Question 98

(Multiple Choice)

Use the following information to answer the questions below.
Millions of people suffer from hunger and malnutrition.With artificial selection,farmers have improved the yields of many agricultural crops.More recently,plant biotechnology/genetic engineering has been suggested as a means to further improve crops and combat hunger.
-Plant biotechnology,like all technologies,has benefits and risks.Thinking back on what you know about evolution and ecology,you know there are several serious environmental concerns with respect to transgenic crops.Which of the following is not an environmental concern of transgenic crops?


A)Genetically modified crops can be engineered to produce higher yields.
B)Herbicide-resistant crops can be sprayed as often as desired.
C)Genetically modified crops that produce their own insecticide may potentially harm non-target organisms.
D)Insects show resistance to Bt toxin.
E)Genetically modified crops may produce hybridize with wild relatives.

Answer