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#Post#: 256--------------------------------------------------
Re: FREE 2013 WAEC GCE AGRICULTURAL SCIENCE ANSWERS
By: Ebenezer Date: September 9, 2013, 10:16 am
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Theory
(1a)
i. Provision of agricultural inputs at subsidized
rates
ii. Provision of agricultural extension agencies for
effective production efficiency
iii. provision of loans to farmers to improve large-
scale Production
iv. Encouragement of mechanized farming to improve
agricultural output
(1bi)
i. it leads to production of disease resistant breeds
of animals
ii. it brings about production of high- milk producing
breeds of animals
iii. it leads to production of animals that can survive
harsh weather conditions.
(1bii) Soil Science
i. it leads to production of crops with high- resistant
traits
ii. it leads to provision of crops which yeild early
iii. it leads to crops which can resist harsh weather
conditions
(1c)
i. it is highly costly
ii. it brings about degradation of soil conditions
iii. it destroys soil structure
(1d)
i. it is cheap to acquire
ii. it is readily available
iii. it does not destroy soil structure
(2a) Problem of land tenure system
i. Problem of low capital input
ii. problem of diseases and pests
(2b)
i. it brings about large production of agricultural
output
ii. It bring about higher standard of living of the
farmer
iii. it reduce the cost of agricultural production
(2c)
Farm Machinery
i. Plough
ii. harrow
Farm Implements
i. Cutlass
ii. Hoe
(2d)
Gunter- chain is used for determing the angular
distance between two points on a farm land
(3a)
Macro- nutrient are the nutrients that are needed by
plant in large quantity e.g Na,H,C, While Micro-
nutrient are the nutrients needed by plant in small
amount or quantity e.g Mn, Mo,Co
(3b)
i. Planting of leguminous plant
ii. Application of fertilizer
iii. soil structure
(3ci)
Communal land tenure system
i. It can be used for making large production of
crops
ii. Using of machineries cannot be used because of
fragmentation
iii. it cause soil erosion
iv. it cannot be owned or lease out or for building.
(3cii)
Soil types
i. The soil PH affect the growth of the plant
ii. the soil texture causes low water and moisture
retentivity
iii. the soil structure cause soil erosion or leasing
iv. the soil percolation affect the downward
movement of the root to source for nutrient
(3d)
Problem Associated with drainage
i. Problem of land tenure system
ii. irrigation problem
iii. Erosional Problem
(5a)
Prematic land preparation-this is done by clearing
the land or bush with cutlass.
Soil requirement:
it requires a well drained sandy loamy soil of pH6-7
Cultural practises
-Supplying:replanting of seeds to replace those
seeds that did nt germinate.
-Thining:removal of weak plants
-Fertilizer application
-Weeding
-Control of pest and disease
Processing and storage;
-It can be processed into corn flower,corn flakes
etc
-it can be stored either in cribs,rhombus or in a fire
place
Food disease
-Corn smut
-Leaf spot
-Maize streak
-Maize rust.
(6a). cereal crops- sorghurm,rice, millet, wheat , maize,
barley.
(6b).advantages of afforestation
i. it helps in keeping animal life record
ii. it serve as a rangeland for the government.
disadvantages.
i. it is expensive to maintain
ii. it does not encourge industrialization.
6c. i. bitting and chewing
- sucking and piercing
- boring
cii.i bitting and chewing eg weevil, Strophillus zea
ii. sucking and piercing e.g butterfly and
grasshopper
iii. boring
(7a) - deep little system
- battery system
(7b) advantage of deep little system
1. it is cheater to operate than the battery system.
disadvantage.
- disease is easily transmitted among the poultry.
advantage
-it improves egg production of the poultry.
disadvantage.
ii. it is very expensive to operate
(7c) funtion of vitamins
- vitamins A allow sight clearly in farm animal.
- vitamins C promotes anti oxidation in the farm
animal.
funtions of protein
- for body growth
- for sexual organ development.
funtions of carbomhydrate
- it improve the weight of the farm animal
- it promote the release of energy in farm animal
(7d)
restlessnees
loss of appetite
redding of the vulva
acceptance of male counterpart.
(10a)
i. Agircultural financing can be defines as the act
of acquisition and use of capital in agriculture
(10aii)
i. Agricultural Bank
ii. Money Lender
iii. Self finance
(10b)
i. Provisions of storage facilities
ii. Agricultural price fix board
iii. Price control board
(10c)
i. Individual Method
ii. Group method
iii. Mass media
iv. Print media
v. Agricultural Show
vi. Electronic Media
(10d)
i. A good extension worker must have initiative to
tackle problems
ii. he must be a good mixer for him to succed
iii. An extension worker must be reliable
(10e)
i. To teach rural people to recognize and take
interest in their prblem
ii. To monitor the use of agric loan.
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