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  1. Blood of Pheretima is
    1. blue with haemocyanin in corpuscles
    2. blue with haemocyanin in plasma
    3. red with haemoglobin in corpuscles
    4. red with haemoglobin in plasma
Correct Option: D

In the blood of earthworm, haemoglobin is dissolved in the plasma. RBCs are absent.



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