Science, asked by sadiarehman2007, 10 months ago

Q1 ) Red scale insects are pests which feed on lemon trees in California.
Ladybirds eat red scale insects. The graph below shows the effect of spraying lemon trees with DDT.

Explain why the number of red scale insects on lemon trees that had been sprayed with DDT increased and why the number on untreated trees stayed nearly constant.

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Answered by chaudharyseema702

1

Answer:

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