A) Temperature and nutrients B) All of the mentioned C) Temperature and dissolved oxygen D) Dissolved oxygen and nutrients
A) Turbidity has no effect on fish population B) Overcrowding in fish ponds leads to predation and death C) All fish populations acclimatize to high salinity D) High pH enables fish to grow faster
A) Poor water quality B) Poor feeding frequency C) Availability of live food D) Inadequate feeding rate
A) Construction of monk B) Repairing of leakages C) Construction of spill way D) Impounding of water
A) Allow good flow of water B) Pollution of water C) Prevent blockage of outflow pipe D) Allow entry of fresh water
A) Conservation B) Fertilization C) Preservation D) Acclimatization
A) Brood breeder B) Brood pair C) Brood selection D) Broodstock
A) Angel sharks B) Ovoviviparous fish C) Mammals D) Viviparous fish
A) Natural reproduction B) External fertilization C) Internal fertilization D) Artificial reproduction
A) Into the peritoneal cavity B) In the pituitary gland C) At the back muscle just below the lateral line D) At the tail
A) Whitish B) Greenish C) Yellowish D) Brownish
A) One B) Five C) Six D) Two
A) Ovulation B) Sperm collation C) Fertilization D) Artificial breeding
A) Hormonal Condition Gland B) Human Chorionic Gonadotropin C) Hormone Chloro Gonadotrophin D) Hormone Chorionic Gonadotropin
A) Milt B) Testes C) Semen D) Sperm
A) Infected species B) Pathogens C) Quarantine new fish D) Water pollution
A) Cotton wool diseases B) Malawi bloat C) Dropsy D) Fin rot
A) Decontamination of the pond B) Quarantine C) Maintaining good water quality D) Emaciation and hollow belly
A) Viviparous fishes B) Lemon sharks C) Ovoviviparous fishes D) Surf perches
A) Fry B) Fingerlings C) Hatchling D) Fish seed |