive reasoning

reasoning from detailed facts to general principles

Utilitarian conservationists, including Gifford Pinchot and Theodore Roosevelt, supported forest conservation in order to provide

homes, jobs, and recreation for people

Biocentric perservationists advocate saving natural areas for their

beauty and wildlife habitat

All living organisms are made up of

organic molecules

Photosynthesis is the process of

converting sunlight into chemical bond energy

The process of cellular respiration releases

energy from chemical bonds of molecules

Population

All members of a species that live in the same area at the same time

Evolution occurs as a result of

better survival or reproduction rates by individuals with a particular characteristic

Symbosis

Living together

Biotic potential

Maximum number of offspring an organism can produce

Climax community

Relatively stable and long lasting

Malthus and Marx

disagreed about the root causes of over population, poverty, and social upheaval.

Demographic transition

A country's change from high birth and death rates to low birth and death rates

A demographic transition is expected to accompany

economic development and stabilization

T/F The most common reason that introduced species cause trouble is because they are larger than native species

False

T/F The introduction of a predator onto an island originally free from predators is likely to cause the extinction of a native species

True

T/F In general species diversity is higher near the poles than near the equator

False

T/F Nitrogen is an essential component of amino acids and proteins

True

T/F Photosynthesis is a step in the global nitrogen cycle

False

T/F Water expands when it crystallizes

True

T/F Sustainable development differs from traditional economic development in that it emphasizes economic development in the short term.

False

T/F Places in the world where indigenous people live tend to have high biodiversity.

True

T/F Parsimony is one of the basic principles of science.

True

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