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