Coal deposits in Bangladesh have been discovered in how many areas?

এই অধ্যায়ের আরও প্রশ্ন

• C-02-Q025Coal is currently being extracted from which mine?
• C-02-Q026Hard rock mining is operational in:
• C-02-Q027Silica sand is widely used in the production of:
• C-02-Q028Sulfur is used in the production of:
• C-02-Q029Mineral oil has been discovered in Bangladesh in:
• C-02-Q030Copper is commonly used to produce:
• C-02-Q031Bangladesh's forest coverage is approximately:
• C-02-Q032The ideal forest coverage for environmental balance should be at least:
• C-02-Q033The forest coverage of Japan is approximately:
• C-02-Q034The natural mangrove forest of Bangladesh is located in: