1.

Population interactions:CaseSpecies xSpecies ySpecies z1++020-+3-+-Where’+’ beneficial interaction detrimental interaction ‘0’ neutral interaction.Observe the interactions of populations of 3 species as shown in the table. Name the interactions (a) Species x and species y in case 1.(b) Species y and species z in case 2.(c) Species x and species z in case 3.(d) Species y and species z in case 1

Answer»

(a) Mutualism 

(b) Predation/Parasitism 

(c) Competition 

(d) Commensalism



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