VERY SHORT ANSWER QUESTIONS (VSA)
** Answer the following questions in one sentences :
i) What are the various products obtained by bee keeping ?
Ans :- Honey, bee wax, pollen, bee venom, royal jelly, etc. are the products obtained by bee keeping.
ii) Enlist the species of honeybees.
Ans : Species of honey bees :
a) Apis dorsata (Rock bee or wild bee)
b) Apis florea (Little bee)
c) Apis mellifera (European bee)
d) Apis indica (Indian bee)
iii) Enlist freshwater fishes.
Ans :- Labeo rohita (Rohu), Catla catla (Catla) and Cirrhinus mrigala (Mrigal) are some of the commercially important fresh water fishes.
iv) Enlist marine fishes.
Ans :- Hilsa, Harpodon (Bombay duck), Sardinella (Sardines), Rastrelliger (Mackerel) and Stromateus (Pomphret) are some of the commercially important marine fishes.
v) Which animals are included in fisheries ?
Ans : Fishery practices include edible aquatic animals such as fishes, prawns, lobsters, oysters, mussels and clams, crabs, etc.
vi) Enlist the methods employed in animal breeding.
Ans :- Two main methods of animal breeding are inbreeding and outbreeding; outbreeding is further divided into outcrossing and cross breeding.
vii) What is the major achievement of animal breeding ? (March 2013)
Ans :- To improve desirable qualities of product and to increase the yield of animals are the major achievements of animal breeding.
viii) Which is a protozoan disease of poultry ?
Ans :- Coccidiosis is a protozoan disease of poultry.
xi) Name the viral diseases in poultry animals. ? (Oct 13)
Ans :- Rankhet, Avian influjenza and Bronchitis are the viral diseases in poultry animals.
x) Which is a new breed of sheep developedin Punjab and to which varieties do its parents belong ?
Ans :- Hisardale is a new breed of sheep developed in Punjab by crossing Bikaneri ewes and Marino rams.
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