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.


USA History


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.