The herbicide that controls weeds is
2,4 -D
atrazine
isoproturon
all of the above
"Seed" in fisheries refers to
fish
eggs of fishes
feeders
none of these
Where did the Jersey Breed originate?
The Isle of jersey
Wales
England
France
Cross breeding between different genera is
intervarietal
interspecific
intrageneric
intergeneric
Growing two or more crops in the same land is called
intra cropping
inter cropping
mixed cropping
ultra cropping
Scientific name of Italian bee is
Apis indica
Apis dorseta
Apis mellifera
Apis florae
Undesirable effect of green revolution is
development of HYV of crops
introduction of agricultural implements
disturbance of food chains
effective control of plant diseases
Plants can be made disease resistant by
breeding
weeding
spraying pesticide
irrigation
The biosphere encompasses the total _______ of living material in a region of the globe.
diversity of species
phyla
animal population
weight
What is the most popular breed of diary cattle in North America?
Jersey
Holstein
Ayrshire
Brown Swiss