Group 1 | Group 2 | ||
(P) | Protocooperation | (i) | One species is harmed but the other is neither harmed nor benefitted |
(Q) | Commensalism | (ii) | A type of mutualism where one species is benefitted more than the other |
(R) | Amensalism | (iii) | Both the species are benefitted but the interaction between them is not obligatory |
(S) | Helotism | (iv) | One species is benefitted without harming the other |
List I | List II | ||
---|---|---|---|
A | Robert May | I | Species-Area relationship |
B | Alexander von Humboldt | II | Long term ecosystem experiment using out door plots |
C | Paul Ehrlich | III | Global species diversity at about 7 million |
D | David Tilman | IV | Rivet popper hypothesis |
List I | List II | ||
---|---|---|---|
A | Rose | I | Twisted aestivation |
B | Pea | II | Perigynous flower |
C | Cotton | III | Drupe |
D | Mango | IV | Marginal placentation |