Question 1

What name is given to the region where sea meets land?

Accepted Answer

A) pelagic realm 
B) intertidal zone 
C) benthic realm 
D) aphotic zone 
A) pelagic realm 
B) intertidal zone 
C) benthic realm 
D) aphotic zone B

Question 2

Which nutrients often limit the distribution and abundance of photosynthetic organisms?

Accepted Answer

A) water and oxygen 
B) nitrogen and phosphorus 
C) carbon dioxide and nitrogen 
D) water and carbon dioxide 
A) water and oxygen 
B) nitrogen and phosphorus 
C) carbon dioxide and nitrogen 
D) water and carbon dioxide B

Question 3

Which of the following is NOT a cause of increasing CO₂ levels?

Accepted Answer

A) burning of fossil fuels 
B) home energy use 
C) production of manufactured goods 
D) creating compost piles from vegetable waste 
A) burning of fossil fuels 
B) home energy use 
C) production of manufactured goods 
D) creating compost piles from vegetable waste D

Question 4

Which of the following organisms are NOT ultimately dependent on sunlight for energy?

Accepted Answer

A) species that live in hydrothermal vent habitats 
B) migratory bird species 
C) marine species that live in the aphotic zone 
D) trees that have experienced "flagging" 
A) species that live in hydrothermal vent habitats 
B) migratory bird species 
C) marine species that live in the aphotic zone 
D) trees that have experienced "flagging"

Question 5

What fraction of Earth's surface has been altered by human use?

Accepted Answer

A) 25% 
B) 50% 
C) 75% 
D) 95% 
A) 25% 
B) 50% 
C) 75% 
D) 95%

Question 6

Which of the following is NOT a result of global warming?

Accepted Answer

A) changes in the breeding seasons of some species 
B) increased forest clearing for agricultural purposes 
C) melting permafrost 
D) shifts in the ranges of some species 
A) changes in the breeding seasons of some species 
B) increased forest clearing for agricultural purposes 
C) melting permafrost 
D) shifts in the ranges of some species

Question 7

Examine the figure below.Phytoplankton live in the ________.

Accepted Answer

A) photic zone and aphotic zone 
B) aphotic zone 
C) benthic realm 
D) photic zone 
A) photic zone and aphotic zone 
B) aphotic zone 
C) benthic realm 
D) photic zone

Question 8

Examine the figure below.Globally,the largest amount of water moves from ________.

Accepted Answer

A) the oceans to the atmosphere by evaporation 
B) land to the atmosphere by evaporation and transpiration 
C) the atmosphere to land by precipitation 
D) land to the oceans by surface and groundwater runoff 
A) the oceans to the atmosphere by evaporation 
B) land to the atmosphere by evaporation and transpiration 
C) the atmosphere to land by precipitation 
D) land to the oceans by surface and groundwater runoff

Question 9

What is a population?

Accepted Answer

A) a group of organisms living in a particular geographic area 
B) a group of organisms of the same species living in a particular geographic area 
C) a community as well as all the abiotic factors in a particular geographic area 
D) all of the organisms of a species existing at a particular time 
A) a group of organisms living in a particular geographic area 
B) a group of organisms of the same species living in a particular geographic area 
C) a community as well as all the abiotic factors in a particular geographic area 
D) all of the organisms of a species existing at a particular time

Question 10

What term applies to the physical and physiological changes experienced by astronauts who spend months in space?

Accepted Answer

A) acclimation 
B) adaptation 
C) camouflaging 
D) flagging 
A) acclimation 
B) adaptation 
C) camouflaging 
D) flagging

Question 11

Which of the following actions would increase your carbon footprint?

Accepted Answer

A) reusing or recycling items 
B) eating more vegetables and less meat 
C) eating more beef and less chicken 
D) walking instead of driving 
A) reusing or recycling items 
B) eating more vegetables and less meat 
C) eating more beef and less chicken 
D) walking instead of driving

Question 12

Wetlands ________.

Accepted Answer

A) are important in improving water quality 
B) include rivers,streams,ponds,and lakes 
C) are bodies of swiftly flowing water 
D) are found in the intertidal zone 
A) are important in improving water quality 
B) include rivers,streams,ponds,and lakes 
C) are bodies of swiftly flowing water 
D) are found in the intertidal zone

Question 13

In the oceans,global warming has ________.

Accepted Answer

A) decreased the amount of oxygen available 
B) benefited corals 
C) made the water more basic 
D) made the water more acidic 
A) decreased the amount of oxygen available 
B) benefited corals 
C) made the water more basic 
D) made the water more acidic

Question 14

What level of ecology is concerned with groups of individuals of different species?

Accepted Answer

A) community 
B) organism 
C) ecosystem 
D) population 
A) community 
B) organism 
C) ecosystem 
D) population

Question 15

What level of ecology is concerned with the adaptations of individuals?

Accepted Answer

A) community 
B) organismal 
C) ecosystem 
D) population 
A) community 
B) organismal 
C) ecosystem 
D) population

Question 16

What name is given to the seafloor?

Accepted Answer

A) pelagic realm 
B) intertidal zone 
C) benthic realm 
D) aphotic zone 
A) pelagic realm 
B) intertidal zone 
C) benthic realm 
D) aphotic zone

Question 17

Temperate zones ________.

Accepted Answer

A) have the coolest climates on Earth 
B) have milder climates than the tropics 
C) are relatively dry 
D) are concentrated in the polar regions 
A) have the coolest climates on Earth 
B) have milder climates than the tropics 
C) are relatively dry 
D) are concentrated in the polar regions

Question 18

If you study how two species of finches compete for food,you are trying to answer a question about ________.

Accepted Answer

A) community ecology 
B) population ecology 
C) organismal ecology 
D) ecosystems ecology 
A) community ecology 
B) population ecology 
C) organismal ecology 
D) ecosystems ecology

Question 19

has a GWP over 20 times higher than CO₂.However,CH₄ emitted today lasts for only about a decade in the atmosphere,while the GWP of CO₂ can last for thousands of years.What is a possible reason that CH₄ can have such a high GWP as compared to CO₂?

Accepted Answer

A) The 100-year time frame is too short of a time frame to compare CH₄ and CO₂. 
B) CH₄ absorbs more energy than CO₂. 
C) CH₄ is less efficient at trapping heat on Earth. 
D) CH₄ is not a proven greenhouse gas. 
A) The 100-year time frame is too short of a time frame to compare CH₄ and CO₂. 
B) CH₄ absorbs more energy than CO₂. 
C) CH₄ is less efficient at trapping heat on Earth. 
D) CH₄ is not a proven greenhouse gas.

Question 20

Which of these is a community?

Accepted Answer

A) all of the Staphylococcus aureus (a species of bacteria living on your skin 
B) all of the organisms living in your home 
C) all of the people living in your neighborhood 
D) all of the nut grass (considered a weed)in your backyard 
A) all of the Staphylococcus aureus (a species of bacteria living on your skin 
B) all of the organisms living in your home 
C) all of the people living in your neighborhood 
D) all of the nut grass (considered a weed)in your backyard

Exam 18: An Introduction to Ecology and the Biosphere

What name is given to the region where sea meets land?

Which nutrients often limit the distribution and abundance of photosynthetic organisms?

Which of the following is NOT a cause of increasing CO₂ levels?

Which of the following organisms are NOT ultimately dependent on sunlight for energy?

What fraction of Earth's surface has been altered by human use?

Which of the following is NOT a result of global warming?

Examine the figure below.Phytoplankton live in the ________.

Examine the figure below.Globally,the largest amount of water moves from ________.

What is a population?

What term applies to the physical and physiological changes experienced by astronauts who spend months in space?

Which of the following actions would increase your carbon footprint?

Wetlands ________.

In the oceans,global warming has ________.

What level of ecology is concerned with groups of individuals of different species?

What level of ecology is concerned with the adaptations of individuals?

What name is given to the seafloor?

Temperate zones ________.

If you study how two species of finches compete for food,you are trying to answer a question about ________.

has a GWP over 20 times higher than CO₂.However,CH₄ emitted today lasts for only about a decade in the atmosphere,while the GWP of CO₂ can last for thousands of years.What is a possible reason that CH₄ can have such a high GWP as compared to CO₂?

Which of these is a community?

Introduction: Biology Today

Essential Chemistry for Biology

The Molecules of Life

A Tour of the Cell

The Working Cell

Cellular Respiration: Obtaining Energy From Food

Photosynthesis: Using Light to Make Food

Cellular Reproduction: Cells From Cells

Patterns of Inheritance

The Structure and Function of Dna

How Genes Are Controlled

DNA Technology

How Populations Evolve

How Biological Diversity Evolves

The Evolution of Microbial Life

The Evolution of Plants and Fungi

The Evolution of Animals

Population Ecology

Communities and Ecosystems

Unifying Concepts of Animal Structure and Function

Nutrition and Digestion

Circulation and Respiration

The Bodys Defenses

Hormones

Reproduction and Development

Nervous,Sensory,and Locomotor Systems

The Life of a Flowering Plant

The Working Plant

Filters