insidious creatures


#1

English Language Tests, Intermediate level

ESL/EFL Test #885 [color=blue]“Bedbugs!”, question 8

These tiny creatures were brought under control after the pesticide DDT was used, but when it was banned in 1970, the bugs became extremely prolific.

(a) fascinating
(b) adventurous
© insidious
(d) creative

English Language Tests, Intermediate level

ESL/EFL Test #885 [color=blue]“Bedbugs!”, answer 8

These tiny insidious creatures were brought under control after the pesticide DDT was used, but when it was banned in 1970, the bugs became extremely prolific.

Correct answer: © insidious
[size=200]_________________________[/size]

Are they insidious because they are able to hide under the drapery and they can hibernate themselves for years?


#2

yes. It was because they spread in a hidden way and were harmful to health.