A) 10 gallons B) 5 gallons C) 20 gallons D) 2.5 gallons
A) Bottom dwellers B) Predatory C) Active swimmers D) Territorial
A) 80-85°F (27-29°C) B) 68-78°F (20-26°C) C) 85-90°F (29-32°C) D) 60-65°F (15-18°C)
A) Carnivore pellets B) Omnivore flakes or pellets C) Algae wafers D) Live plants
A) 4 B) 2 C) 10 D) 6
A) 1 year B) 6 months C) 3-5 years D) 10 years
A) 8.0-9.0 B) 5.0-6.0 C) 6.5-7.5 D) 9.0-10.0
A) Old age B) Aggression from other fish C) Poor water quality D) Overfeeding
A) Livebearers B) Egg-layers C) Mouthbrooders D) Egg-scatterers
A) Danio rerio B) Poecilia reticulata C) Carassius auratus D) Betta splendens
A) Fin-nipping fish B) Territorial fish C) Aggressive fish D) Peaceful fish
A) A filter suitable for the tank size B) A filter twice the size of the tank C) Only an air stone D) No filtration needed
A) 50% daily B) 25% weekly C) Never D) 10% monthly
A) Cloudy eyes B) Bloated abdomen C) White spots on the body D) Frayed fins
A) Large aggressive tankmates B) Sharp rocks and coral C) Empty tank D) Plants and smooth rocks
A) Quarantine them B) Add them immediately C) Float the bag for 5 minutes D) Mix the water from both tanks
A) Ammonia and Nitrites B) Oxygen and Carbon Dioxide C) Chlorine and Chloramine D) Calcium and Magnesium
A) Moderate lighting B) Very bright lighting C) No lighting D) UV lighting
A) Small portions twice a day B) Feed only once a week C) Leave food in the tank constantly D) One large feeding a day
A) North America B) Asia C) South America D) Africa
A) Zebra Danio B) Rainbow Danio C) Leopard Danio D) Giant Danio
A) Their schooling behavior B) The ability to breathe air C) Visual differences between males and females D) The ability to change color
A) Females have brighter colors B) Males are always larger C) Males have longer fins D) Females are usually rounder
A) Provides essential nutrients B) Lowers the pH of the water C) Helps with osmoregulation and parasite control D) Removes chlorine from the water
A) Establishing beneficial bacteria B) Adding decorations C) Changing the water D) Adjusting the pH
A) Java Moss B) Alternanthera Reineckii C) Java Fern D) Anubias
A) Increase school size and add more hiding places B) Remove the bullied fish C) Isolate the bully D) Ignore the behavior; it will resolve itself
A) Sand B) Gravel C) Concrete D) Soil
A) Ideal water parameters B) A dangerous level of ammonia C) The end product of the nitrogen cycle D) A lack of oxygen
A) They will become aggressive B) It can lead to poor water quality and health issues C) They will grow too large D) They will lose their color |