A) 50-55°F (10-13°C) B) 60-65°F (15-18°C) C) 72-82°F (22-28°C) D) 85-90°F (29-32°C)
A) 2.5 gallons B) 5 gallons C) 10 gallons D) 1 gallon
A) 100% monthly B) 50% daily C) No water changes needed D) 25% weekly
A) Dog food B) Goldfish flakes C) Cat food D) High-quality flake food
A) Sugar B) Salt C) Oil D) Carotenoids
A) To protect fry from being sucked in B) To heat the water C) To increase water flow D) To add carbon dioxide
A) 21-30 days B) 45-60 days C) 7-14 days D) 90-120 days
A) Fins disappear B) Gills turn white C) Scales fall off D) Gravid spot darkens
A) Area near the anal fin that darkens when pregnant B) A disease on the tail C) A birthmark D) A wound
A) Fry will pollute the water B) Fry need colder water C) Adults may eat the fry D) Fry need more light
A) Gravel B) Baby brine shrimp C) Sand D) Adult flake food
A) 8.0-9.0 B) 5.0-6.0 C) 9.5-10.5 D) 6.8-7.8
A) Tank diving B) Drip acclimation C) Forced swimming D) Water boarding
A) Rose bush B) Venus flytrap C) Cactus D) Java moss
A) Turn water blue B) Provide hiding places and oxygen C) Attract predators D) Block sunlight
A) A type of algae B) A beneficial bacteria C) A type of plant D) A parasitic disease
A) Green scales B) Red fins C) White spots on the body D) Swollen belly
A) Overfeeding B) Perfect water conditions C) Underfeeding D) Too few fish
A) Food cycle B) Water cycle C) Conversion of ammonia to nitrite to nitrate D) Light cycle
A) 100 ppm B) 50 ppm C) 80 ppm D) 20 ppm
A) Feeding the fish B) Cleaning the tank C) Removing undesirable fish from the breeding pool D) Adding more fish
A) To add carbon dioxide B) To remove waste C) To heat the water D) To increase oxygen levels
A) Corydoras Catfish B) Snails C) Piranhas D) Neon Tetras
A) To heat the water B) To add more plants C) To protect fry from being eaten D) To filter the water
A) Incandescent lighting B) Black lights C) No lighting D) LED lighting
A) Daily B) During water changes C) Never D) Monthly
A) Chlorine is too cold for guppies B) Chlorine is toxic to fish C) Chlorine changes the pH D) Chlorine makes the water cloudy
A) Crushed coral B) Lemon juice C) Sugar D) Bleach
A) Betta splendens B) Carassius auratus C) Poecilia reticulata D) Danio rerio
A) Too much oxygen B) Poor water quality C) Too much light D) Overfeeding plants |