WAEC Agric Science Practical Questions & Answers – 2020 May/June Exam

 


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WAEC Agric Practical Answers - 2020 May/JuneExam

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(1a)

-Specimen A-
(i)To shape soil
(ii)To remove weeds
(iii)To clear soil
(iv)For harvesting root crops

-Specimen B-
(i)It is use for prying
(ii)It is use for breaking up hard ground or rock.

(1b)
(i)Circus fruits
(ii)Apple
(iii)Pear
(iv)Plum

(1c)
(i)Elsetractor
(ii)Hemostat forceps
(iii)Artery forceps

(1d)
(i)Sharpen tool before and after use.
(ii)Oil or grease metal parts.
(ii)Dry tools after use
(iv)Keep them in cool dry place




(3ai)

Hydrocyanic acid

 

(3aii)

(i) Boiling

(ii) Sundrying

(iii) Soaking

(iv) Roasting

 

(3b)

Specimen I:

(i) It is an antioxidant, hence useful for medicinal purposes

(ii) Source of vitamin A

 

Specimen J:

(i) Serves as spice for food

(ii) 

 

 

(3c)

(i) Maggots

(ii) Thirps

(iii) Bulb eelworm

(iv) Bulb mites

 

(3d)

(i) Spices

(ii) Vegetable

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(4a)

(i)They do not feed on each other

(ii)They have the same growth

(iii)They feed on similar foods and have the same living habitat

 

(4b)

(i)Cast net

(ii)Gill net

(iii)Hook and line

(iv)Fish trap

 

(4c)

(i)Cheese

(ii)Ice-cream

(iii)Yogurt

(iv)Butter

 

(4d)

(i)It seal pores

(ii)It present water loss

(iii)It encourage the growth f plantation

(iv)It reduce acidify of pond

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