Civil Services Uttar Pradesh (उत्तर प्रदेश) PCS Mock Test Series 2025 General Knowledge Ecology and Environment Ecology and Functions of an ecosystem
Which of the following is the correct sequence of the ecosystem in order of decreasing productivity?
1
Ocean, Lakes, Grasslands and Mangroves
2
Mangroves, Oceans, Grasslands and Lakes
3
Mangroves, Grasslands, Lakes and Oceans
4
Oceans, Mangroves, Lakes and Grasslands