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Agricultural Science WAEC Past Questions

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2141

(a) State three uses of each of specimens A (AXE), B(SPADE), D(HAND TROWEL) and F(HAND FORK)


(b) State three ways of maintaining specimen A.

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2142

(a) With the aid of the litmus paper and water provided, classify specimens G, H and I.

(b) Outline the steps taken in classifying specimen G (NEUTRAL SOIL), H (ACIDIC SOIL) and I (ALKALINE / BASIC SOIL)

(c)(i) If the pH value of one of the soil samples provided is 4.5, what condition does this pH value indicate in the soil sample?
(ii) State three effects of the condition indicated in (c)(i) on crop production.
(iii) List Three factors that could cause the condition indicated in (c)(i).

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2143

(a) Name the organism which causes the damage observe on each of specimen J, K, L and M.

(b) State three ways in which the organism which caused the damage on specimen J is of economic importance.

(c) State two ways of controlling each of the organisms which caused damage to specimens J,K, L and M.

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2144

(a) Name three farm animal hosts of specimen O (TICK)

(b) State four damages done by each of specimens N (LIVER FLUKE) and O on their farm animal hosts.

(c) Enumerate four ways of controlling specimen O

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2145

(a) Study specimen E (NPK 15:15:15, F (WOOD ASH), G (LIMESTONE), and H (COWDUNG) and answer the following questions.

(i) State three major nutrients supplied to crops by specimen E
(ii) List three methods that could be used to apply specimen E on a farm

(b) State three agricultural uses of each of specimens F and G

(c) Mention three ways in which specimen H is important to the soil

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