Waec Agricultural Science 2007 Past Questions and Answers

Question 11:

• WAEC 2007

Micro-nutrients are likely to be deficient in

A. Cleared virgin forest soils
B. Soils with high organic matter
C. Fine texture soil
D. Soils with low pH

Question 12:

• WAEC 2007

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

Question 13:

• WAEC 2007

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

Question 14:

• WAEC 2007

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

Question 15:

• WAEC 2007

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