Waec Agricultural Science 2009 Past Questions and Answers

Question 31:

• WAEC 2009

Which of the following statements about mulches is true? They

A. Include paper and plolythene sheets
B. Encourage weed growth
C. Facilitates hardpan formation
D. Decrease soil biotic population

Question 32:

• WAEC 2009

Which of the following crops is bet harvested using a combine harvester?

A. Maize
B. Groundnut
C. Cassava
D. Cotton

Question 33:

• WAEC 2009

Which of the following crops produces latex?

A. Mango
B. Citrus
C. Rubber
D. Sisal

Question 34:

• WAEC 2009

What will be the following effect of establishing a grass with centrosema spp. in a pasture? The

A. Grass will be suppressed
B. Total yield of herbage will decrease
C. Pests of centrosema will destroy the grass
D. Forage yield will be high

Question 35:

• WAEC 2009

Which of the following is not an economic importance of forests? They serve as source of

A. Medical plants
B. Game animals
C. Edible wild fruits
D. Domestic animals