Question 1
Biotic means ________ and abiotic means _____________.
a) they mean the same thing
b) living; non-living
c) living; living
d) non-living; living
Question 2
__________ is a measurement of how many gallons of water per day a spring releases.
a) water shed
b) spring shed
c) salinity
d) magnitude
Question 3
Mullet are a fish that eat both epiphyton and insects. They are categorized as:
a) omnivores
b) herbivores
c) decomposers
d) autotrophs
Question 4
In lakes, nutrient rich water near the shore is part of the
a) littoral zone
b) benthic zone
c) profundal zone
d) limnetic zone
Question 5
Lakes that have few minerals, are low in nutrients and have limited organisms are referred to as
a) oligotrophic
b) eutrophic
c) mesotrophic
d) autotrophic
Question 6
Fish adapted to cool, dark water are most likely found in the __________ zone of lakes.
littoral
benthic
estuarine
profundal
limnetic
Question 7
Eutrophication
a) Is a natural process
b) can be accelerated by mans wastes
c)adds too many nutrients for some plants and animals
d) all of the above
Question 8
A rivers water temperature may be determined by:
a) depth of river
b) tree cover
c) speed of flow
d) all of the above
Question 9
Pollutants entering the river may have a direct effect downstream on:
a) speed of flow
b) water temperature
c) substratum
d) dissolved oxygen content
Question 10
Substratum refers to the rivers:
a) water temperature
b)water flow
c)water color
d) bottom composition
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