Level: 2
Category: Nature
Year: 1945

Fishes

1. Name 10 families of fish.
2. Identify 10 tropical fish from pictures or personal observation.
   1. Explain their breeding habits.
   2. Give the habitat or country in which they are found.
3. Name and identify 10 fish native to your own country. Explain their feeding and breeding habits.
4. Define the following parts of a fish:
   1. Dorsal fin
   2. Pectoral fin
   3. Pelvic fin
   4. Anal fin
   5. Caudal fin
   6. Lateral line
   7. Operculum
   8. Barbels
   9. Swim bladder
   10. Gills
5. State briefly the proper care and feeding of fish in:
   1. Tropical zones
   2. Temperate zones
6. Fill at least a five gallon aquarium, well balanced with plants and fish, either tropical or native, and maintain the same for at least six months.
7. Note the effect on the fishes and aquarium in general:
   1. Too much light
   2. Too little light
   3. Overfeeding
   4. Drop in temperature of water
   5. Too few plants and too many fish