When you were a kid you had a little fishbowl with one, lonely goldfish. Now you have the time and money to take this hobby more seriously, and you want to try and keep a beautiful tank full of tropical fish.
What is the average life span of a tropical fish kept in an aquarium?
two to three months
two to three years
two to three decades
When did keeping tropical fish become a popular hobby in the U.S.
after the Korean conflict
Most tropical fish range between what size and what size?
one to five centimeters
one to five inches
one to five feet
Why do most people prefer keeping freshwater fish?
Freshwater tanks are easier to maintain.
Freshwater tanks are prettier.
Freshwater fish live longer.
How many varieties of freshwater tropical fish have been successfully kept in home aquariums?
Of the 1,500 varieties of tropical fish kept in home aquariums, how many are readily available on the market?
What is the most popular aquarium fish?
Why shouldn’t you keep fish in a fishbowl?
Fishbowls are ugly.
Fishbowls do not have the proper openings.
Fishbowls are not sturdy.
What is the proper relationship between size of fish and volume of water?
one gallon per inch of fish
one gallon per fish
one gallon per three fish
If you have five fish, each of which is one inch long, how many square inches of water surface must you have?
60 square inches
90 square inches
120 square inches
If you use an aerator, you can increase the natural capacity of your tank by how much?
You can double its capacity.
You can triple its capacity.
You can quadruple its capacity.
Why should you keep a freshwater tank out of direct sunlight?
Sunlight will cause the water in the tank to get too hot.
Sunlight will cause algae to grow in the tank.
Sunlight will hurt the fish's eyes.
What is the appropriate temperature for a freshwater tank?
between 50 and 60 degrees
between 60 and 70 degrees
between 70 and 80 degrees
Why should you be careful not to overfeed your fish?
The fish will overeat and get fat.
The food will go to waste.
The uneaten food will decay, and bacteria will grow in the tank.
Fish should not be given more food than they can eat in what amount of time?
three to five minutes
five to 10 minutes
15 to 20 minutes
The most common diseases among fish are fungal diseases caused by which of these?
What can you do to treat a fish with a fungal disease?
Place the fish in a saltwater solution.
Feed the fish one extra meal everyday for a week.
Inject the fish with antibiotics.
Guppies, mollies and swordtails belong to which of these categories?
What is the main challenge in keeping saltwater fish?