2018/2019 WAEC RUNZ AGRIC SCIENCE PRACTICAL QUESTIONS AND ANSWERS
EXPOLORD.CO ANSWERS PAGE
Tuesday, 24th April, 2018
AGRIC SCIENCE 3(PRACTICAL) 1st Set – 09:30 a.m. – 11:00 a.m.
AGRIC SCIENCE 3(PRACTICAL) 2nd Set – 11:30 a.m. – 1:00 p.m.
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(1a)
Specimen A
– It is used for falling of trees
– It is used for cutting the roots during stumping.
– It is used for cutting logs of woods into smaller pieces
Specimen B
– It is used for lifting and tuning the soil
– It is used for levelling of the soil
– It is used for digging holes during transplanting
Specimen D
– It is used for transplanting of seedling
– It is used for applying manure after and before planting
– It is used for nursery operation / practice
Specimen F
– It is used for pulverizing the soil
– it is used for aerating the soil
– It is used for transplanting seedlings
(1b)
– The Metal part should be sharpened when blunt
– The metal part should be oiled or greased to prevent rusty
– The wooden part should be stored or kept in a place that termite cannot eat it
– Store in a cool and dry place
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(2a)
G – PH 7(neutral)
H – 1-4(acidic)
I – PH -8-14(alkaline OR basic)
(2b)
Specimen G:
When G is added to water sample in a glass beaker and stored with blue and red litmus paper, No colour change was observed, showing neutral.
Specimen H:
When H is added to a water sample in a beaker and stirred and tested with blue and red litmus paper. It changes blue litmus paper to red showing that it is acidic.
Specimen I:
When I is added to a water sample in a beaker and stirred/tested with litmus papers. It changes the red litmus paper to blue showing that it is basic or alkaline.
(2ci)
If the PH is 45 it shows that it is slightly acidic/acidic
(2cii)
(i) It destroys the root of plants.
(ii) It prevents the uptake of food from the root system.
(iii) It prevents the normal growth of plants except plants like tomatoes.
(2ciii)
(i) Washing away of soil nutrients by erosion
(ii) Planting operations like Monocropping
(iii) Excessive use of land of a long period of time
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(3a)
J – Grain weevil
K – Yam tuber beetle
L – Rodents
M- Beetle
(3b)
(i) They bore with seed
(ii) It causes low yield.
(iii) It causes death of plants and reduces farm yield.
(iv) It reduces the farmer’s income.
(v) Transmission of diseases.
(3c)
Specimen J:
(i) By the use of chemicals.
(ii) By the use of pesticides.
(iii) Through hand picking.
Specimen K:
(i)Through the use of pesticides.
(ii) By handpicking.
(iii) By the use of chemicals.
Specimen L:
(i)Through the practise of crop rotation.
(ii) By using fungicides.
Specimen M:
(i)Through the use of rodenticides.
(ii) By setting traps for the rodents
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(4a)
(i) Cattle
(ii) Sheep
(iii) Goat
(4b)
Specimen N
(i) It sucks the blood of its host.
(ii) It reduces the size of its host
(iii) It reduces the market value of its host
(iv) It kills it’s host
Specimen O
(i) It kills it’s host
(ii) It reduces the quality of its host
(iii) It causes anaemia to its host
(iv) It sucks the blood of its host
(4c)
(i) By proper sanitation measures
(ii) By handpicking
(iii) By dipping the infected host in chemicals
(iv) By using insecticides
(v) By isolation of infected animals
(vi) By quarantine
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5b)
(i) Calcium
(ii) Potassium
(5c)
(i) They help in enegry production
(ii) They enhances healthy bone and teeth
(iii) They help in nerve and muscle function
(iv) They provide strong immune for the body
(5di)
Inflammation of the teat
(5dii)
– Use of germicides
– Removal of causative agents
(5div)
Rinder pest
(5dv)
Immunization by vaccine combined with
quarantine
(5dvi)
Use strict biosecurity measures for animals,
animal
products.
(5dvii)
Unusually watery faeces that are yellowish-
green in colour
(5dviii)
Use of vaccination
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(6a)
(i) Washing of the feeders and drinkers regularly
(ii) Admistration of vaccine and medication to birds
(iii) Fumigation and proper sanitation should be done before arrival of the bird
(iv) Provision of medication and vaccination
(6b)
(i) It prevents secondary infection caused by horn injuries
(ii) It creates more space for animals
(iii) It prevents injuries to the body of other animals
(iv) It makes it safer during vaccination or deworming of animals
(6c)
(i) Harvesting
(ii) Packaging and Packing
(iii) Transport
(iv) Advertisement
(v) Food Processing
(6d)
(i) Land tenure system
(ii) Inadequate finance and credit facilities
(iii) Poor marketing system
(iv) Inadequate farm input
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2018/2019 WAEC RUNZ AGRIC SCIENCE PRACTICAL QUESTIONS AND ANSWERS
2018/2019 WAEC RUNZ AGRIC SCIENCE PRACTICAL QUESTIONS AND ANSWERS
2018/2019 WAEC RUNZ AGRIC SCIENCE PRACTICAL QUESTIONS AND ANSWERS
2018/2019 WAEC RUNZ AGRIC SCIENCE PRACTICAL QUESTIONS AND ANSWERS
2018/2019 WAEC RUNZ AGRIC SCIENCE PRACTICAL QUESTIONS AND ANSWERS
2018/2019 WAEC RUNZ AGRIC SCIENCE PRACTICAL QUESTIONS AND ANSWERS
2018/2019 WAEC RUNZ AGRIC SCIENCE PRACTICAL QUESTIONS AND ANSWERS
2018/2019 WAEC RUNZ AGRIC SCIENCE PRACTICAL QUESTIONS AND ANSWERS
2018/2019 WAEC RUNZ AGRIC SCIENCE PRACTICAL QUESTIONS AND ANSWERS
2018/2019 WAEC RUNZ AGRIC SCIENCE PRACTICAL QUESTIONS AND ANSWERS
2018/2019 WAEC RUNZ AGRIC SCIENCE PRACTICAL QUESTIONS AND ANSWERS
2018/2019 WAEC RUNZ AGRIC SCIENCE PRACTICAL QUESTIONS AND ANSWERS
2018/2019 WAEC RUNZ AGRIC SCIENCE PRACTICAL QUESTIONS AND ANSWERS
2018/2019 WAEC RUNZ AGRIC SCIENCE PRACTICAL QUESTIONS AND ANSWERS
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