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