#### Which of the following is the largest Ramsar Site in India ? 1. [ ] Chilika Lake 2. [ ] Ashtamudi Wetland 3. [ ] Chandra Taal 4. [x] Sundarban Wetland #### Which renewable resource is most commonly used for heating homes in rural areas? 1. [ ] Solar energy 2. [ ] Ashtamudi Wetland 3. [x] Biomass energy 4. [ ] Geothermal energy #### Which renewable resource has the lowest environmental impact? 1. [x] Solar energy 2. [ ] Hydroelectric energy 3. [ ] Biomass energy 4. [ ] Wind energy #### Which international environmental convention aims to address climate change by reducing greenhouse gas emissions? 1. [ ] The Convention on Biological Diversity (CBD) 2. [x] The United Nations Framework Convention on Climate Change (UNFCCC) 3. [ ] The Convention on International Trade in Endangered Species of Wild Fauna and Flora (CITES) 4. [ ] The Stockholm Convention on Persistent Organic Pollutants (POPs) #### Which international environmental agreement is focused on the protection of the ozone layer by phasing out the production and use of ozone-depleting substances? 1. [ ] The Kyoto Protocol 2. [ ] The Basel Convention 3. [ ] The Stockholm Convention 4. [x] The Montreal Protocol #### Which of the following is the primary objective of the Environment (Protection) Act, 1986 of India? 1. [ ] Conservation of forests and wildlife 2. [x] Regulation of air and water pollution 3. [ ] Protection of cultural heritage sites 4. [ ] Promotion of renewable energy sources #### Which of the following gases is primarily responsible for the greenhouse effect on Earth? 1. [ ] Oxygen (O2) 2. [ ] Nitrogen (N2) 3. [x] Carbon dioxide (CO2) 4. [ ] Argon (Ar)