BIO 3001 - Final Exam questions with verified
answers graded A+ updated
-Ecology: the scientific study of the interactions between organisms and the
1. The view from
environment
space - it's one
-The Concept of the biosphere comes from the space age.
world.
Launching satellites and looking down on the earth and seeing it as a single and
What is ecology?
fragile unit, seeing the zone (thin skin) where life exists as a very shallow region
Where does the
from the depths of the ocean up into the atmosphere
concept of bios-
-Any disturbance (event such as a storm, fire, or human activity that changes a
phere come
community, removing organisms from it and altering resource availability) can
from, what did
have worldwide ettects with climate change, forest fires, natural disasters
satellites see?
-Hurricanes and other storms create openings for new species in many tropical
What leaves
and temperate forests and can alter forest composition.
worldwide ef-
-Without periodic burning, broadleaf trees tended to replace the pines. Forest
fects?
managers now use fire as a tool to help maintain many coniferous forests
What can alter
forest composi-
tion?
How are conifers
maintained?
-The basis for life is: Solar energy is most intense in the tropics and attenuated -
2. The earth's envi-
stretched out - at the poles.
ronments are di-
-The tilt of the earth creates opposite seasons in the two hemispheres.
verse.
-The rotation of the earth causes air and water to flow and convection cells to
What is the basis develop
for life? -Land and oceans divide surface environments and creates problems
What does the tilt
of earth do?
What does the
rotation of the
earth do?
-Earth's curved shape causes latitudinal variation in the intensity
3. Incoming solar
of sunlight
energy
,BIO 3001 - Final Exam questions with verified
answers graded A+ updated
-Because sunlight strikes the tropics (those regions that lie between 23.5° north
What does latitude and 23.5° south latitude) most directly, more heat and light per unit of
Earth's curved surface area are delivered there
shape do? -Solar energy is not equal everywhere, its highest over the equator and lowest
Where does sun- where it's stretched out and intennuated in the polar regions
light strike more -Under the 90 degree North Pole is the where there is a low angle of sunlight
directly? -At 23.5 degree North is where there is a tropic of cancer
How is solar en- -At 0 degrees is the equator with the sun overhead at equinoxes
ergy distributed? -At 23.5 degrees South is where there is a tropic of capricorn
Where is there a -At 90 degrees South is the south pole or the low angle of incoming sunlight
low angle of sun-
light?
4. Axis tilt and sea- -seasonal changes in wind patterns alter ocean currents, sometimes causing the
sons upwelling of cold water from deep ocean layers
-Because Earth is tilted on its axis relative to its plane of orbit around the sun, the
What do sea- intensity of solar radiation varies seasonally and gives us opposite seasons in the
sonal changes North and South hemispheres
in wind patterns -The changing angle of the sun over the course of the year also attects local
do? environments
What happens -This variation is smallest in the tropics and increases toward the poles
because Earth is -Coastal regions are also generally wetter than inland areas at the same latitude
tilted on its axis? -The June Solstice is at the constant tilt of 23.5 degrees: Northern Hemisphere tilts
What does the toward sun and has longest day and shortest night; Southern Hemisphere tilts
changing angle away from sun and has shortest day and longest night
of the sun do? -The September equinox: Equator faces sun directly; neither pole tilts toward sun;
What is variation all regions on Earth experience 12 hours of daylight and 12 hours of darkness
highest and low- -The December solstice: Northern Hemisphere tilts away from sun and has short-
est in? est day and longest night; Southern Hemisphere tilts toward sun and has longest
day and shortest night
,BIO 3001 - Final Exam questions with verified
answers graded A+ updated
-The March equinox: Equator faces sun directly; neither pole tilts toward sun; all
regions on Earth experience 12 hours of daylight and 12 hours of darkness
5. Atmospheric cir- -redistributes heat over earth's surface by exchanging warm tropical air with cold
culation polar air
-Solar radiation near the equator = initiates a global pattern of air circulation and
What is ex- precipitation
changed? -High temperatures in the tropics evaporate water from Earth's surface and cause
What does so- warm, wet air masses to rise (blue arrows) and flow toward the poles
lar radiation near -The high-altitude air masses, now dry, descend (tan arrows) toward Earth around
the equator do? and how are bio- mes affected?
What does high
temps in tropics
mean?
What does the
rotation of Earth
do?
6. Major terrestrial
environments
What are bio-
mes?
What do conti-
nents broaden to
,BIO 3001 - Final Exam questions with verified
answers graded A+ updated
30° north and south, absorbing hemisphere has more in Antarctica
moisture from the land and -Endemics: species that only live where they are native
creating an arid climate
-The rotation of the Earth moves the
atmosphere laterally and causes
wind
The unequal distribution of solar
energy causes convection within
the atmosphere and sinks 30
degrees north and south
-There are global air circulation and
precipitation patterns
-Biomes, major life zones, are
distributed north and south of
the equator in approximate
mirror images
-But continents broaden to the
north and taper to the south.
This makes the biomes will be
much more extensive in the
northern hemisphere.
-And the continents of the
southern hemisphere are widely
separated. If you want to go
look for cold land areas, there's
lots of them in the Northern
hemisphere but not on major
continents and the Southern
answers graded A+ updated
-Ecology: the scientific study of the interactions between organisms and the
1. The view from
environment
space - it's one
-The Concept of the biosphere comes from the space age.
world.
Launching satellites and looking down on the earth and seeing it as a single and
What is ecology?
fragile unit, seeing the zone (thin skin) where life exists as a very shallow region
Where does the
from the depths of the ocean up into the atmosphere
concept of bios-
-Any disturbance (event such as a storm, fire, or human activity that changes a
phere come
community, removing organisms from it and altering resource availability) can
from, what did
have worldwide ettects with climate change, forest fires, natural disasters
satellites see?
-Hurricanes and other storms create openings for new species in many tropical
What leaves
and temperate forests and can alter forest composition.
worldwide ef-
-Without periodic burning, broadleaf trees tended to replace the pines. Forest
fects?
managers now use fire as a tool to help maintain many coniferous forests
What can alter
forest composi-
tion?
How are conifers
maintained?
-The basis for life is: Solar energy is most intense in the tropics and attenuated -
2. The earth's envi-
stretched out - at the poles.
ronments are di-
-The tilt of the earth creates opposite seasons in the two hemispheres.
verse.
-The rotation of the earth causes air and water to flow and convection cells to
What is the basis develop
for life? -Land and oceans divide surface environments and creates problems
What does the tilt
of earth do?
What does the
rotation of the
earth do?
-Earth's curved shape causes latitudinal variation in the intensity
3. Incoming solar
of sunlight
energy
,BIO 3001 - Final Exam questions with verified
answers graded A+ updated
-Because sunlight strikes the tropics (those regions that lie between 23.5° north
What does latitude and 23.5° south latitude) most directly, more heat and light per unit of
Earth's curved surface area are delivered there
shape do? -Solar energy is not equal everywhere, its highest over the equator and lowest
Where does sun- where it's stretched out and intennuated in the polar regions
light strike more -Under the 90 degree North Pole is the where there is a low angle of sunlight
directly? -At 23.5 degree North is where there is a tropic of cancer
How is solar en- -At 0 degrees is the equator with the sun overhead at equinoxes
ergy distributed? -At 23.5 degrees South is where there is a tropic of capricorn
Where is there a -At 90 degrees South is the south pole or the low angle of incoming sunlight
low angle of sun-
light?
4. Axis tilt and sea- -seasonal changes in wind patterns alter ocean currents, sometimes causing the
sons upwelling of cold water from deep ocean layers
-Because Earth is tilted on its axis relative to its plane of orbit around the sun, the
What do sea- intensity of solar radiation varies seasonally and gives us opposite seasons in the
sonal changes North and South hemispheres
in wind patterns -The changing angle of the sun over the course of the year also attects local
do? environments
What happens -This variation is smallest in the tropics and increases toward the poles
because Earth is -Coastal regions are also generally wetter than inland areas at the same latitude
tilted on its axis? -The June Solstice is at the constant tilt of 23.5 degrees: Northern Hemisphere tilts
What does the toward sun and has longest day and shortest night; Southern Hemisphere tilts
changing angle away from sun and has shortest day and longest night
of the sun do? -The September equinox: Equator faces sun directly; neither pole tilts toward sun;
What is variation all regions on Earth experience 12 hours of daylight and 12 hours of darkness
highest and low- -The December solstice: Northern Hemisphere tilts away from sun and has short-
est in? est day and longest night; Southern Hemisphere tilts toward sun and has longest
day and shortest night
,BIO 3001 - Final Exam questions with verified
answers graded A+ updated
-The March equinox: Equator faces sun directly; neither pole tilts toward sun; all
regions on Earth experience 12 hours of daylight and 12 hours of darkness
5. Atmospheric cir- -redistributes heat over earth's surface by exchanging warm tropical air with cold
culation polar air
-Solar radiation near the equator = initiates a global pattern of air circulation and
What is ex- precipitation
changed? -High temperatures in the tropics evaporate water from Earth's surface and cause
What does so- warm, wet air masses to rise (blue arrows) and flow toward the poles
lar radiation near -The high-altitude air masses, now dry, descend (tan arrows) toward Earth around
the equator do? and how are bio- mes affected?
What does high
temps in tropics
mean?
What does the
rotation of Earth
do?
6. Major terrestrial
environments
What are bio-
mes?
What do conti-
nents broaden to
,BIO 3001 - Final Exam questions with verified
answers graded A+ updated
30° north and south, absorbing hemisphere has more in Antarctica
moisture from the land and -Endemics: species that only live where they are native
creating an arid climate
-The rotation of the Earth moves the
atmosphere laterally and causes
wind
The unequal distribution of solar
energy causes convection within
the atmosphere and sinks 30
degrees north and south
-There are global air circulation and
precipitation patterns
-Biomes, major life zones, are
distributed north and south of
the equator in approximate
mirror images
-But continents broaden to the
north and taper to the south.
This makes the biomes will be
much more extensive in the
northern hemisphere.
-And the continents of the
southern hemisphere are widely
separated. If you want to go
look for cold land areas, there's
lots of them in the Northern
hemisphere but not on major
continents and the Southern
