Verified 2017 waec Agricultural science Obj And Theory Answers available

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  ANSWERS
  
  OBJ Answers
  
  Agric Obj
  
  1-10: ACBCCDBADC
  11-20: DDABBBABBD
  21-30: BAADDBBDBC
  31-40: CCCDBACBDB
  41-50 BCDDDAAABD
  
  COMPLETED
  
  Theory Answers
  Agric - Theory
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  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
  1d)
  I)power output is very low.
  ii)it cannot performe certain period of the day eg raining or sunny weather
  iii)diseases may affect the efficiency of the working animal.
  iv)the use of animal is restricted to certain climatic zone.
  V)animals can die  and get fatigue easily. possible were the weight carried entirely by the operator.
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  (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
  
  ++++++++++++++++++
  4a)
  I)it is caused by fungus
  ii)transmitted by wind
  iii)-galls on hear
      -leaves turn black
  Iv)-uses of resistants varieties
       -treat the seeds before planting
  
  (4b)
  I)deforestation
  ii)taungya system
  iii)regeneration
  iv)afforestation.
  
  4ci)
  a. Egg producer
  b. Meat and Egg producer
  c. Meat producer
  d. Game birds
  
  4cii
  Egg producer___ Turkey, Duckey
  Meat and Egg producer___ chicken, Turkey
  Meat producer ___ Chicken, Goat
  Game birds ___ foul
  +++++++++++++++++++++++++++++++++
  (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
  
  +++++++++++++++
  6ai
  
  Scarcity refers to the basic economic problem, the gap between limited - that is,scarce- resources and theoretically limitless wants
  
  6aii
  
  Scale of preference is define as the list of unsatified wants arranged in the order of their relative importance
  
  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
  
  1.
  Honeybees are super interesting
  2.
  Beekeeping is a great conversation starter.
  3.
  Bees are important for the planet.
  4.
  Beekeeping is a community.
  5.
  Honey is a nice perk.
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