A. Arthur Transley
B. Ernst Haeckel
C. Eugene Odum
D. Geoffroy Saint-Hilaire
E. Hanns Reiter
Choose the most appropriate answer from the options given below:
Ordering Scientists by Ecological Contribution Timeline
The question requires arranging scientists based on their contribution timeline to the evolution of ecology. This involves understanding when each scientist made significant contributions or introduced key concepts.
1. Geoffroy Saint-Hilaire (D)
Period: 1772-1844
Significance: His work in natural history and evolutionary thought laid groundwork influencing ecological perspectives on species and environments, predating the formal definition of ecology.
2. Hanns Reiter (E)
Period: (Placement suggests contributions predating Haeckel's term)
Significance: Based on the established correct answer order (D, E, B, A, C), Reiter's work is placed chronologically after Saint-Hilaire and before Haeckel, indicating early foundational input.
3. Ernst Haeckel (B)
Period: 1834-1919
Significance: Introduced the term 'ecology' (Ökologie) in 1866, formally establishing the discipline.
4. Arthur Tansley (A)
Period: 1871-1955
Significance: Coined the term 'ecosystem' in 1935, defining a core concept in ecological study.
5. Eugene Odum (C)
Period: 1913-2002
Significance: Published 'Fundamentals of Ecology' in 1953, a key text that standardized and popularized modern ecological concepts.
Conclusion on Chronological Order
Evaluating the timelines:
- Saint-Hilaire (D) - early 19th century
- Reiter (E) - placed before 1866
- Haeckel (B) - 1866 coined term
- Tansley (A) - 1935 coined ecosystem
- Odum (C) - mid-20th century
This sequence logically follows the development from foundational natural history to the naming of ecology, followed by key conceptual developments and formalization.
The correct order is D, E, B, A, C.
Important Questions from Ecology and Environment
Which one of the following cities is associated with Biosaftey protocol to the Convention on Biological Diversity (2000) ?
The following six (6) items consist of two statements, Statement I and Statement II. Examine these two statements carefully and select the answer using the code given below.
Statement I: Phytoplankton produce most of the organic carbon in the ocean.
Statement II: Algae are produced in the cold water biome.
Which one of the following is the correct sequence about various levels of organization of Biosphere?
In India, Project Tiger started in ________.
The process of wastewater treatment is commonly called ______ treatment.
