First Nine Weeks Exam Flashcards
All nonrenewable resources are
exhaustible
What could be considered an ecosystem service?
ex. wetlands provide flood control for cities
what is an example of something that could decease your ecological footprint?
walking to school rather that driving
the book “silent spring” is associated with what person
rachel carson
a project started in Kenya to replant native trees in order to reduce soil erosion and improve the quality of lives by providing renewable fuel wood sources became known as the “green belt movement”. The founder of this movement was:
wangari maathai
the idea that economic improvement for the world’s poorest populations is possible without devastating the environment is known as:
sustainable development
the worst nuclear accident in history occurred in
chernobyl, ukraine
statistics are used in
analyzing data
a revolution in scientific thinking is known as a ``
paradigm shift
a testable explanation based on research alone is a
hypothesis
the first calculation needed to determine the standard deviation of a set of values is the
mean
on land, water that reaches the atmosphere from the surface of leaves does so through a process known as
transpiration
a non-example of a form of electromagnetic radiation is
a sound wave
the atomic number of nitrogen is 7. A neutral nitrogen-15 atom is composed of what:
7 protons, 8 neutrons, 7 electrons
a 2000 watt space heater was used for 3 hours and 30 minutes. How much energy did it use?
7kWh
what is a non-example of an ecosystem service
ozone depletion
name a major source of cultural eutrophication
fertilizer runoff
acid rain with a pH of 4 is more acidic than distilled water by a factor of
1000
name an organism that could be a tertiary consumer
lion
as a general rule of thumb, only about ___% of the energy in one consumer level is represented in the next higher level.
10
name a class of organisms that does not remove waste from the environment when feeding
carnivores
name 2 high energy molecules
atp and nadph
one calorie is equal to how many joules
4.184
organic compounds contain what element
carbon
acids are substances that give up what type of ions in water
hydrogen
the dependent variable is plotted on what axis
y
a special class of proteins that include catalysts are
enzymes
who was the first president of the sierra club and fought for the establishment of yosemite and kings canyon national parks
john muir
photosynthetic organisms such as phytoplankton would be most abundant in which oceanic zone
euphotic
which country would have the largest percentage of boreal forests
russia
the land area that delivers recharge to smaller tributary streams that flow into larger rivers in known as a
watershed
name a biome that has the a low average net primary productivity
tundra
this ecosystem is characterized by long, hot summers and moderate moist winters. it supports many small mammals, and most vegetation germinates after a period exposed to fire. it is mostly found along coastal areas such as the pacific coast of north america, the coastal hills of chile, and the mediterranean
chaparral
the building of a new highway in a heavily forested area the separates individuals of a beetle population living in the area. over time, the population can no longer reproduce with each other and become two distinct species. the mechanism for speciation in this event is
geographic isolation
name an accurate example of how ecological succession is likely to occur
lichens, grasses, shrubs, trees
traits that allow a species to survive in its environment represent
adaptation
name a practice that is damaging to species of coral
bottom trawling
how do sea otters protect kelp forests in the northern pacific ocean
eat sea urchins
when harmless species resemble poisonous or distasteful species gaining protection from predators it is called
batesian mimicry
on land, water that reaches the atmosphere from the surface of leaves does so through a process known as
transpiration
poisonous gas was accidentally released from a union carbide pesticide plant killing about 5000 people in
bhopal, india
