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