Question 1

All of the following statements are true concerning temperate lakes except:

Accepted Answer

A)  Fall and spring turnovers involve vertical mixing of temperature stratified waters. 
B)  During fall and spring turnover, the oxygen rich hypolimnion moves up to the epilimnion. 
C)  During late fall and early spring, a temperate lake has a uniform water temperature. 
D)  During the year, the hypolimnion's temperature does not change. 
E)  Fall and spring turnovers involve the wind. 
A)  Fall and spring turnovers involve vertical mixing of temperature stratified waters. 
B)  During fall and spring turnover, the oxygen rich hypolimnion moves up to the epilimnion. 
C)  During late fall and early spring, a temperate lake has a uniform water temperature. 
D)  During the year, the hypolimnion's temperature does not change. 
E)  Fall and spring turnovers involve the wind. B

Question 2

The oceans are the largest water reservoir on the planet.

Accepted Answer

A) True 
 B)False  True

Question 3

Which of the following rivers would have the highest salinity?

Accepted Answer

A)  Columbia River 
B)  Rio Negro 
C)  Pecos 
D)  They all have equally low salinity levels. 
E)  They all have equally high salinity levels. 
A)  Columbia River 
B)  Rio Negro 
C)  Pecos 
D)  They all have equally low salinity levels. 
E)  They all have equally high salinity levels. C

Question 4

Which of the following is the correct order of the major ocean basins from largest to the smallest?

Accepted Answer

A)  Atlantic, Pacific, Indian 
B)  Indian, Atlantic, Pacific 
C)  Pacific, Indian, Atlantic 
D)  Pacific, Atlantic, Indian 
E)  None of the choices are correct; all three ocean basins are of equal size 
A)  Atlantic, Pacific, Indian 
B)  Indian, Atlantic, Pacific 
C)  Pacific, Indian, Atlantic 
D)  Pacific, Atlantic, Indian 
E)  None of the choices are correct; all three ocean basins are of equal size

Question 5

Limnetic thermoclines are located in the _______________ zone.

Accepted Answer

The answer of Limnetic thermoclines are located in the _______________...

Question 6

Bottom dwelling aquatic organisms are called _______________.

Accepted Answer

The answer of Bottom dwelling aquatic organisms are called _______________....

Question 7

The timing and extent of tides are a function of all of the following except

Accepted Answer

A)  the moon's gravitational force. 
B)  the sun's gravitational force. 
C)  geography 
D)  the size of the body of water 
E)  salinity levels 
A)  the moon's gravitational force. 
B)  the sun's gravitational force. 
C)  geography 
D)  the size of the body of water 
E)  salinity levels

Question 8

Determine the sample median given the following data:

Accepted Answer

A)  8.5g 
B)  10.0g 
C)  9.0g 
D)  11.0g 
E)  12.5g 
A)  8.5g 
B)  10.0g 
C)  9.0g 
D)  11.0g 
E)  12.5g

Question 9

Limnetic spring and fall turnovers bring oxygen-poor water to the hypolimnion and nutrient-rich water to the epilimnion.

Accepted Answer

A) True 
 B)False

Question 10

Which of the following river dimension definitions is/are incorrect?

Accepted Answer

A)  active channel: riparian zone with seasonal flooding 
B)  wetted channel: water-laden year around 
C)  riffle: current of water 
D)  phreatic zone: transition from riparian to water column 
E)  hyporheic zone: transition between surface water and ground water 
A)  active channel: riparian zone with seasonal flooding 
B)  wetted channel: water-laden year around 
C)  riffle: current of water 
D)  phreatic zone: transition from riparian to water column 
E)  hyporheic zone: transition between surface water and ground water

Question 11

Which of the following vertical aquatic zones is correctly ordered?

Accepted Answer

A)  bathypelagic, mesopelagic, epipelagic, abyssal, hadal 
B)  epipelagic, mesopelagic, bathypelagic, abyssal, hadal 
C)  abyssal, bathypelagic, hadal, mesopelagic, epipelagic 
D)  epipelagic, bathypelagic, mesopelagic, hadal, abyssal 
E)  mesopelagic, abyssal, epipelagic, hadal, bathypelagic 
A)  bathypelagic, mesopelagic, epipelagic, abyssal, hadal 
B)  epipelagic, mesopelagic, bathypelagic, abyssal, hadal 
C)  abyssal, bathypelagic, hadal, mesopelagic, epipelagic 
D)  epipelagic, bathypelagic, mesopelagic, hadal, abyssal 
E)  mesopelagic, abyssal, epipelagic, hadal, bathypelagic

Question 12

In temperate lakes,fall blooms are occasionally followed by fish kills.

Accepted Answer

A) True 
 B)False

Question 13

Estuary waters are often stratified by salinity with _______ flowing over the top of _______.

Accepted Answer

A)  higher salinity river water, lower salinity ocean water 
B)  lower salinity river water, higher salinity ocean water 
C)  higher salinity ocean water, lower salinity river water 
D)  lower salinity ocean water, higher salinity river water 
E)  higher salinity ocean water, zero salinity river water 
A)  higher salinity river water, lower salinity ocean water 
B)  lower salinity river water, higher salinity ocean water 
C)  higher salinity ocean water, lower salinity river water 
D)  lower salinity ocean water, higher salinity river water 
E)  higher salinity ocean water, zero salinity river water

Question 14

Oceanic upwellings bring nutrient rich waters to the west coast of South America.

Accepted Answer

A) True 
 B)False

Question 15

Small head streams can be characterized by all of the following components except:

Accepted Answer

A)  energy source CPOM. 
B)  clear. 
C)  low oxygen content. 
D)  cool. 
E)  None of the choices are correct. 
A)  energy source CPOM. 
B)  clear. 
C)  low oxygen content. 
D)  cool. 
E)  None of the choices are correct.

Question 16

Oceanic water circulation systems are termed

Accepted Answer

A)  upwellings. 
B)  atolls. 
C)  ebbs. 
D)  gyres. 
E)  pulses. 
A)  upwellings. 
B)  atolls. 
C)  ebbs. 
D)  gyres. 
E)  pulses.

Question 17

The Great Lakes are troubled with invasive species.Which of the following aquatic organisms is considered invasive?

Accepted Answer

A)  zebra mussels 
B)  trout 
C)  darters 
D)  All of the choices are considered invasive. 
E)  None of the choices are considered invasive. 
A)  zebra mussels 
B)  trout 
C)  darters 
D)  All of the choices are considered invasive. 
E)  None of the choices are considered invasive.

Question 18

Eutrophic lakes are characterized by

Accepted Answer

A)  high oxygen content. 
B)  cool temperatures. 
C)  high nutrient levels. 
D)  deep and clear waters. 
E)  low biological productivity. 
A)  high oxygen content. 
B)  cool temperatures. 
C)  high nutrient levels. 
D)  deep and clear waters. 
E)  low biological productivity.

Question 19

The most significant photosynthetic inhabitants of the upper epipelagic zone of the open ocean are

Accepted Answer

A)  phytoplankton. 
B)  zooplankton. 
C)  kelp. 
D)  coral. 
E)  zooxanthellae. 
A)  phytoplankton. 
B)  zooplankton. 
C)  kelp. 
D)  coral. 
E)  zooxanthellae.

Question 20

Typically a shallow lake with large quantities of nutrients,high primary productivity,and large phytoplankton populations is _______ in color.

Accepted Answer

A)  deep blue 
B)  deep green 
C)  yellow 
D)  brown 
E)  red 
A)  deep blue 
B)  deep green 
C)  yellow 
D)  brown 
E)  red

Exam 3: Life in Water

All of the following statements are true concerning temperate lakes except:

The oceans are the largest water reservoir on the planet.

Which of the following rivers would have the highest salinity?

Which of the following is the correct order of the major ocean basins from largest to the smallest?

Limnetic thermoclines are located in the _______________ zone.

Bottom dwelling aquatic organisms are called _______________.

The timing and extent of tides are a function of all of the following except

Determine the sample median given the following data:

Limnetic spring and fall turnovers bring oxygen-poor water to the hypolimnion and nutrient-rich water to the epilimnion.

Which of the following river dimension definitions is/are incorrect?

Which of the following vertical aquatic zones is correctly ordered?

In temperate lakes,fall blooms are occasionally followed by fish kills.

Estuary waters are often stratified by salinity with _______ flowing over the top of _______.

Oceanic upwellings bring nutrient rich waters to the west coast of South America.

Small head streams can be characterized by all of the following components except:

Oceanic water circulation systems are termed

The Great Lakes are troubled with invasive species.Which of the following aquatic organisms is considered invasive?

Eutrophic lakes are characterized by

The most significant photosynthetic inhabitants of the upper epipelagic zone of the open ocean are

Typically a shallow lake with large quantities of nutrients,high primary productivity,and large phytoplankton populations is _______ in color.

Introduction to Ecology Historical Foundations and Developing Frontiers

Life on Land

Population Genetics and Natural Selection

Temperature Relations

Water Relations

Energy and Nutrient Relations

Socail Relations

Population Distribution and Abundance

Population Dynamics

Population Growth

Life Histories

Competition

Exploitative Interactions Predation, herbivory, parasitism, and Disease

Mutualism

Species Abundance and Diversity

Species Interactions and Community Structure

Primary Production and Energy Flow

Nutrient Cycling and Retention

Succession and Stability

Landscape Ecology

Geographic Ecology

Global Ecology

Filters

Estuary waters are often stratified by salinity with _ flowing over the top of _.