A) False B) True
A) Egg laying B) Nursing hatchinglings C) Brooding fries D) Egg hatching
A) Using nests in ponds B) Placing nests in spawning grounds C) Putting happas at shallow areas D) Making holes near spawning grounds
A) Ions B) Hormone C) Enzyme D) Anti bodies
A) Both B) None C) Capturing brooders during spawning season for striping D) Administering hormone to selected brooders to spawn
A) Protruded and reddish genital opening B) Well rounded and soft abdomen C) Production of sound off water D) Rough pectoral fin
A) Yes B) No
A) Progesterone B) Oestrogen C) Testosterone D) Gonadotropin
A) Ovary B) Testes C) Adrenal D) Pituitary
A) Brood stock B) Gravid fish C) Shooter D) Spent fish
A) They produce few viable eggs B) They are quick to become spent C) They utilize feed efficiently D) They produce more viable eggs
A) Kidney B) Head C) Neck D) Abdomen
A) Life B) Freshly killed C) Young D) Dead
A) Pressing the head B) Heating the heating C) Drilling into the head D) Cutting the head open
A) Hatching B) Feeding C) Spawning D) Incubating
A) Allowing access to sun light B) Adding lime to the water C) Keeping the water in motion D) Sealing leakage in pond
A) No B) Yes
A) Dissolved oxygen B) Natural feed C) Debris D) Sun light
A) Extreme heat B) Pond leakage C) Use of aerator D) Dribs from water fall
A) Nekton B) Debris C) Worm D) Plankton
A) Harvesting B) Liiming C) Fertilization D) Hypophysation
A) Lime fruit B) Agricultural lime C) Quick lime D) Slaked lime
A) Pond leakage B) Aeration C) Purification D) Regulating pH
A) O2 B) CaCO3 C) CaO D) Ca(OH)2
A) Pellet B) Powdery C) Chip D) Crumble
A) Four months B) Four days C) Six weeks D) One week
A) 3 B) 5 C) 7 D) 4
A) Fingerling B) Hatchling C) Larva D) Juvenile
A) Non infectious B) Infectious C) None D) Both
A) Passive B) Darting C) Normal D) Active
A) None B) Dead C) Healthy D) Sick
A) Reddish GIT B) Temperature shock C) Fluid gut D) Spleen enlargement
A) Bacterial B) Viral C) Protozoan D) Fungal
A) No B) Yes
A) Infectious B) Non infectious C) Both D) None
A) Production target B) Waste disposal system C) Water supply D) Building materials
A) Size of water source B) Amount of fish to rear C) Level of feeding the fish D) Water quality maintenance
A) Bore hole B) Stream C) Dam D) Lagoon
A) Fish pond B) Feed mill C) Market D) Over head tank
A) Site B) Land scape C) Cost D) Layout
A) Production tank B) Nursery pond C) Quarantine centre D) Brood stock tank
A) Fishing crafts used B) Access to fishing ground C) Time of fishing D) Amount of fished fish
A) True B) False
A) Fingerling are recieved B) Induction is done C) Growers are raised D) Brooders are kept
A) No B) Yes
A) Time of zero fishing B) Ban from fishing C) Fishing after a break D) Time to start fishing
A) It is an employment opportunity B) It is a neat profession C) The society is a target market D) It is a potential breeding ground for mosquitoes
A) Water supply B) Feeding C) Medication D) Energy
A) False B) True
A) False B) True |