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Waec Agricultural Science 2000 Past Questions and Answers

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Waec 2000 Agricultural Science Past Questions

Question 31:


Which of the following groups of organisms cause the greatest damage to stored grains?

A. Insects
B. Birds
C. Viruses
D. Fungi

View Answer & Explanation

Question 32:


Disease causing organisms are referred to as

A. Vectors
B. Pathogens
C. Pests
D. Insects

View Answer & Explanation

Question 33:


Which of the following is not a viral disease of crops?

A. Cocoa swollen shoot
B. Tobacco mosic
C. Tomato leaf curl
D. Banana blight

View Answer & Explanation

Question 34:


Smut diseases are often found on

A. Maize
B. Cassava
C. Cowpea
D. Grapes

View Answer & Explanation

Question 35:


The mosaic appearance on cassava leaves is caused by

A. Pests
B. Bacteria
C. Virus
D. Nematode

View Answer & Explanation



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