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Question
Open circulatory system occurs in
Open circulatory system occurs in
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Solution
The correct option is B Periplaneta
The open type of vascular system consisting of sinuses filled with blood is seen in the cockroach. The blood in a cockroach is colourless as it does not contain any respiratory pigment. This colourless blood is called haemolymph. The scientific name of cockroach is 'Periplaneta'. All the other options have a closed vascular system.So, the correct answer is 'Periplanata'.
The open type of vascular system consisting of sinuses filled with blood is seen in the cockroach. The blood in a cockroach is colourless as it does not contain any respiratory pigment. This colourless blood is called haemolymph. The scientific name of cockroach is 'Periplaneta'. All the other options have a closed vascular system.
So, the correct answer is 'Periplanata'.
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