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