Biology · Ecology and Environment
निम्नलिखित में से किसने 1866 में 'इकोलॉजी' (पारिस्थितिकी) शब्द गढ़ा था?
- 1हौटन मिफ्लिन (Houghton Mifflin)
- 2आर. ए. डाहल (R. A. Dahl)
- 3एफ. रिग्स (F. Riggs)
- 4अर्न्स्ट हेकेल (Ernst Haeckel)✓
सही उत्तर देखें
अर्न्स्ट हेकेल (Ernst Haeckel)
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