Multiple choice

Which of the following statements are true regarding annelids? P. Exclusively terrestrial, free living organisms Q. Bilaterally symmetrical, diploblastic, acoelomate organisms R. Blood vascular system is closed S. Nephridia are organs of excretion in the annelids Select the correct answer using codes given below:

  1. P and Q

  2. P and R

  3. Q and R

  4. Q and S

  5. R and S
Reveal answer Fill a bubble to check yourself
E Correct answer
Explanation

Blood vascular system is closed in annelids. Excretory system of annelids consists of coiled tubes, called nephridia.

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