(kitme9ja) agricultural science 2017 waec answers and questions available now
Friday, 28th April, 2017
Agricultural Science 2 (Essay) 09.30am -
11.40am
Agricultural Science 1 (Objective) 11.40am -
12.30pm
1a)
i)West African Rice Development Agency
(WARDA)
ii)International Livestock Centre for Africa (ILCA)
iii)International Crop Research Institute for
Semi-Arid Tropics (ICRISAT)
iv)International Livestock Research Institute
(ILRI)
v)Food and Agriculture Organization
1b)
i)Agriculture regularly supplies raw materials like
sugarcane , jute
cotton, oilseeds, tea, spices, wheat; paddy etc.
ii)Agriculture through Farmer-households used to
save their money in the bank and other financial
institutions which
ultimately is used by the industry owners in the
form of investment.
iii)Industry regularly supplies scientific
tools and equipment’s like tractors, harvesters,
pump-sets chemical fertilizers etc. to agriculture
increase the per hectare production. Real
iv)Industry increase the market for finished
agricultural goods some infrastructural
development like
roads, railway, storage etc.
1ci.
The disc plough is designed to work in all types
of soil for functions such as soil breaking, soil
raising, soil turning and soil mixing. • It is used
to open the new fields and to process the stony
areas.
1c)ii Beam: A heavy iron lever having an
oscillating motion on a central axis, one end of
which is connected with the piston rod from
which it receives motion, and the other with the
crank of the wheel shaft.
1ciii.
Designed to distribute the weight of its load
between the wheel and the operator so enabling
the convenient carriage of heavier and bulkier
loads than would be possible were the weight
carried entirely by the operator.
(2a)
-Availability of water(Rainfall)
-Availability of source of water for irrigation
-The type of soil or land where irrigationis to be
carried out
-Availability of machine for installation
-Technical know how
(2b)
-Inadequate water supply or source of water
-High cost of equipment
-Lack of adequate technical know how
-Excessive dissolution of salts in irrigated water
prevent proper growth
-Disturbance of movement of farm machinery
(2c)
DRAW THE RECTANGLE
(2di)
-Disc polugh
-Mould board plough
(2dii)
-Harrow(Disc harrow)
-Ridger
-Cultivator
4ai)
Causal organism:Fungus(Ustilago maydis)
4aii)
Mode of transmission:Spread by wind
4aiii)
Symptoms:
i)Galls on the ears
ii)The leaves turns black
iii)galls on the leaves and tassels
4aiv)
Cultural control:
i)destroy the diseased plant
ii)Use resistant varieties
iii)Treat seeds before planting
4b)
i)Taungya system
ii)Afforestation
iii)Regeneration
iv)Selective exploration
v)Forest regulation
vi)Deforestation
4ci)
i)egg producers
ii)Meat and egg producers
iii)Meat producers
iv)Game birds
4cii)
i)Egg producers:Turkey,chicken
ii)Meat and egg producers:Chicken turkey
iii)Meat producers:Chicken,Goat
iv)Game birds:Fowls
(5a)
Anthrax:
(i)-Bacillus anthracis
(ii)-Via respiration ie air borne
(iii)-Small blisters on skin,vomiting,diarrhea
(iv)
-Use of antibiotics
-Killing and burrying of infected animals
(5bi)
-Fish meals
-Blood meal
-Soya bean cake Groundnut cake
(5bii)
-Field peas
-Alfalfa
(5c)
-It is mobile
-It is perishable
-Its supply is inelastic
-Its reward is wage and salary
-It is a physical and mental effort on man
6)
Scarcity: This refers to the basic economic
problem, the gap between limited, I.e Scarce -
resources and theoretically limitless wants.
Scale of preference: is something used in
economics to set a
list of products or services in the highest
demand. Or the arrangement of our want in
ascending or descending order of importance or
priority.
6b
i. To protect their crops,
ii. To protect their crops
iii. To protect their crops livestock,
iv. To protect their crops farming v. harvesting
practices from setbacks.
6c.
i. To ensure that fishing fleets adhere to all the
rules
6d)
i)Honey bees provide 80% of pollination for
vegetable, fruit, seed and flower crops.
ii)They also pollinate the forage crops fed to
dairy and meat animals
iii)industrial purpos