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