Which scientist among the following hypothesized that plant splits water to release oxygen as by-product?

Which scientist among the following hypothesized that plant splits water to release oxygen as by-product?

مندرجہ ذیل میں سے کس سائنسدان نے یہ قیاس کیا کہ پودا پانی کو بانٹ کر آکسیجن خارج کرتا ہے۔
Explanation

Van Niel hypothesized that plants split water to release oxygen as a by-product.

His work provided key insights into the process of photosynthesis.