Answers

2015-06-30T21:04:44+05:30
Every plant need some amount of nitrogen for nutrition , pitcher plant grows in nitrogen less or soils which r deprived of nitrogen therefore that some amount of nitrogen the picther plant gets nitrogen frm those insects and fulfils its need of nitrogen !! :) 

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2015-06-30T21:25:58+05:30
The soil in which pitcher plant grows have no nitrogen so for gaining nitrogen it feeds on insects.......................
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