Final answer:
Environmental Scientists and Specialists predominantly hold a Bachelor's degree, with some opting for a Master's degree for specialized training. Knowledge in physical sciences, mathematics, and statistics is crucial for ecologists.
Explanation:
Bachelor's degree is the most common level of education held by Environmental Scientists and Specialists, according to O*NET. A master's degree is often pursued for specialized training in specific areas of ecology beyond the undergraduate level. Additionally, having a broad background in physical sciences, mathematics, and statistics is essential for ecologists.
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