01 Which of the following metals is present in haemoglobin?

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02 How many litres of blood does an adult human have?

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03 Which among these components of blood transports oxygen?

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04 Blood is _____ tissue.

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05 Haemoglobin is found in _____.

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06 Which of the following describes heart functioning more appropriately?

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07 Which is the largest artery in the human body?

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08 The largest corpuscles in human blood are _____.

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09 The protein in haemoglobin is:

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10 What is the approximate pH value of human blood?

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