Teaching BPSC 4.0 बिहार उच्च माध्यमिक शिक्षक भर्ती (PGT) Mock Test General Knowledge Geography (World Geography)
Which of this vegetation type is also known as the lungs of the world?
1
Pampas
2
Veldt
3
Prairies
4
More than one of the above
5
None of the above