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