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Sunday, May 12, 2019

NABTEB-AGRIC-SCIENCE-PRACTICAL-ANSWERS




1a) Specimen A is a file
Specimen B is a Grinding stone
Specimen C is a cutlass
Specimen D is a shovel
1b)
- They are both used for sharpening farm tools
- They are both used for  smoothening  rough surfaces of farm implements
1c)
-  It should be sharpened regularly
- Keep it in a dry and  cool place
- Metals part should be oiled and greased before storage
1d)
(i) - Possession of wooden  handle
- Possession of rectangular or round edge
- Possession of hollow blade
(ii) A - It is used for sharpening blades of farm tools
C - For weeding farm lands
D - For making garden paths
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2a) Specimen E is a clayed soil
Specimen F is a Loamy soil
Specimen G is sandy soil
Specimen H is a Legume
2b) - Specimen E -
- It is fined grained
- It is smooth to the touch
- Specimen F -
- It is dark brown or dark in colour
- It has non-powdery and non-sticky texture
2c)
- By planting cover crops
- By application of compost manure
- By mulching the soil
2d)
- It helps in holding water capacity of E and G
- It helps E and G structure of the soil by binding the particle of coarse -  texture soil together
2e) Cocoa, Pepper, Casava and okro
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3a)
- Specimen I is cowpea
- Specimen J is plantain
3b)
- I is a leguminous plant
- J is a staple food
3c)
- I : Vigna unguiculata
- J : musa paradisiaca
3d)
- I : it is prepared by seeds
- J : It is prepared by vegetative means
3e) None can be raised in a nursery
3f)
- I : Possession of long 20-50cm peduncle
- J : It is yellow in colour when matured
- I : Possession of varying size and shape of the leaves
- J : It can be eaten raw when matured
3g) Storage is done in silos on a large scale
3h) Pod borers,  bean Beetle, leaf hoppers
3i)
- Bacteria disease is Bacteria wilt
- Fungal disease is Anthracnose
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4a)
- Specimen K is Meat
- Specimen L is Guinea grass
- Specimen M is Tick
4b)
- By canning
- By curing (salting)
- By dehydrating
- By freeze drying method
- By smoking
4c)
- It is palatable to animals
- It is good for making of hay for the animals
- It is also used as medicine for  animals
4d)
- Transmission of protozoa to animals
- Transmission of rickettsial to animals
- Transmission of viral diseases to animals
- They cause poor health and loss of production to animals
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COMPLETED



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