A) 80-85°F (27-29°C) B) 65-70°F (18-21°C) C) 55-60°F (13-16°C) D) 72-78°F (22-26°C)
A) 1 gallon B) 10 gallons C) 5 gallons D) 2.5 gallons
A) Very hard B) Brackish C) Alkaline D) Slightly acidic to neutral
A) Gentle and efficient B) No filtration needed C) Undergravel filter only D) Very strong and turbulent
A) 5.0-6.0 B) 7.5-8.5 C) 6.0-7.0 D) 8.5-9.5
A) Dim to moderate B) UVB lighting C) Very bright D) No light
A) Crushed coral B) Smooth gravel or sand C) Bare bottom D) Sharp gravel
A) Yes B) No C) Only when stressed D) Only as juveniles
A) Loss of color B) Increased activity C) Increased appetite D) Aggression
A) Algae wafers only B) Large sinking pellets C) Only dried bloodworms D) Small flakes, micro pellets, and live/frozen foods
A) Ich (white spot disease) B) Swim bladder disease C) Dropsy D) Fin rot
A) Add salt to the bag B) Drip acclimation C) Pour them directly into the tank D) Float the bag for 5 minutes
A) 50% daily B) 25% weekly C) 100% monthly D) No water changes needed
A) Floating plants only B) Large, broad-leaved plants C) No plants D) Fine-leaved plants like Java moss or Anubias
A) To add oxygen to the water B) To establish beneficial bacteria C) To raise the pH D) To make the water clear
A) Adding decorations B) Establishing the nitrogen cycle C) Changing the water regularly D) Adjusting the temperature
A) Goldfish B) Piranhas C) Cichlids D) Corydoras catfish
A) Live foods B) Foods too large for their mouths. C) Frozen Foods D) Flake foods
A) Hard, alkaline water B) Very strong current C) No plants D) Soft, slightly acidic water and fine-leaved plants.
A) Aggressive towards their own kind B) Yes, very aggressive C) Only aggressive during feeding D) No
A) Temperature only B) Ammonia, Nitrite, and Nitrate C) Water hardness D) Oxygen level
A) Raise the water temperature and use medication. B) Do nothing, it will go away on its own C) Lower the water temperature D) Add salt to the tank
A) It's not important B) To keep the water warm C) To block out light D) To prevent jumping
A) No lighting B) Random on/off cycles C) 24/7 lighting D) Consistent day/night cycle
A) 1 week B) 2-4 weeks C) No quarantine needed D) 1 day
A) Low oxygen levels B) They are sleeping C) They are hungry D) They are playing
A) Ammonia level B) Carbonate hardness C) General hardness D) pH level
A) Ammonia level B) General hardness C) pH level D) Carbonate hardness
A) To make the water harder B) To add salt C) To provide tannins that lower the pH D) To make the water more alkaline
A) Use distilled water B) Boil the water C) Use a dechlorinator D) Let the water sit for a week |