Environment & Ecology · Environment
'पारिस्थितिकी' शब्द किसने गढ़ा?
- 1अर्न्स्ट हैकल✓
- 2चार्ल्स डार्विन
- 3ए.जी. टांसले
- 4रॉबर्ट ब्राउन
सही उत्तर देखें
अर्न्स्ट हैकल
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