A) 125 gallons B) 75 gallons C) 250 gallons D) 180 gallons
A) 82-88°F (28-31°C) B) 90-94°F (32-34°C) C) 68-72°F (20-22°C) D) 76-80°F (24-27°C)
A) 6.5-7.5 B) 5.0-6.0 C) 8.0-9.0 D) 9.5-10.5
A) Marine reef B) Brackish water C) Freshwater D) Saltwater
A) Brightened coloration B) Increased activity C) Decreased sensitivity to light D) Loss of appetite
A) Sponge filter only B) No filtration needed C) Undergravel filter only D) High-powered filtration
A) Aggressive, territorial fish B) Any fish will do C) Small, docile fish D) Similar temperament and size
A) Velvet disease B) Drop eye C) Fin rot D) Ich
A) They are jumpers B) To keep other fish out C) To maintain water temperature D) For aesthetic purposes only
A) Plant-based diet B) Flake food only C) Algae wafers only D) Variety of meaty foods
A) Add salt to the new water B) Skip the water change C) Dechlorinate the new water D) Use tap water directly
A) 5-7 years B) 20-30 years C) 1-3 years D) 10-15 years
A) Moderate lighting B) Very bright lighting C) UVB lighting D) No lighting
A) Remove all decorations B) Add medication preventatively C) Maintain good water quality D) Dim the lights
A) To prevent disease spread B) To acclimate them to the tank C) To observe their behavior D) All of the above
A) Scales along the belly B) Cartilage in the jaw C) Sensory organs D) Bones in the fin
A) Rapid growth B) Brightened colors C) Bloated abdomen D) Increased appetite
A) Sand substrate B) Soil substrate C) Sharp gravel D) Bare bottom or smooth gravel
A) Poor water quality B) Overfeeding C) Introduction of new tankmates D) All of the above
A) Only when the water is cloudy B) Weekly C) Every other day D) Monthly
A) To lower pH and provide antibacterial properties B) To raise pH and increase hardness C) To add beneficial bacteria D) To add color for aesthetic reasons
A) Convict Cichlids B) Redtail Catfish C) Tiger Barbs D) Large Plecos
A) Shrimp B) Goldfish (due to disease risk) C) Mealworms D) Earthworms
A) Fin rot B) Cloudy eyes C) Pits and lesions on the head D) Swollen belly
A) Adding more plants B) Varying the feeding location C) Turning off the lights completely D) Lowering the water level
A) Adding decorative items B) Replacing the water entirely C) Adjusting the water temperature D) Establishing beneficial bacteria
A) Removes organic waste B) Adds oxygen to the water C) Kills bacteria D) Regulates pH levels
A) Southeast Asia B) South America C) Australia D) Africa
A) Fill the tank with as many decorations as possible B) Use only natural decorations C) Avoid sharp or abrasive surfaces D) Choose brightly colored decorations
A) Controls algae and pathogens B) Adds essential minerals C) Lowers water temperature D) Increases pH levels |