IELTS Reading vocabulary Practice
산호가 골격을 만드는 과정은 ..., 탄산염 이온의 부족으로 직접적으로 저해됩니다.
Question type: sentence completion · Difficulty: advanced
- A. (A) 광합성
- B. (B) 석회화
- C. (C) 호흡
- D. (D) 산성화
Explanation Preview
The correct answer is B. Paragraph C explicitly names this process: 'The process of building their hard, protective skeletons of calcium carbonate—a process known as calcification—is severely impeded.'