A) (+,+)
B) (+,0)
C) (-,-)
D) (+,-)
Correct Answer: D
Solution :
Combin ation | Interaction type | Characteristic |
1. + - | Parasitism and predation | In both one is harmed and other is benefitted |
2. + + | Protocooperation And mutualism | Favourable to both |
3. + 0 | Commensalism | One is benefitted while second is not affected |
4 . - - | Competetion | Both are affected |
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