An environmental gradient - ANSWER As you drive up and over Great Smoky
Mountains National Park, you will notice gradual changes to the ecosystems
as you reach higher elevations. This is an example of what?
deforestation - ANSWER The greatest threat to tropical rainforests is
resource availability - ANSWER Early in the 18th century, Thomas Malthus
recognized the connection between human population growth and ________.
less precipitation - ANSWER As you travel west between the Mississippi River
and the Rocky Mountains you encounter fewer trees and more grasses. This
is a result of what?
Solar energy is cycled through ecosystems - ANSWER Which of the following
statements is true regarding the functioning of ecosystems?
Coral reefs and tropical rain forests - ANSWER In the video we watched on
Biodiversity Decline, which two ecosystems were featured?
False - ANSWER When a population reaches carrying capacity, population
growth always stops.
tropical rainforest - ANSWER Biodiversity is partially influenced by net
primary productivity. The highest rates of NPP can be found in ________.
ecological footprint - ANSWER An estimate of the area of land needed to
supply human demands for resources is called
, number of species to decrease - ANSWER Species richness is affected by
many variables. As one travels to higher latitudes, one would expect ________.
The complimentarity effect - ANSWER Imagine an ecosystem that has a high
level of forest floor diversity. As a result of that diversity, different types of
root systems extend to nearly all levels of the soil, from the surface, all the
way down to bedrock, each drawing water and nutrients from their
respective level of the soil. This is an example of what?
A rain forest - ANSWER Which of the following ecosystems is likely to have a
higher level of biodiversity?
Exponential - ANSWER Which of the following best describes the typical
growth of biological populations?
7 billion - ANSWER The current total world population is nearest________.
Bacteria - ANSWER Which of the following is an example of a prokaryote?
Type II survivorship - ANSWER Populations in which the probability of dying
is constant at every age exemplify ________.
The wide variety of physical beak characteristics on Finches of the Galapagos
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