Question

Name the group of organisms where a pulsatile organ pumps blood ?

Answer 1

The group of organism where a pulsatile organs pumps blood are of ARTHROPODS.

• 2 small pulsatile ampullae, located at the bases of wings and connected with pericardial sinus periodically pump some haemolymph into the wings.
• It helps in pumping the blood directly to the tissue.
• Arthropods possess an opening vascular system.

Answer 2

The name of the group of organisms where a pulsatile organ pumps blood is Arthropods.

Explanation:

• Arthropods have opening vascular system. There are two small pulsatile ampullae are present at the bases of the wings and connected with the pericardial sinus. It helps to pump the blood directly in to the tissue.
• The pulsatile organ supplies blood to the body appendage and the haemolymph. This is the additional heart with the dorsal vessel or heart.