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Revision as of 03:25, 20 July 2022
Niveau d'aptitude
2
An
1945
Version
16.11.2024
Autorité approbatrice
Conférence Générale
1. Nommer dix familles de poissons.
2. Nommer et identifier dix poissons tropicaux (y compris les poissons d’aquarium).
- a. Expliquer leur façon de frayer.
- b. Connaître le pays dans lequel ils vivent.
3.
Identify from pictures or personal observation ten fishes native to your own country. Explain their feeding and breeding habits.
Define the following parts of a fish:
- a.
Dorsal fin
- b.
Pectoral fin
- c.
Pelvic fin
- d.
Anal fin
- e.
Caudal fin
- f.
Lateral line
- g.
Operculum
- h.
Barbels
- i.
Swim bladder
- j.
Gills
5.
State briefly the proper care and feeding of fishes of:
- a. Tropical zone
- b. Temperate zone
6.
Fill an aquarium containing at least five gallons of water with a balance of plants and fishes, either tropical or native, and maintain the same for at least six months.
7.
Note the effect of the following on the fishes and aquarium in general:
- a.
Too much light
- b.
Too little light
- c.
Overfeeding
- d.
Excessive change in water temperature
- e.
Too few plants and too many fishes
