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WorksheetsAquarium Quiz 3
Total questions: 15
Worksheet time: 8mins
Which one of the following compounds is the most toxic?
NH3+
NO2-
NO3-
PO43-
Which one of the following compounds is the least toxic?
NH3+
NO2-
NO3-
they all are equally toxic
Which one of the following compounds is most often only reduced by changing the water?
NH3+
NO2-
NO3-
they all are equally toxic
Which one of the following compounds should always be 0ppm?
NH3+
PO43-
NO3-
they all are equally toxic
What is the non high-range pH reading?
7.0
7.2
7.4
7.6
6.6
What is the NH3+ reading?
1.0 ppm
8.0 ppm
4.0 ppm
0 ppm
2.0 ppm
What is the Nitrite reading?
1.0 ppm
0 ppm
.5 ppm
.25 ppm
2.0 ppm
What is the Nitrate reading?
1.0 ppm
10 ppm
5 ppm
20 ppm
40 ppm
Would these readings be good in a freshwater aquarium?
yes
no
too much nitrite
pH is too low
everything will die
What's wrong with this aquarium?
too much algae
bad substrate
too much nitrite
pH is too low
snails
What should you do to fix the problem?
Water change
reduce lighting
check phosphate and silicate levels
check nitrate levels
all of the above
Are these good test kit results for a freshwater aquarium?
yes
the ammonia is too low
the nitrite is the only reading too high
nitrate is way too high
the ammonia and nitrite are way too high
How many gallons is a 36"x24"x24" aquarium?
80 gallons
90 gallons
21000 gallons
none of these
How many platies (2" small peaceful freshwater fish) can fit in a 100 gallon aquarium?
200
100
50
25
What size tank do 10 yellow tangs require?
160 gallon
320 gallon
240 gallon
90 gallon
