SCIENCE
CIRCULATORY SYSTEM
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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It serves to distribute nutrients directly to every part of the body
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It contains several kinds of corpuscles without haemoglobin
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It collects metabolic wastes
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It carries oxygen
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Detailed explanation-1: -The blood of the cockroach is called hemolymph. The blood of the cockroach is not red because it does not use hemoglobin to carry oxygen. As their bloodstream is not meant to carry oxygen. They use a specialized structural pipe called tracheae which bring the oxygen and remove the carbon dioxide out of their tissues.
Detailed explanation-2: -Reason: The blood of cockroach is also known as Haemolymph and it does not carry oxygen because of lacking Haemoglobin in it.
Detailed explanation-3: -Cockroach: Cockroaches do not use hemoglobin to carry oxygen, hence they do not have red blood. Their blood stream does not carry oxygen either.
Detailed explanation-4: -So, the correct answer is ‘Respiratory pigment’.