TLS Online TPP Program

#Question id: 10681


Which of the following is not condition for commensalism?


#10. Ecological Principles
  1. Orchids grow on fork of tropical tree as a epiphyte
  2. Hermit crab use snail shell for their protection
  3.  Some plant associate with unpalatable plant for their protection with herbivore
  4. Many deep sea fish harbour bioluminescent bacteria in specialised organ