A) 85-95°F (29-35°C) B) 60-70°F (15-21°C) C) 50-60°F (10-15°C) D) 72-82°F (22-28°C)
A) Carnivores B) Piscivores C) Herbivores D) Omnivores
A) Color patterns B) Temperament and size compatibility C) Origin of species D) Food preference
A) They thrive in dirty water B) They are sensitive to poor water conditions 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) For decoration only B) Releases harmful chemicals C) Provides hiding places and tannins D) Increases water hardness
A) Hiding more than usual B) Increased activity C) Brighter coloration D) Eating more food
A) No substrate B) Smooth gravel or sand C) Large rocks D) Sharp gravel
A) To prevent the spread of disease B) To see if they eat the food C) To train them D) To acclimate them to the tank temperature
A) 6.5-7.5 B) 8.0-9.0 C) 5.0-6.0 D) 9.0-10.0
A) Grass B) Lettuce C) Floating flakes D) Sinking pellets
A) Pictus Catfish B) Plecostomus C) Corydoras D) Upside-Down Catfish
A) Breathing apparatus B) Swimming aids C) Defense mechanisms D) Sensory organs for finding food
A) It makes them more active B) It improves their coloration C) It makes them grow faster D) It can lead to poor water quality
A) Dim or subdued lighting B) Bright, direct lighting C) No lighting D) UV lighting
A) To heat the water B) To make bubbles C) To filter the water D) To increase oxygen levels
A) A filter rated for a larger tank than you have B) An undergravel filter C) No filter D) A small sponge filter
A) Add more salt to the tank B) Check for signs of disease or parasites C) Increase the water temperature D) Ignore it, it's normal behavior
A) Channel Catfish B) Corydoras C) Plecostomus 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) Inadequate oxygen B) Starvation C) Being eaten by other fish D) Being too cold
A) Give the parents more food B) Remove the parents after spawning C) Add more hiding places D) Lower the water temperature
A) Because they dislike the water B) Because they prefer bright light C) To follow the sun D) To avoid predators
A) The amount of waste produced by the fish B) The electricity consumed by the tank C) The weight of the decorations D) The number of plants in the tank
A) Guppy B) Betta C) Synodontis D) Tetra
A) Lack of aeration B) Sudden temperature changes C) Overfeeding D) Too much light
A) Lower water temperature B) Increase water temperature slowly C) Add more plants D) Stop feeding the fish
A) They increase the tank's bio-load B) They compete with the fish for oxygen C) They make the water cloudy D) They help improve water quality
A) Changing the water B) Introducing fish C) Adding decorations D) Establishing beneficial bacteria
A) Increases water hardness B) Adds oxygen to the water C) Promotes algae growth D) Removes impurities from the water |