2007 - WAEC Agriculture Past Questions and Answers - page 2
11
Chlorosis with characteristic parallel white or yellow streaks observed along the veins of leaves is a deficiency symptom of
A
potassium
B
magnesium
C
phosphorus
D
sulphur
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12
I. Allowing land to fallow II. Applying organic fertilizer III. Practicing monoculture IV. Growing legumes. Which of the following combinations will help to improve soil fertility status?
A
I,III and IV only
B
II,III and IV only
C
I,II and III only
D
I,II and IV only
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13
I. Allowing land to fallow II. Applying organic fertilizer III. Practicing monoculture IV. Growing legumes. The spread of diseases and pests can be checked by
A
I
B
II
C
III
D
IV
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14
Which of the following statements is not an advantage of drainage? It
A
removes excess water
B
supplies moisture for plant growth
C
reclaims water-logged land and swamps
D
improves soil structure
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15
The problems associated with farm irrigation do not include
A
high cost of irrigation equipment
B
increase in soil pH
C
continuous supply of irrigation water
D
build up of pests on farms
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16
I. Burning of trash II. Slashing of undergrowth III. Seed bed preparation IV. Soil tillage. Which of the following options gives the correct sequence of land preparation for planting yam?
A
IV,II,III and I
B
II,I,IV and III
C
II,III,I and IV
D
I,II,III and IV
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17
I. Burning of trash II. Slashing of undergrowth III. Seed bed preparation IV. Soil tillage. Which of the following practices will enhance loss of soil water?
A
I and II
B
II and III
C
III and IV
D
I and IV
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18
The most versatile source of farm power in West Africa is
A
biogas
B
animal
C
wind
D
water
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19
Silos ensure good storage because
A
they are made of stainless steel
B
of the air-tight environment created
C
a lot of produce can be stored at a time
D
they have high relative humidity
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20
Which of the following statement about the advantages of farm mechanization is not true? It
A
saves labour
B
improves soil structure
C
reduces drudgery
D
increases output
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