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