Gce Model Questions Vol1 2025 English Language Question 17

Read the passage and fill each blank with a single word that best fits the context. The rapid expansion of renewable energy has transformed the global power landscape. Solar and wind farms now generate a substantial share of electricity, reducing reliance on fossil fuels. However, this transition is not without challenges. The intermittency of sunlight and wind means that storage solutions are essential; otherwise, supply can become __________. Moreover, the manufacturing of photovoltaic panels involves rare earth metals, raising concerns about __________ and supply chain security. Despite these hurdles, governments worldwide are offering incentives to encourage investment, hoping that technological advances will eventually make clean energy __________ and affordable for all. (5 blanks)