Q.

Which of the following is true regarding Nereis, Pheretima and Hirudinaria?

see full answer

Start JEE / NEET / Foundation preparation at rupees 99/day !!

21% of IItians & 23% of AIIMS delhi doctors are from Sri Chaitanya institute !!
An Intiative by Sri Chaitanya

a

Hirudinaria is aquatic whereas the other two are terrestrial.

b

Pheretima has setae which are absent in the other two.

c

Nereis is dioecious whereas the other two are monoecious.

d

Hirudinaria lacks parapodia which are present in the other two.

answer is C.

(Unlock A.I Detailed Solution for FREE)

Ready to Test Your Skills?

Check your Performance Today with our Free Mock Test used by Toppers!

Take Free Test

Detailed Solution

Nereis is dioecious whereas Pheretima and Hirudinaria are monoecious.Parapodia occur in Nereis.Setae are present in Pheretima and Nereis.Nereis is marine.
Watch 3-min video & get full concept clarity
score_test_img

Get Expert Academic Guidance – Connect with a Counselor Today!

whats app icon