Question 1

Greenhouse gases absorb photons from the _______ part of the spectrum,which are reradiated back from Earth and are _______ energetic than light received from the sun.

Accepted Answer

A)  visible;less 
B)  infrared;more 
C)  infrared;less 
D)  ultraviolet;more 
E)  ultraviolet;less 
A)  visible;less 
B)  infrared;more 
C)  infrared;less 
D)  ultraviolet;more 
E)  ultraviolet;less

Question 2

In ocean environments,the highest net primary productivity tends to be in coastal zones and upwelling zones,because they

Accepted Answer

A)  receive the most rainfall. 
B)  receive constant inputs of nutrients. 
C)  are all in temperate or tropical zones. 
D)  are shallow and therefore receive the most sunlight. 
E)  are close to hydrothermal vents,which provide nutrients. 
A)  receive the most rainfall. 
B)  receive constant inputs of nutrients. 
C)  are all in temperate or tropical zones. 
D)  are shallow and therefore receive the most sunlight. 
E)  are close to hydrothermal vents,which provide nutrients.

Question 3

What is the least likely fate of any given molecule of carbon dioxide dissolved in ocean water?

Accepted Answer

A)  Uptake by phytoplankton 
B)  Incorporation into fossil fuels 
C)  Diffusion back into the atmosphere 
D)  Remaining dissolved in ocean water 
E)  Incorporation into a calcium carbonate shell 
A)  Uptake by phytoplankton 
B)  Incorporation into fossil fuels 
C)  Diffusion back into the atmosphere 
D)  Remaining dissolved in ocean water 
E)  Incorporation into a calcium carbonate shell

Question 4

In response to climate warming,the average date of spring flowering for plant species is occurring (earlier/later)_______.

Accepted Answer

The answer of In response to climate warming,the average date...

Question 5

Plants absorb most of the nutrients they need for growth and reproduction as ions dissolved in water.Which element do they obtain from air?

Accepted Answer

A)  Carbon 
B)  Calcium 
C)  Nitrogen 
D)  Phosphorus 
E)  Potassium 
A)  Carbon 
B)  Calcium 
C)  Nitrogen 
D)  Phosphorus 
E)  Potassium

Question 6

A common measure of ecosystem function is the rate at which an ecosystem produces primary-producer biomass,also called _______.

Accepted Answer

net primar

Question 7

If Earth lacked an atmosphere,its surface temperature would be approximately _______ it is now.

Accepted Answer

A)  18°C warmer than 
B)  18°C colder than 
C)  34°C warmer than 
D)  34°C colder than 
E)  the same as 
A)  18°C warmer than 
B)  18°C colder than 
C)  34°C warmer than 
D)  34°C colder than 
E)  the same as

Exam 45: The Global Ecosystem

Greenhouse gases absorb photons from the _______ part of the spectrum,which are reradiated back from Earth and are _______ energetic than light received from the sun.

In ocean environments,the highest net primary productivity tends to be in coastal zones and upwelling zones,because they

What is the least likely fate of any given molecule of carbon dioxide dissolved in ocean water?

In response to climate warming,the average date of spring flowering for plant species is occurring (earlier/later)_______.

Plants absorb most of the nutrients they need for growth and reproduction as ions dissolved in water.Which element do they obtain from air?

A common measure of ecosystem function is the rate at which an ecosystem produces primary-producer biomass,also called _______.

If Earth lacked an atmosphere,its surface temperature would be approximately _______ it is now.

Introduction

The Chemistry and Energy of Life

Nucleic Acids, Proteins, and Enzymes

Cells: the Working Units of Life

Cell Membranes and Signaling

Pathways That Harvest and Store Chemical Energy

The Cell Cycle and Cell Division

Inheritance, Genes, and Chromosomes

DNA and Its Role in Heredity

From Dna to Protein: Gene Expression

Regulation of Gene Expression

Genomes

Biotechnology

Genes, Development, and Evolution

Processes of Evolution

Reconstructing and Using Phylogenies

Speciation

The History of Life on Earth

Bacteria, Archaea, and Viruses

The Origin and Diversification of Eukaryotes

The Evolution of Plants

The Evolution and Diversity of Fungi

Animal Origins and Diversity

The Plant Body

Plant Nutrition and Transport

Plant Growth and Development

Reproduction of Flowering Plants

Plants in the Environment

Fundamentals of Animal Function

Nutrition and Digestion

Breathing

Circulation

Muscle and Movement

Neurons, Sense Organs, and Nervous Systems

Nervous and Endocrine Control

Water and Salts: Excretion

Animal Reproduction

Animal Development

Immunology: Animal Defense Systems

Animal Behavior

The Distribution of Earths Ecological Systems

Populations

Ecological and Evolutionary Consequences of Interactions Within and Among Species

Ecological Communities

Filters

Greenhouse gases absorb photons from the _ part of the spectrum,which are reradiated back from Earth and are _ energetic than light received from the sun.