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