You Are Tired of Watching Your Crops Die in the Field

question 42

Multiple Choice

You are tired of watching your crops die in the field from several pest species.You decide that next year you are going to use every type of ecological pest control you can find to address your problem.Over the winter you get ready,ordering pheromones that interfere with the reproduction of the pests,sterile male flies that will try to reproduce with some of the pest flies that you have,and wasps that lay their eggs in the larvae of another of your pests.It is expensive,but you think this should work well.Which of the following forms of control are you not using?

• A)cultural control
• B)natural enemies control
• C)genetic control
• D)natural chemical control

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Definitions:

Hurricanes

Powerful tropical storms with violent winds and heavy rain, formed over warm ocean waters.

Rainforest

A dense, tropical forest receiving high annual rainfall, home to a vast diversity of flora and fauna.

Drumlin

A commonly teardrop-shaped hill formed when a glacier reshapes glacial deposits.

Roché Moutonnée

A rock formation created by glacial erosion that leaves one side of the rock smooth and polished and the other rugged and plucked.