A. Greenhouse effect
B. Fire in coal mines
C. Dry farming
D. Monsoon
Submitted by: Muhammad Ali Kunbhar
Correct Answer: A. Greenhouse effect ✔
Last Updated: January 08, 2020
A. Greenhouse effect
B. Fire in coal mines
C. Dry farming
D. Monsoon
Submitted by: Muhammad Ali Kunbhar
Correct Answer: A. Greenhouse effect ✔
Last Updated: January 08, 2020