Question

A) What is the function of human Lungs? i) Purification of blood
ii) Filtration of blood
iii) Pumping of blood
iv) All of these​

Answer 1

Answer:

Answer

None of these

Explanation:

because lungs are used for breathing in only air and heart might be the right word to replace your question like this

A) What is the function of human Heart i) Purification of blood

ii) Filtration of blood

iii) Pumping of blood

iv) All of these

Answer 2

Answer: (ii) Filtration of blood

Explanation: (ii) Filtration of blood is the correct answer.