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