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