2021 NECO AGRIC. SCIENCE PRACTICAL ANSWERS

Here is the neco agric practical answers for 2021, do well to share with your friends.

(1a)

Specimen A – Measuring Tape.

Specimen B – Gunter’s Chain.

Specimen C – Ranging Pole.

Specimen D – Peg.

(1b)

(i) Make sure the chain is not faulty before use.

(ii) Avoid error of parallax when reading measurements.

(iii) All chains, tapes, ropes e.t.c. must be properly alligned before taking measurements.

(1c)

(Specimen A)

(i) It is used in taking detailed measurements.

(ii) It is used for taking the length, breadth and height of a farmland.

(Specimen C)

(i) It is used for marking stations.

(ii) It is also used for making straight lines.

(Specimen D)

(i) It is used during chaining for marking off chain lengths as measured.

(ii) It is also used for marking stations.

(1d) Loading…….

(2a)

Specimen E – Sandy Soil.

Specimen F – Urea Fertilizer.

(2b)

(i) Sandy Soil is coarse, grained and gritty.

(ii) It is not sticky, when wet. Hence, it cannot form a cast or ribbon.

(2b)

(i) By Planting Cover Crops.

(ii) Application Of Compost Manure.

(iii) Mulching the soil.

(2d)

(i) By Broadcasting.

(ii) Folial Spray.

(2e)

(i) It reduces the activities of soil micro organisms.

(ii) It causes reduced growth/yield of crops.

(2f)

0.02mm – 2.0mm.

(2g) Loading….

(3a)

Specimen G – Paddy Rice.

Specimen H – Cassava Tuber.

Specimen I – Palm Fruit.

(3b)

(Specimen G)

(i) Sun Drying.

(ii) Threshing.

(iii) Winnowing.

(Specimen H)

(i) Peeling.

(ii) Soaking.

(iii) Fermentation.

(Specimen I)

(i) Boiling/Cooking.

(ii) Pounding.

(iii) Grinding.

Not sure 4 this yet (Specimen I) ?

(3c)

(i) Weeding.

(ii) Fertilizer Application.

(iii) Pest and Diseases(Removing).

(4a)

Specimen J – Fresh Milk.

Specimen K – Eggs.

Specimen L – Hides and Skin.

(4b)

(i) Prepare a proper milking area/Ensure the surroundings is kept tidy.

(ii) Equipment must be properly.

(4c)

(i) Holstein/Friesian.

(ii) South Devon.

(4d)

(i) Temperature.

(ii) Relative Humidity.

(iii) Ventilation (Air Flow).

(iv) Egg Turning.

(4e)

(i) Dehaired.

(ii) Degreased.

(iii) Desalted.

 

(4f)

(i) Protein.