Waec Agricultural Science 2013 Past Questions and Answers

Question 31:

• WAEC 2013

If the spacing of a crop is 3.6m X 4. 5m, determine the crop population per hectare

A. 769
B. 617
C. 494
D. 408

Question 32:

• WAEC 2013

An example of a piercing and sucking insect-pest of crops is a

A. Mealy bug
B. Grasshopper
C. Weevil
D. Termite

Question 33:

• WAEC 2013

Calculate the number of yam setts planted at a spacing of 1.0m by 1.0m on a hectare of land

A. 1,000 setts
B. 2,500 setts
C. 5, 000 setts
D. 10,000 setts

Question 34:

• WAEC 2013

If rows are spaced 1.0m apart with one plant per stand, determine the spacing between stands in order to obtain a plant population of 40,000/ha

A. 0.25m
B. 0.40m
C. 0.50m
D. 1.00m

Question 35:

• WAEC 2013

Some plants are suitable for decorating living rooms because of their

A. Ability to endure low light intensity
B. Low respiration rate
C. Ability to retain water
D. Low resistance to disease