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8/14/2019 STTSS S2 08 EST Question
http://slidepdf.com/reader/full/sttss-s2-08-est-question 1/1
SAMPLE QUESTION
Farmers spend millions of ringgit to protect their crop every year.They may use insecticides or biological control to help them. As aresearch assistant, would you be in favour of using insecticides
or biological control to control pests? Based on the informationyou have gathered below, write a report to the research manager,giving your recommendation.
Methods Advantages Disadvantages
Insecticides • Save great quantities
of food from pests and
diseases beforeharvest or duringstorage.
• Increase crop yield.
• Kills useful insects.
• Adverse effects onwildlife for many yearsto come.
Biologicalcontrol•
Using naturalpredators to controlpests.
• Host resistance is not
a problem.
•
Expensive to findbiological controlagents.
• Can never eradicate a
pest completely.
Your report should include the following :
the method you have chosen
comparisons between the two methods
reasons why you have chosen this method over the other
You may include any other relevant information to make your
report more comprehensive. Your report should be about 200words.