Many Strategies Have Been Used to Control Leafy Spurge,including the Deliberate

question 47

Multiple Choice

Many strategies have been used to control leafy spurge,including the deliberate introduction of different species of flea beetles that feed on leafy spurge.Each flea beetle female may lay about 200 eggs in her only year of life.In places where flea beetle introductions have quickly established large populations that have grown and stabilized,the population growth of these beetles most likely looked like

• A)a straight increasing line.
• B)a J-shaped curve.
• C)an S-shaped curve.
• D)an upside down U-curve.

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