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