In annelids, what effect does the contraction of circular muscles have on the body?

Biology Mcqs for PPSC, FPSC, NTS, and Pakistan government job tests. Select an option below, then read the explanation.

PPSCFPSCNTSPakistan govt jobs
Subject
Biology Mcqsbiology-mcqs
Published
23 May 2018
Last updated
28 May 2026

Browse all Biology Mcqs

Choose the correct answer

Explanation

When the circular muscles of an annelid contract, the body lengthens and its diameter decreases, causing the body to become thinner.

SolveExam — free MCQs and past papers for Pakistan government job tests. Content is for educational practice only.