Match the following terms with the correct definitions
a. salinity d. toxin
b. molt e. buffer
c. pH
6. replacing of exoskeleton
7. measure of acidity or alkalinity
8. measure of total mineral solids in water
9. stabilizes rapid shifts in pH
10. causes adverse effects on growth
6. ANS: B PTS: 1
7. ANS: C PTS: 1
8. ANS: A PTS: 1
9. ANS: E PTS: 1
10. ANS: D PTS: 1
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