Tuesday 1 August 2017

SCIN 135 Midterm

SCIN 135 Midterm 
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Question 1 of 46               2.0/ 2.0 Points  
Energy deposits in the form of fats and oils contain highly concentrated sources of stored energy.
A. True   
B. False
Question 2 of 46               2.0/ 2.0 Points  
Adequate habitat provides animals with a place of shelter from weather and climatic conditions, and a place to hide or escape from predators.
A. True   
B. False
Question 3 of 46               2.0/ 2.0 Points  
The chemical reaction that joins glucose molecules to form starch is hydrolysis synthesis.

True         
False     
Question 4 of 46               2.0/ 2.0 Points  
A cleaning operation that consists of the removal of undesirable older trees in the stand to make sunlight available to young trees is called:

                  
                A.A. Liberation                    
                B.Thinning                             
                C.Pruning                              
                D.Chopping                          
                E.Cutting                             
Question 5 of 46               2.0/ 2.0 Points  
Gametes are the haploid sexual cells which are produced by meiosis.
True         
False     
                 
Question 6 of 46               2.0/ 2.0 Points  
A type of land survey that uses the land’s natural physical features as starting points for measurements is called what:

                  
                A.metes and bounds                        
                B.rectangular survey

                                  
                C.initial point
                                  
                D.streams and roads
                                  
                E.natural markers survey                             
                 
                  

Question 7 of 46               2.0/ 2.0 Points  
The type of cell division that allows for the growth and development of the tree is mitosis.
True         
False     
Question 8 of 46               2.0/ 2.0 Points  
The sale of timber products accounts for what percentage of the gross domestic product (GDP) in the United States?

                  
                A.2%                        
                B.6%                        
                C.11%                      
                D.21%                  

Question 9 of 46               2.0/ 2.0 Points  
Water makes up what percentage of the weight of living plants and animals?

                  
                A.50 percent                        
                B.35 percent                        
                C.70 percent                        
                D.100 percent                   
 
Question 10 of 46             2.0/ 2.0 Points  
Soil conservation is the practice of protecting soil from erosion caused by strong winds or flowing water.
A. True   
B. False
Question 11 of 46             2.0/ 2.0 Points  
A conk is a fruiting body.
A. True   
B. False
Question 12 of 46             2.0/ 2.0 Points  
Which forest region has been impacted by people more than any other forest region?

                  
                A.Central Broadleaved                    
                B.Bottomland Hardwoods                              
                C.Southern Forests                           
                D.Northern Hardwood                 
Question 13 of 46             0.0/ 2.0 Points  
Glucose can be used to make:

                  
                A.disaccharides like maltose.
                                  
                B.starch.
                                  
                C.cellulose.
                                  
                D.all of the above                           
 
Question 14 of 46             2.0/ 2.0 Points  
Beech, maple, hemlock and birch dominate this forest type:

                  
                A.Central Broadleaved                    
                B.Bottomland Hardwoods                              
                C.Southern Forest                             
                D.Northern Hardwood                 
Question 15 of 46             2.0/ 2.0 Points  
All forest dwelling insects are considered pests.

True         
False     

Question 16 of 46             2.0/ 2.0 Points  
When root cells mature, they stop growing.

                  

                  
                 
                 
A. True   
B. False
Question 17 of 46             2.0/ 2.0 Points  
A form of vegetative reproduction that involves live branches being buried in the debris on the forest floor is called:

                  
                A.burying                              
                B.sclerifying                          
                C.layering                              
                D.lining out                        
Question 18 of 46             2.0/ 2.0 Points  
Even-aged stands occur naturally in areas where natural disasters have destroyed all of the trees in the area.

                  

                  
                 
                 
A. True   
B. False
Question 19 of 46             2.0/ 2.0 Points  
The wood borers are the most damaging insect pests in the North American forests.
A. True   
B. False
Question 20 of 46             2.0/ 2.0 Points  
Some sources of biomass include:

                  
                A.forests                               
                B.agricultural crops                            
                C.animal wastes                                 
                D.all the above                 

Question 21 of 46             2.0/ 2.0 Points  
Previously having studied Forestry in France, in 1898 this man became the country's first chief forester who believed that forests should be used but not overused.

                  
                A.Mark Twain                      
                B.Gifford Pinchot                               
                C.Theodore Roosevelt                     
                D.Franklin D. Rosevelt                   

Question 22 of 46             2.0/ 2.0 Points  
Which of the following statements about multiple-use is NOT true?

                  
                A.does not require users to compromise                                
                B.has been successfully employed for many years                             
                C.provides access to forest for many different uses                           
                D.allows natural resources to be used by people with different interests                             
Question 23 of 46             2.0/ 2.0 Points  
A defoliator may include:

                  
                A.webworms                       
                B.sawflies                              
                C.caterpillars                        
                D.all the above                 
Question 24 of 46             2.0/ 2.0 Points  
Gas and other fossil fuels are the most important source of heat in all countries of the world.

                  

                  
                 
                 
A. True   
B. False
Question 25 of 46             2.0/ 2.0 Points  
Timber harvesting is also known as:

                  
                A.sledging                             
                B.logging                                
                C.gathering                           
                D.none of the above                     
 
Question 26 of 46             2.0/ 2.0 Points  
A surveyor’s chain for measurement is how many feet long?

                  
                A.20                         
                B.80                         
                C.54                         
                D.66                      
                 
                  

Question 27 of 46             2.0/ 2.0 Points  
Fungi that cause rust diseases spend part of their life cycle on:

                  
                A.host plants
                                  
                B.intermediate or secondary host plants
                                  
                C.in insects.
                                  
                D.a and b above.
Question 28 of 46             2.0/ 2.0 Points  
Elemental cycles include all but which of the following?

                  
                A.The carbon cycle.
                                  
                B.The nitrogen cycle.
                                  
                C.The water cycle.                             
                D.The phosphorous cycle.                           
 
Question 29 of 46             2.0/ 2.0 Points  
Management of forests and their environments to establish, cultivate, and promote the growth and harvest of trees for commercial purposes is called:

                  
                A.aquaculture                     
                B.bioculture                         
                C.silviculture                        
                D.horticulture                   
Question 30 of 46             2.0/ 2.0 Points  
Plants acquire energy from sunlight and are called producers.

True         
False     
Question 31 of 46             2.0/ 2.0 Points  
The redwood tree species mature at:

                  
                A.100 to 200 years                             
                B.200 to 300 years                              
                C.300 to 400 years                              
                D.400 to 500 years                          
                 
                  

Question 32 of 46             2.0/ 2.0 Points  
Integrated Pest Management can be used to control insects and diseases by employing:

                  
                A.biological controls
                                  
                B.chemicals
                                  
                C.mechanical controls
                                  
                D.all of the above.
Question 33 of 46             2.0/ 2.0 Points  
Indirect measurement of trees can be done using a type of measuring device called a:

                  
                A.hypsometer                     
                B.hypnometer                    
                C.odometer                         
                D.tree measurer                             
 
                  

Question 34 of 46             1.33/ 2.0 Points
Which regions produce over 75% of all the saw timber harvested annually?

                  
                A. Northeast                        
                B. Northwest                       
                C. Southeast                        
                D. Southwest                    

Question 35 of 46             2.0/ 2.0 Points  
What kind of forest consists of a single species?

                  
                A.vegetative                        
                B.broadleaf                          
                C.monoculture                    
                D.bioculture                      
Question 36 of 46             2.0/ 2.0 Points  
Gnawing mammals that can injure trees are:

                  
                A.voles                   
                B.gophers                             
                C.porcupines                       
                D.all the above                 
Question 37 of 46             2.0/ 2.0 Points  
Management of tree plantations is just as intensive as it is for any other agricultural crop.

A. True   
B. False
Question 38 of 46             2.0/ 2.0 Points  
Ecology is the branch of biology that studies the relationship of living organisms in their environment.
True         
False     
Question 39 of 46             2.0/ 2.0 Points  
Dwarf mistletoe is an example of a parasitic plant.

True         
False     
Question 40 of 46             2.0/ 2.0 Points  
Saprophytes are fungi that obtain their nourishment from:

                  
                A.living organisms.
                                  
                B.dead organic material.
                                  
                C.abiotic sources.
                                  
                D.parasites.                       
Question 41 of 46             2.0/ 2.0 Points  
Plants use respiration to convert CO2 and H2O into glucose.

True         
False     
Question 42 of 46             2.0/ 2.0 Points  
What percentage of the land area in the world is forest land?

                  
                A.25                         
                B.50                         
                C.30                         
                D.40                      
Question 43 of 46             2.0/ 2.0 Points  
The coppice method of regenerating trees is practiced by doing what to all of the trees in a stand at the same time?

                  
                A.planting                             
                B.cutting                                
                C.fertilizing                           
                D.watering                         
 
Question 44 of 46             2.0/ 2.0 Points  
On a map, each township consists of 36 sections which have an approximate surface area of:

                  
                A.40 acres                             
                B.160 acres                           
                C.320 acres                           
                D.640 acres                        
 
Question 45 of 46             2.0/ 2.0 Points  
When harvesting trees:

                  
                A.the second notch should be used to determine the direction of the fall                               
                B.the first notch should be a triangular notch located at the base of the tree                         
                C.the second notch should extend approximates 2 to 3 inches through the trunk                                
                D.the first notch should extend approximately one-quarter of the way through the trunk                           
                 
                  

Part 2 of 2 - Midterm Essay          10.0/ 10.0 Points              
 

Question 46 of 46             10.0/ 10.0 Points              
List and briefly describe at least three types of insect pests and the mechanisms for how they damage forests.  
Also, discuss at least three options of insect management methods and why insect management is a difficult task in a forest.
  
                 
                  


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