11
RCMultiple Choice

Unit Test — Cumulative exam

Question 11 • FL-2002070-M/J Comprehensive Science 2

Which practice has decreased the number of disease-carrying rats around homes and businesses?

Answer
A
refrigeration
B
garbage collection
C
lichen measuring
D
water treatment

Explanation

Regular garbage collection removes food scraps and waste that attract rats. With less food and shelter near homes and businesses, rat populations—and the diseases they can spread—are reduced. Garbage collection is the correct choice.

AI-written and checked against the verified answer.

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