AAAQ1043 (202301 session)
List 3 basic physical-chemical parameters
Temperature, DO, pH, salinity, alkalinity, water hardness, turbidity, Ammonia, nitrite, nitrate
Give 2 effects of low temperature on fish.
decreasing/stopping food intake. reducing the growth of juveniles and older fish. delaying/preventing maturation and spawning. slowing down the egg development.
Give 3 examples of trophic levels
Primary producers, primary consumers, secondary consumers