A) 72-82°F (22-28°C) B) 60-70°F (15-21°C) C) 85-95°F (29-35°C) D) 50-60°F (10-15°C)
A) Herbivores B) Piscivores C) Carnivores D) Omnivores
A) Food preference B) Color patterns C) Origin of species D) Temperament and size compatibility
A) They are sensitive to poor water conditions B) They thrive in dirty water C) It only affects their coloration D) They are immune to all water quality issues
A) Monthly B) Never C) Weekly or bi-weekly D) Every 6 months
A) Releases harmful chemicals B) Provides hiding places and tannins C) Increases water hardness D) For decoration only
A) Eating more food B) Increased activity C) Brighter coloration D) Hiding more than usual
A) Sharp gravel B) Large rocks C) No substrate D) Smooth gravel or sand
A) To prevent the spread of disease B) To see if they eat the food C) To acclimate them to the tank temperature D) To train them
A) 6.5-7.5 B) 9.0-10.0 C) 8.0-9.0 D) 5.0-6.0
A) Floating flakes B) Sinking pellets C) Lettuce D) Grass
A) Corydoras B) Pictus Catfish C) Upside-Down Catfish D) Plecostomus
A) Breathing apparatus B) Swimming aids C) Sensory organs for finding food D) Defense mechanisms
A) It makes them grow faster B) It makes them more active C) It improves their coloration D) It can lead to poor water quality
A) Dim or subdued lighting B) UV lighting C) Bright, direct lighting D) No lighting
A) To make bubbles B) To filter the water C) To heat the water D) To increase oxygen levels
A) An undergravel filter B) A filter rated for a larger tank than you have C) No filter D) A small sponge filter
A) Check for signs of disease or parasites B) Add more salt to the tank C) Ignore it, it's normal behavior D) Increase the water temperature
A) Plecostomus B) Red Tail Catfish C) Corydoras D) Channel Catfish
A) 10 gallons or larger B) 5 gallons or larger C) 1 gallon or larger D) 20 gallons or larger
A) Starvation B) Being eaten by other fish C) Inadequate oxygen D) Being too cold
A) Give the parents more food B) Lower the water temperature C) Add more hiding places D) Remove the parents after spawning
A) Because they prefer bright light B) To follow the sun C) To avoid predators D) Because they dislike the water
A) The weight of the decorations B) The number of plants in the tank C) The amount of waste produced by the fish D) The electricity consumed by the tank
A) Synodontis B) Tetra C) Guppy D) Betta
A) Sudden temperature changes B) Too much light C) Lack of aeration D) Overfeeding
A) Increase water temperature slowly B) Add more plants C) Lower water temperature D) Stop feeding the fish
A) They help improve water quality B) They make the water cloudy C) They compete with the fish for oxygen D) They increase the tank's bio-load
A) Establishing beneficial bacteria B) Changing the water C) Introducing fish D) Adding decorations
A) Promotes algae growth B) Adds oxygen to the water C) Removes impurities from the water D) Increases water hardness |