MCQ Practice Science 📖 'Earth Summit' held at Rio De Janeiro is concerned with: ক Enviornmentখ Population explosionগ World food problemঘ World trade Favorite Practice Add to Book Explanation & Answer Detailed explanations and answers are restricted. Unlock full access by logging in to your account. 🔒 Unlock the detailed explanation and answers Log In / Sign Up Previous এ পর্যন্ত ঢাকায় ক’বার সার্ক শীর্ষ সম্মেলন অনুষ্ঠিত হয়? Next ECO' এর সদর দফতর কোথায়?
