True Or False Questions

1.       Darters are a type of freshwater shrimp.

2.       Dragonflies, as juveniles, feed on the leaf litter that falls into a stream.

3.       Fish have a set of caudal fins at the front of their bodies.

4.       Fish always swim upstream in the spring.

5.       Benthic organisms are found only in water bodies, such as lakes.

6.       Eutrophism is a state of decay for an aquatic environment.

7.       There are two major types of aquatic pollution, industrial and other.

8.       A place where  shallow water rapidly moves over a group of rocks is called an estuary.

9.       Crayfish are considered to be pisces.

10.   A hook and line is a type of an aquatic population sampling tool.

11.   Detritivore refers to the type of material on which an organism feeds.

12.   A toad is an example of an animal that spends a portion of its life as an aquatic         organism.

13.   Riding four wheelers in the water in a stream does no damage to the aquatic environment found there.

14.   Livestock loafing in a stream has the possibility of degrading the water quality.

15.   Streams with sandy bottoms never have mussels in them.

16.   Asian clams have been found in every stream in Arkansas.

17.   Gravel, carried by a stream flow, will deposit out faster than clay.

18.   Alligators are an important part of a wetland ecosystem.

19.  Mussels, in Arkansas streams, are highly mobile populations of organisms.

20.  Water moves through the hydrogeomorphic cycle.

                Multiple Guess Questions

21.   Fishes are considered to be _____.

    A. crustaceans      B.  pisces    C.  amorphic   D.  flagellates

22.   Aerobic conditions refer to the ____.

          A. amount of exercise an organism gets          B. depth of the water

          C. type of algae growing in a stream               D. none of the above

23.   Aquatic carnivores eat only ______.

          A. plant materials    B. dead fish    C.  leaves   D. none of the above

24.   Odonata are    _____.

          A. shrimp    B.  arachinds   C. aquatic worms    D.  none of the above

25.   Fishes have  _____ fins that correspond to our arms.

         A. caudal    B. dorsal   C.  pelvic   D. none of the above

26.   EPT refers to _____.

   A. early patrol times                         B. every person takes 

   C. every particle transcends             D. none of the above

27.   Streams with fast moving waters are usually better _____ than slow moving streams.

  A. aerated   B. benthicized   C. cauterized     D detritivored

28.   Fish are an example, usually, of a/an _______ aquatic organism.

         A. stationary    B. highly mobile   C. old    D. terrestrial

29.   High temperatures can  _____ the oxygen content of a stream.

  A. raise    B. not change at all    C. deplete    D. all of the above

30.   An aquatic plant, such as milfoil, adds _____ to the surrounding waters.

         A. carbon dioxide   B. phosphates   C. nitrates    D. oxygen

31.   Estuaries are an important site of _____ habitat.

   A. alpinic     B. breeding    C. sedentary    D. Arkansas ecosystem

32.   Macroinvertebrates favor, as a rule,   _____ habitats.

          A. abiotic    B. eutrophic   C.  asymmetrical   D.  benthic

33.   Fish breathe by using _____ to remove oxygen from the water.

         A.  fins    B. gills   C.  foramen   D.  gnochids

34.   Taxonomy is the use of ______ for organization.

  A. fish shapes  B. shark teeth arrangement  C. scientific names  D. none of the above

35.   Water freezes at ______ degrees Celsius.

  A. four    B. thirty-two     C.  zero     D. twenty-eight

36.   An area of still, deep water is called a _____.

         A. pool    B.  eutrophic intercline   C. thermocline    D. riffle

37.   A stream flows ______ due to gravity.

  A. uphill   B. laterally   C.  orthographically   D. downhill

38.   Stream orders go from  _________.

  A. lower to higher   B. higher to lower   C. never change    D. no such thing

39.   A cypress tree is an example of a/an ______.

A. xerophyte    B. conifer    C. deciduous oak    D. alluvium

40.  Arkansas soils, along streams, are the result of ______.

A. sediment  B. glacial till   C. overburden    D. none of the above

 

      Answer Sheet for Sample Test Number 5

1.   F                                              21. B

2.   F                                               22. D

3.   F                                               23. D

4.   F                                   24. D

5.   F                                               25. D

6.   T                                               26. D

7.   F                                               27.  A

8.   F                                               28.  B

9.   F                                               29. C

10. T                                               30. D

11.  T                                              31.  B

12.  T                                              32.  D

13.  F                                              33.  B

14.  T                                              34.  C

15.  F                                               35.  C

16. T                                                36.  A

17. T                                                37.  D

18. T                                                38.  A

19. F                                                39.  B

20.  F                                               40.  A