Consider critical minerals: I. Neodymium II. Tellurium III. Dysprosium IV. Gallium. Which are NOT used for the production of photovoltaic cells used in solar panels?

Consider the following statements : 1. Gujarat has the largest solar park in India. 2. Kerala has a fully solar powered International Airport. 3. Goa has the largest floating solar photovoltaic proje…

Consider the following materials: 1. Agricultural residues 2. Corn grains 3. Wastewater treatment sludge 4. Wood mill waste Which of the above can be used as feedstock for producing Sustainable Aviat…

With reference to furnace oil, consider the following statements: 1. It is a product of oil refineries. 2. Some industries use it to generate power. 3. Its use causes sulphur emissions into environme…

Which one of the following is a non-conventional source of energy?

According to India’s National Policy on Biofuels, which of the following can be used as raw materials for the production of biofuels? 1. Cassava 2. Damaged wheat grains 3. Groundnut seeds 4. Horse gr…