WAEC Agricultural Science questions: Farm tools and mechanisation

18 questions with answers and explanations. Tap an option to check yourself.

1. Question 1· Farm tools and mechanisation· WAEC

   A disadvantage of using tractors on wet clay soils is that they

   • Aimprove drainage
   • Bcompact the soil
   • Cadd nutrients
   • Dcontrol weeds

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   Explanation and discussion

2. Question 2· Farm tools and mechanisation· WAEC

   Which tractor-drawn implement breaks up clods after ploughing?

   • Aridger
   • Bplough
   • Charrow
   • Dplanter

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   Explanation and discussion

3. Question 3· Farm tools and mechanisation· WAEC

   A cutlass is mainly used for

   • Aspraying chemicals
   • Bmeasuring land
   • Cclearing bush and weeds
   • Dmilking cows

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   Explanation and discussion

4. Question 4· Farm tools and mechanisation· WAEC

   A limitation of farm mechanisation in Nigeria is

   • Atrained operators everywhere
   • Blarge areas of farmland
   • Ccheap machines
   • Dsmall, scattered farm holdings

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   Explanation and discussion

5. Question 5· Farm tools and mechanisation· WAEC

   A prismatic compass is used in farm surveying to measure

   • Asoil pH
   • Bheights
   • Cbearings
   • Drainfall

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   Explanation and discussion

6. Question 6· Farm tools and mechanisation· WAEC

   A ridger is used on the farm to

   • Amake ridges for planting
   • Bharvest grain
   • Cspray chemicals
   • Dpump water

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   Explanation and discussion

7. Question 7· Farm tools and mechanisation· WAEC

   A limitation of mechanisation in Nigeria is

   • Atoo much skilled labour
   • Bsmall and scattered farm holdings
   • Cflat land everywhere
   • Dcheap spare parts

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   Explanation and discussion

8. Question 8· Farm tools and mechanisation· WAEC

   A cutlass is used mainly for

   • Aspraying chemicals
   • Bploughing
   • Cclearing bush
   • Dmeasuring land

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   Explanation and discussion

9. Question 9· Farm tools and mechanisation· WAEC

   A machine that harvests, threshes and cleans grain in one operation is a

   • Acultivator
   • Bridger
   • Cplanter
   • Dcombine harvester

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   Explanation and discussion

10. Question 10· Farm tools and mechanisation· WAEC

    A tractor-drawn implement used for primary tillage is the

    • Acombine harvester
    • Bsprayer
    • Cplough
    • Dsheller

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    Explanation and discussion

11. Question 11· Farm tools and mechanisation· WAEC

    A maize crib is designed with

    • Araised floors and slatted sides for ventilation
    • Bno openings
    • Cwalls made of water
    • Da glass roof only

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    Explanation and discussion

12. Question 12· Farm tools and mechanisation· WAEC

    A knapsack sprayer is used to

    • Aapply pesticides and herbicides
    • Bharvest grain
    • Cdig holes
    • Dweigh produce

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    Explanation and discussion

13. Question 13· Farm tools and mechanisation· WAEC

    The hoe is used mainly for

    • Afelling trees
    • Bspraying
    • Cweeding and making ridges by hand
    • Dharvesting cassava stems

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    Explanation and discussion

14. Question 14· Farm tools and mechanisation· WAEC

    A ridger is used to

    • Acut grass
    • Bmake ridges for planting
    • Cspray crops
    • Dharvest crops

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    Explanation and discussion

15. Question 15· Farm tools and mechanisation· WAEC

    Farm tools should be oiled after use to

    • Asharpen them
    • Bmake them heavier
    • Cprevent rusting
    • Dchange their colour

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    Explanation and discussion

16. Question 16· Farm tools and mechanisation· WAEC

    Ranging poles are used in farm surveying to

    • Aweigh produce
    • Bmeasure rainfall
    • Cmark out straight lines
    • Dtest soil

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    Explanation and discussion

17. Question 17· Farm tools and mechanisation· WAEC

    Regular servicing of farm machines helps to

    • Areduce farm output
    • Bincrease fuel consumption
    • Cprolong their life and reduce breakdowns
    • Dcause rusting

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    Explanation and discussion

18. Question 18· Farm tools and mechanisation· WAEC

    A silo is used on a farm for

    • Akeeping tools
    • Bhousing poultry
    • Cdrying clothes
    • Dstoring silage or grain in bulk

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    Explanation and discussion