Civil Services TNPSC Group 1 (New Syllabus) Mock Test 2025 General Science Chemistry Chemistry in Everyday Life
With reference to the Biogas, consider the following statements:
a. The mixture of gases that are produced due to the breakdown of organic matter in the absence of oxygen is called biogas.
b. The major constituent of biogas is Methane.
Which of the above statement is/are correct?
1
a only
2
b only
3
Both a and b
4
Neither a nor b