A) Freshwater B) 0.990-1.000 specific gravity C) 1.030-1.040 specific gravity D) 1.020-1.026 specific gravity
A) Does not matter, they don't burrow B) At least twice the height of the largest crab C) Equal to the height of the smallest crab D) One inch
A) 50-60% B) 20-30% C) 90-100% D) 70-80%
A) 80-90°F B) 60-70°F C) 70-80°F D) 50-60°F
A) Dechlorinator that removes chlorine B) Human-grade dechlorinator C) Dechlorinator that removes chloramine D) Dechlorinator specifically made for aquariums
A) Potassium B) Magnesium C) Phosphorus D) Calcium
A) A variety of sizes and shapes, larger than their current shell. B) Only shells that are the exact same size as their current shell. C) Only shells that are smaller than their current shell. D) No shells, they grow their own.
A) Clean weekly B) Clean monthly C) Never, it is a self-sustaining ecosystem. D) Spot clean daily, deep clean every few months.
A) Excessive shell changing B) Constant digging C) Lethargy and lack of appetite D) Vibrant coloration
A) Dechlorinated saltwater and dechlorinated freshwater B) Distilled water C) Tap water D) Only dechlorinated freshwater
A) Lettuce B) Dried shrimp C) Cucumbers D) Carrots
A) Increased appetite B) Difficulty molting C) Shell aggression D) Excessive digging
A) Dig it up to check on it. B) Leave it undisturbed. C) Move it to a separate container. D) Sprinkle extra calcium on the substrate.
A) Fruits B) Vegetables C) Nuts D) Processed foods with preservatives
A) Indirect natural light or low-level artificial light. B) High-intensity UV lighting C) No lighting is needed D) Direct sunlight
A) To prevent shell fighting and ensure they have appropriate sizes. B) To make the tank look more aesthetically pleasing. C) To give them something to do. D) It's not important as long as they have one shell each.
A) To grip the inside of their shell. B) To sense vibrations. C) To defend themselves. D) To help them swim.
A) Spiracles B) Gills C) Lungs D) Skin
A) Misting the tank regularly B) Decreasing the substrate depth C) Removing the water dishes D) Adding a fan to the tank
A) To ensure the crabs don't overeat. B) To save money on food. C) To prevent bacterial growth and foul odors. D) The crabs will eat it later.
A) Eat excessively B) Become lethargic and bury themselves C) Change shells frequently D) Become more active and social
A) Chocolate B) Dog food C) Unsweetened shredded coconut D) Cat food
A) Isolate new or sick crabs B) Growing plants for the crabs C) Breeding tank D) Main display tank
A) It becomes more active B) Its exoskeleton becomes soft and pliable. C) Its colors become dull D) It starts eating more
A) One crab persistently bothering or attempting to evict another crab. B) Crabs burying themselves C) Crabs eating from the same food bowl D) Crabs sleeping near each other
A) Play sand B) Coconut fiber C) Eco earth D) Pine or cedar shavings
A) Not providing enough shell options B) Cleaning the tank too often C) Providing too much water D) Providing too much food
A) Leave it in the tank for the crabs to eat and regain nutrients. B) Use it as decoration. C) Feed it to other pets. D) Throw it away immediately.
A) Add a drainage layer to the bottom of the tank B) Mist heavily once a day. C) Mist lightly and frequently, avoiding direct saturation of the substrate. D) Never mist, rely only on water dishes.
A) Sitting still for extended periods B) Dragging its shell C) Hiding constantly D) Active and responsive to its environment |