Teaching UGC NET Mock Test Series 2025 (Paper 1 & 2) People Development & Environment Environmental Issues Climate Change & Global Warming
Which of the following two sources of carbon is released?
A) Volcanic eruption
B) Combustion of fossil fuels
C) Landslide
D) Open mining
Choose the correct answer from the options given below:
1
A and B only
2
B and C only
3
A and C only
4
B and D only