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