Civil Services OPSC OAS Mock Test Series 2025 General Knowledge Ecology and Environment Ecology and Functions of an ecosystem
Which among the following relationships is/are an example of Commensalism?
1. Suckerfish and sharks
2. Fig tree and wasp
3. Great egret and grazing mammals
Select the correct answer using the code given below.
1
1 only
2
1 and 3 only
3
3 only
4
1, 2 and 3