It is removal of only shrubs
Date 24.11.2022 Size 10.56 Kb. #60022
fisheries ss2 exam
One of the following is not a characteristics of clearing and stumping of site
It help to remove thrash from site
It is the cutting of tree
It the removal of stumps
It is removal of only shrubs
____________ are ponds where fingerlings are reared
Raising pond
Rearing pond
Growers pond
Fish pond
The following are other factors to be considered in sitting a fish pond except
Availability of feeds
Availability of netting materials
Vegetation of the place
Size and location
In the construction of core trench, one of these is not a characteristics
It involves the removal of soil
Soil can also be excavated
Its position should be right angle to the dam
It uses good quality building materials
______ are habitat where fishes are raised until market size
Nursery pond
Rearing pond
Growing pond
Hatching pond
________ and _______ are the two basic types of ponds
Earth pond concret pond
Earthen and concrete pond
Fishing pond and excavated pond
Stocking pond and fertilise pond
______ are allowed to hatch into fry
Fertilised eggs
Matured eggs
Nursing eggs
Growing eggs
_____ and _____ digging into the pond will have greater effects on smaller pong
Moles and insects
Ants and mites
Lice and termites
Moles and mites
One of these is an example of freshwater
Common Carp in Japan
Common Carp in UK
Common Carp in Northern Germany
Common Carp in Asia
In a variety of situations where pond is constructed by digging out an area fed by springs and runoff is known as _______
Excavated pond
Evacuated pond
Embarkment pond
Skewed pond
Earthen pond can also be used for swimming, garden landscaping, and raising fish.
True
False
Fertilization of pond does not promotes the growth of simple plant
True
False
Concrete ponds are the strongest type of ponds if constructed right
True
False
Most plants in earthen ponds are planted directly into the soil, as the plant root often _________ the edge
Creep-over
Creek over
Creel over
Deep-over
Embarkment pond are constructed by damming a large stream
True
False
________ fish farming can produce new and better hybrid of fishes
Polyculture
Monoculture system
Integrated fish farming
Monoculture
One of the following is not an advantage of concrete pond
Good circulation
No weed growth
They cost more to build
It is a long lasting pond
In stumping of a site trees are totally cut down
True
False
If more than single specie of fish is cultured at a time is called________
Monoculture
Aquaculture
Polyculture
Mori culture
Fish culture system that depends mainly on natural food for survival is called
monoculture.
intensive.
integrated.
extensive.
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