A) Brackish water B) Distilled water C) Freshwater D) Saltwater
A) 60-75°F B) 80-95°F C) 100-115°F D) 30-45°F
A) A tight-fitting lid B) A mesh screen C) A small, open top D) No lid at all
A) Loud music B) Puzzle feeders C) An empty tank D) Constant bright light
A) Grass B) Crabs and shrimp C) Candy D) Dog food
A) Regularly, with partial water changes B) Only when it's visibly dirty C) Never D) Once a year
A) Active exploration B) Eating enthusiastically C) Inking frequently D) Bright coloration
A) 20 gallons B) 1 gallon C) At least 50 gallons D) 5 gallons
A) Algae scrapers B) A clean sponge C) Saltwater D) Soaps or detergents
A) Octopuses are all easy to care for B) Their care requirements vary greatly C) All octopuses require the same care D) Research is unnecessary
A) 50-100 years B) 5-10 years C) 20-30 years D) 1-2 years
A) No filter is needed B) A simple sponge filter C) An air stone D) A strong biological filter
A) Gravel B) Marbles C) Sand D) Bare bottom
A) They are beneficial for octopuses B) They only affect fish C) They are highly toxic to invertebrates D) They have no effect on octopuses
A) A PVC pipe B) A small, shallow dish C) Nothing; they prefer open areas D) A brightly lit open space
A) By stunning them with electricity B) By using echolocation C) By filter feeding D) With their tentacles and suckers
A) Alertness and activity B) Lethargy and hiding constantly C) Constant inking D) Lack of appetite
A) Immediately releasing it into the tank B) Floating the bag for 5 minutes C) Drip acclimation D) Adding all the bag water to the tank
A) Water parameters (pH, ammonia, nitrite, nitrate) B) The octopus's mood C) Air pressure D) Room temperature only
A) Boredom B) Happiness C) Stress or hunger D) Contentment
A) One B) Two C) Four D) Three
A) Only temperature changes matter. B) Octopuses are sensitive to changes in water parameters C) Sudden changes are beneficial for octopuses D) Octopuses are not affected by water changes
A) An octopus's shell B) The main body of the octopus C) A feeding tool D) A type of seaweed
A) To breathe B) To change skin color C) To catch prey D) To see
A) To help the octopus adjust to being alone B) Quarantine is unnecessary C) To prevent the spread of disease D) To make sure the octopus is compatible with the decor
A) Carbon dioxide B) Salt C) Oxygen D) Ammonia
A) They reproduce asexually B) It is very difficult to breed them in captivity C) They lay eggs on land D) They breed readily in tanks
A) Brightness B) Cloudiness C) Constant movement D) Perfect clarity
A) Sharp edges are beneficial for cleaning B) Sharp edges help with camouflage C) Octopuses are immune to cuts D) To prevent injuries to the octopus
A) Leave it out to explore B) Call animal control C) Gently return it to the tank as quickly as possible D) Spray it with water |