SEAPORT ECOL-C100 MIDTERM QUIZ (2014)

QUESTION

1. Organisms that
feed only on plants are called
Detritivores
Omnivores
Carnivores
Herbivores
Decomposers
2. Which of the
following is NOT an example of an indicator species?
trout in water with
a specifric temperature requirement
birds that need a
large forested area
butterflies that
use a specific plant as food
frogs that take in
water and air though their skin
All are example of
indicatory species
3. A species in an
ecosystem that plays a central role in the health of that ecosystem, and whose
removal may cause the collapse of the ecosystem, is called a(n)
foundation species
indicator species
native species
keystone species
specialist species
4. One way that
species evolve over time to reduce niche overlap is called
competitive
exclusion principle
resource
partitioning
population
distribution
chemical warfare
mimicry
5. Aerobic
respiration requires
glucose and carbon
dioxide.
glucose and oxygen.
oxygen and water.
carbon dioxide and
water.
carbon dioxide and
oxygen.
6. The first law of
thermodynamics tells us that
Doing work always
creates heat.
Altering matter is
the best source of energy.
Energy cannot be
recycled.
Energy is neither
created nor destroyed.
Energy cannot be
converted.
7. Which of the
following is NOT a greenhouse gas?
carbon monoxide
water vapour
carbon dioxide
methane
nitrous oxide
8. Which of the
following is an example of a density dependent population control
Parasites
Predators
infectious diseases
competitors with
high niche overlap
all of these
answers
9. If grass stores
1,000 energy units received from sun, the ecological efficiency of the
ecosystem is 10%, and the trophic levels are grass > cow > human, how
many units of energy does the human receive of the original 1,000 units?
900
200
100
10
1
11. All of the
following are part of the freshwater aquatic life zones, EXCEPT
lakes
mangrove forests
inland wetlands
streams
rivers
12. In terms of
habitat destruction, the greatest eliminator of species is
pollution of
streams, lakes, and oceans
destruction of
coral reefs
destruction of
wetlands
plowing of
grasslands
deforestation in
tropical areas
13. The term
malnutrition refers to people who consume
low calories
low carbohydrates
too much meat
low protein, high
carbohydrate
high protein
14. In lakes, the
nutrient-rich water near the shore is part of the
limnetic zone
benthic zone
littoral zone
profundal zone
abyssal zone
15. With the Arctic
warming twice as fast as the rest of the world, which of the following organisms
is rapidly moving toward threatened status?
sea lions
walrus
polar bears
seals
arctic fox
16. Which of the
following is an ADVANTAGE of hydropower?
high methane
emissions
disruption of
downstream aquatic ecosystems
high-cost of energy
large land
disturbance
large untapped
potential
17. Even carefully
designed logging roads have harmful effects, including all of the following
EXCEPT
increased erosion
sediment runoff
into waterways
habitat
fragmentation
access to farms,
mines, and ranches
loss of diversity
18. Organisms in
this area must be able to avoid being swept away, crushed by waves, or being
left high and dry at low tides, and must survive daily on seasonal salinity and
temperature changes.
Estuaries
coastal wetlands
bathyal zone
intertidal zone
coral reefs
19. What can you do
to help sustain terrestrial biodiversity? All of the following are things each
of us can do, EXCEPT
Plant trees and
take care of them.
Recycle paper and
use recycled products.
Buy sustainable
wood and wood products.
Help restore nearby
degraded forests or grasslands
Do not plant your
yard with local plants
20. Late
successional plants are largely unaffected by plants at earlier stages of
succession, a factor called
Facilitation
Imperturbability
Inhibition
Tolerance
Intolerance
21. Which of the
following does NOT represent kinetic energy?
the wind blowing
flowing water
reservoir behind a
dam
ocean waves
electricity
22. Which of the
following is said to occur when one organism feeds on another organism, usually
by living on or in that other organism?
interspecific
competition
predation
parasitism
mutualism
commensalism
23. The highest
rate at which a renewable resource can be used indefinitely without reducing
its available supply is called
Conservation
Sustainable yield
Preservation
Recycling
All of these
answers
24. Scientists
classify energy as either
chemical or
physical
kinetic or
mechanical
potential or
mechanical
potential or
kinetic
chemical or kinetic
25. Which of the
following is NOT an abiotic factor?
Water
Potassium
Bacteria
Nitrogen
Sunlight
26. All of the
following are elements EXCEPT
water
oxygen
nitrogen
hydrogen
carbon
27. The mass number
is equal to the sum of the
neutrons and
isotopes
neutrons and
electrons
neutrons and
protons
protons and
electrons
ions and isotopes
28. When plotting
the number of individuals in a population against time the data yield a
J-shaped curve, which indicates which of the following?
logistic growth
environmental
resistance
exponential growth
carrying capacity
biotic potential
29. Carbon is a
major component of
water
the oceans
organic compounds
the atmosphere
hydrologic cycle
30. Effects of
pollution might include
being unable to see
the top of skyscrapers because of smog
destruction of a
statue in a city park by acid rain
spread of a disease
from an open dump
fish kills in lakes
and streams
all of these
31. It is necessary
to use energy to get energy. The difference between what you get and what you
use to get it is called
gain
loss
gross energy
profit
net energy
32. The middle,
partially melted zone of the interior of the earth is called the
crust
tectonic plate
core
mantle
magma
33. The greatest
marine biodiversity is located
in the bottom
region of the ocean
in the surface
region of the ocean
in the coastal
region of the ocean
in the open ocean
in coral reefs
34. Which of the
following is NOT true about surface fires?
They free valuable
mineral nutrients tied up in decomposing litter.
They release seeds
from cones of lodgepole pines.
They increase soil
erosion.
Wildlife requires
surface fires to maintain their habitats.
They help control
diseases.
35. Global oil
production peaks when
oil becomes cheap
and use increases
demand for oil
lessens
large new proven
reserves are located
maximum global rate
of production is reached
OPEC decides to
slow oil production
36. The lack of
sufficient water to meet the needs of the people in a country or region is
called
water deficit
water shortage
drought
hydrological
shortage
hydrologic cycle
37. The term
undernutrition refers to people who consume
low calorie diet
high calorie diet
low protein, low
carbohydrates
low protein, high
carbohydrates
high protein, low
carbohydrates
38. Deep lakes with
steep banks that have a small supply of plant nutrients are
oligotrophic lakes
eutrophic lakes
culturally
eutrophic lakes
hypereutrophic
lakes
mesotrophic lakes
39. The United
States uses what percentage of all the oil produced in the world?
6%
7%
8%
17%
23%
40. The most important factor in determining which biome is found in a
particular area is
soil type
topography
geology
climate
landforms

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