Carbon Cycle and Fossil Fuels

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Question 1 of 51

Which one of the following statements regarding CO gas is correct ?

Select Your Answer:

It is produced by the complete combustion of fossil fuels.

It combines with haemoglobin to form carbamino-haemoglobin.

It impairs oxygen transport resulting in giddiness, headache, asphyxia and even death.

All of these

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