Consider the following:
(1) Vermicomposting uses earthworms.
(2) Biogas is produced from organic waste by anaerobic decomposition.
(3) E-waste contains toxic metals.
(4) Open burning of waste is eco-friendly.
Choose Your Option
A. 1 and 2
B. 1, 2 and 3
C. 1, 2, 3 and 4
D. Only 4
Solution & Explanation
No details explanation available for this question. Option B is the verified correct answer.