Agricultural Science
WAEC 2020
(a) State two uses each of specimens A (HOE) and B(PICK AXE)
(b) Name four crops that require the use of specimen D (BUDDING KNIFE) during propagation.
(c) Name three other tools that could serve the same purpose as specimen E (BURDIZZO).
(d) Mention four ways of maintaining specimen A (HOE) on the farm.
Explanation
(a) Uses of specimens A (Hoe) and B (Pick axe);
A(Hoe);
- Loosening the soil;
- Uprooting weeds/weeding;
- Harvesting of crops e.g. groundnut and yam;
- Making ridges/heaps/mounds/seed bed;
- Planting/transplanting of some crops.
B (PickAxe):
- Breaking up hard ground/ loosening the soil;
- Stumping/uprooting of trees and stones;
- For making ridges;
- For tilling soil for farm building erection;
- Digging hole, pits
(b) Crops that require the use of specimen D(Budding knife) during propagation:
- Mango,
- Citrus,
- Avocado pear,
- Cashew,
- Apple,
- Cherry,
- Rubber,
- Cocoa,
- Coffee,
- Kola,
- Walnut,
- Plum
(c) Other tools that could serve the same purpose as Specimen E (Burdizzo):
- Sharp knife,
- Emasculator,
- Scalpel,
- Hemostat,
- Razor blade,
- Elastrator,
- Forceps,
- Pincers.
(d) Ways of maintaining specimen A (Hoe) on the farm:-
- Wash and dry/clean after use,
- Store in cool, dry place,
- Straighten bent blade,
- Keep wooden handle away from termite attack,
- Replace worn out parts,
- Oil/grease metal blade before storage,
- Sharpen the blunt blade
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