Consider the following countries:
1. Bulgaria
2. Czech Republic
3. Hungary
4. Latvia
5. Lithuania
6. Romania
How many of the above-mentioned countries share a land border with Ukraine?
(a) Only two
(b) Only three
(c) Only four
(d) Only five
11. Ans: a
Explanation:
Ukraine shares border with seven other countries- Poland, Slovakia, Hungary, Romania, Moldova, Russia and Belarus.

Hence, option a is correct.
Read: Previous Year UPSC Geography Questions (PYQs) With Explanation 2023