Which of the following is true about hearts of earthworm?

A. They pump blood from ventral to dorsal vessel.

B. There are 5-7 pairs of heart.

C. They are present between 1-7th segments.

D. They are present lateral to the oesophagus.

Found an error? Read our corrections policy and report it in the comments below.

Be the first to comment if anything wrong with this mcq
Your comment successfully submitted!
It will automatically posted after review and approval by our staff member.