8. Which of the following organisms has red blood but does not have red blood cell? O a) Cockroach O b) Earthworm O Q Pigeon O d) pila
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The blood of earthworm is red coloured due to presence of a respiratory pigment haemoglobin, it is not contained in the corpuscles like vertebrates but is found dissolved in the plasma.
So, the correct option is 'Earthworm'.
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