Multiple choice

Open type of circulatory system is found in which of the following phylums?

  1. Mollusca
  2. Aschelminthes
  3. Annelida
  4. Arthropoda
  5. Chordata Select the correct answer using codes given below:

  1. 1 and 4

  2. 1 and 5

  3. 2 and 4

  4. 2, 3 and 4

  5. 3, 4 and 5
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Mollusca – Circulatory system is open and lacunar type Arthropoda – Circulatory system is open with dorsal heart

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