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