The biological association that contributes directly to s...
The biological association that contributes directly to succession in a community is
competition
predation
parasitism
commensalism
Correct answer is A
competition between species in a particular habitat is a biotic factor of ecological primary succession.
The excretory product in protozoans is ...
The correct pathway for blood flow from the heart to the tissues of mammals is? ...
The main function of the structure labelled I is to ...
Which of these is not a function of the mammalian skin? ...
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In which of the following multicellular organisms is-interdependence of cells maintained? ...