WAEC-Agriculture-Practical-ANSWERS
(2a)
It is to test soil texture

(2b)
(i)Hydrogen peroxide
(ii)Measuring cylinder
(iii)Soil sample (sand, loam soil)

(2c)
(i)A few sample of the soil is placed in measuring cylinder.
(ii)Some amount of water containing hydrogen peroxide to it.
(iii)The moisture is saking vigorously by stirring rod and allow to settle for some hours.

(2d)
(i)It contain humus
(ii)It contain grains particles (sand)
(iii)It contains powered particles

(2e) 
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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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(3a)
cyanide (HCN)

(3b)
(i)By boiling
(ii)By fermentation
(iii)By sun dry
(iv)By steaming

(3b)
-Specimen I-
(i)It is consumed as food
(ii)It is used for medical purpose as an antioxidant and equally has antiinflammatory properties

-specimen J
(i)It is used as antioxidant
(ii)It is used in treatment of convulsion

(3c)
(i)Beatle
(ii)eel worm
(iii)Grasshopper – thrips
(iv)Cricket – maggot

(3d)
(i)Spices
(ii)Vegetables
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(1a)
-Specimen A-
(i)To shape soil
(ii)To remove weeds

-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