Sample Test Number 1

1.      It is reasonable to assume that a stream with high water quality has:

A.    Low populations of many species of fish and macroinvertebrates

B.     High populations of a few species of fish and macroinvertebraes

C.    Stable populations of rainbow trout

D.    Greater ability to resist degradation

E.     None of the above

 

2.      Non-point pollution is:

A.    Contamination that is widely dispersed in a watershed

B.     Contaminant that enters through a specific point

C.    Contamination that settles out in bottom sediments

D.    Contaminants collected from a city’s sewer system

E.     Contamination that is non existent

 

3.      A catfish is an example of a :

A.    Stay at home fish

B.     Catadromous fish

C.    Anadromous fish

D.  Monogamous fish

E.     None of the above

 

4.      Precipitation that occurs when air is lifted over a mountain range is called:

A.    Orographic

B.     Hydrographic

C.    Detritivoric

D.    Pelagic

E.     Limnotic

 

5.      A wooded wetland supports a population of plants that are referred to as:

A.    Caustic

B.     Hydrophobic

C.    Hydrophytic

D.    Pelagic

E.     Thermographic

 

6.      Animals that have no internal skeleton are referred to as:

A.    Vertebrates

B.     Invertebrates

C.    Extomorphs

D.    Endomorphs

E.     All of the above

 

7.      Animals that eat utilize dead organic matter as food are referred to as:

A.    Carnivores

B.     Detritivores

C.    Omnivores

D.    Bores

E.     None of  the above

 

8.      The total amount of water on the planet Earth has:

A.    Risen as the Earth’s temperature has risen

B.     Decreased as the Earth’s temperature has risen

C.    Stayed in ice packs as the Earth’s temperature has risen

D.    Changed to ocean water as the Earth’s temperature has risen

E.     All of the above

 

9.      A thermocline is a:

A.    Orgraphic problem

B.      Pelagic identity

C.     Layer of cold air in a valley

D.    A layer of temperature change in a lake

E.     Your problem to solve

 

10.  A crayfish is an example of a:

A.    Anadromous entity

B.     Bacterial entity

C.    Catadromous entity

D.     Detrimental entity

E.      None of the above

 

11.  A riffle is a:

A.    Area of small logs over which water is falling

B.     Rocky area in a stream

C.    Steeper slope in a stream bottom

D.    Area of highly oxygenated water

E.     All of the above

 

12.  Obligate hydrophytic plants normally occur in wetlands in which percentage:

A.    Less than 10

B.     10 to 37

C.    42 to 54

D.    61 to 77

E.     More than 95

   

13.  Water can occur in the aquatic environment in:

A.    One form

B.      Two forms

C.    Three forms

D.    Four forms

E.     Five forms

 

14.  You can age a fish by checking:

A.    It’s birth certificate

B.     It’s school attendance record

C.    It’s teeth

D.    It’ scales

E.     It’s tail shape

 

15.  A fish has external body parts referred to as:

A.    Ears

B.     Fur

C.    Moss

D.    Fins

E.     Weather floats

 

16.  Mosquito larvae are an aquatic organism known as:

A.    Fry

B.     Wigglers

C.    Sowbugs

D.    Prawns

E.     Mudbugs

 

17.  Wetlands are useful because they:

A.    Are homes for mosquitoes

B.      Have trees growing in them

C.    Act as wildlife habitats for migrating waterfowl

D.    Not really useful at all and are wastelands

E.     None of the above

 

18.  A body of water commonly know as a lake can also be referred to as:

A.    A pelagic body

B.     A limnotic body

C.    An estuarine body

D.    A riverine body

E.     All of the above

 

   19.  A darter belongs to which of the following:

A.    Diptera

B.     Odonata

C.    Catadrmous

D.    Perchidae

E.     Planktonic

 

20.  Insects found in a water body can be used to indicate:

A.    Nothing at all

B.     Water quality

C.    Water solidity

D.    If there are ducks present

E.     What the orographics of the region are.