Question 1

According to the river continuum,the main energy source for

Accepted Answer

A) small head streams is CPOM. 
B) small head streams is FPOM. 
C) small head streams is phytoplankton. 
D) large rivers is phytoplankton. 
E) large rivers is CPOM. 
A) small head streams is CPOM. 
B) small head streams is FPOM. 
C) small head streams is phytoplankton. 
D) large rivers is phytoplankton. 
E) large rivers is CPOM. A

Question 2

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 D

Question 3

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 B

Question 4

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

Question 5

What percentage of the earth's water supply is freshwater in rivers,lakes,and actively exchanged groundwater?

Accepted Answer

A) 97% 
B) 71% 
C) 2% 
D) <1% 
E) None of the choices are correct. 
A) 97% 
B) 71% 
C) 2% 
D) <1% 
E) None of the choices are correct.

Question 6

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 7

Oxygen is a major limiting factor in the distribution of intertidal organisms.

Accepted Answer

A) True 
 B)False

Question 8

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 9

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 10

The effects of currents in streams include all of the following except

Accepted Answer

A) organism size. 
B) organism shape. 
C) organism behavior. 
D) oxygen content. 
E) None of the choices are correct. 
A) organism size. 
B) organism shape. 
C) organism behavior. 
D) oxygen content. 
E) None of the choices are correct.

Question 11

Determine the sample median given the following data: $\begin{array} { | l | l | l | l | l | l | l | l | l | l | l | l | } 
\hline \text { Samples } & 1 & 2 & 3 & 4 & 5 & 6 & 7 & 8 & 9 & 10 & 11 \
\hline \text { Massi(g) } & 3 & 4 & 7 & 7 & 5 & 9 & 11 & 11 & 14 & 14 & 22 \
\hline
\end{array}$

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 12

A marsh is the junction between ________________ and _________________.

Accepted Answer

A) sea; land 
B) river; sea 
C) land; river 
D) estuary; land 
E) mangrove; sea 
A) sea; land 
B) river; sea 
C) land; river 
D) estuary; land 
E) mangrove; sea

Question 13

Bottom dwelling aquatic organisms are called _______________.

Accepted Answer

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

Question 14

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 15

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

Accepted Answer

A) True 
 B)False

Question 16

Estuaries are junctions between rivers and lakes.

Accepted Answer

A) True 
 B)False

Question 17

The oceans are the largest water reservoir on the planet.

Accepted Answer

A) True 
 B)False

Question 18

Which is not considered a reef?

Accepted Answer

A) atoll 
B) barrier 
C) kelp 
D) fringing 
E) None of the choices are correct. 
A) atoll 
B) barrier 
C) kelp 
D) fringing 
E) None of the choices are correct.

Question 19

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 20

Limnetic thermoclines are located in the _______________ zone.

Accepted Answer

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

Exam 3: Life in Water

According to the river continuum,the main energy source for

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

Which of the following vertical aquatic zones is correctly ordered?

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

What percentage of the earth's water supply is freshwater in rivers,lakes,and actively exchanged groundwater?

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

Oxygen is a major limiting factor in the distribution of intertidal organisms.

Oceanic water circulation systems are termed

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

The effects of currents in streams include all of the following except

Determine the sample median given the following data: Samples 1 2 3 4 5 6 7 8 9 10 11 Massi(g) 3 4 7 7 5 9 11 11 14 14 22

A marsh is the junction between ________________ and _________________.

Bottom dwelling aquatic organisms are called _______________.

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

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

Estuaries are junctions between rivers and lakes.

The oceans are the largest water reservoir on the planet.

Which is not considered a reef?

Eutrophic lakes are characterized by

Limnetic thermoclines are located in the _______________ zone.

Introduction to Ecology: Historical Foundations and Developing Frontiers

Life on Land

Population Genetics and Natural Selection

Temperature Relations

Water Relations

Energy and Nutrient Relations

Social 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

A marsh is the junction between and _.