In 1939, the use of DDT (a powerful synthetic chemical) as an insecticide was discovered. The United States adopted its widespread use, producing up to 100 million kilograms per year (200 million pounds per year). Twenty years later, severe side effects started to be reported as a result of DDT use. Which was an advantage of using DDT?

insect and pest populations decreased

birth defect rates increased

cancer rates increased

fertility rates decreased

Question

Biology

Nestle

19 March, 05:50

In 1939, the use of DDT (a powerful synthetic chemical) as an insecticide was discovered. The United States adopted its widespread use, producing up to 100 million kilograms per year (200 million pounds per year). Twenty years later, severe side effects started to be reported as a result of DDT use. Which was an advantage of using DDT?

insect and pest populations decreased

birth defect rates increased

cancer rates increased

fertility rates decreased

+2

Answers (1)

Know the Answer?

Madden Liu · Answer 1

A. Insect and Pest populations decreased.

I know they did, it was a powerful insecticide, but it also had horrendous side effects, all of the other answers.