Answers

2016-03-30T16:48:22+05:30
seats are lighter in weight because the float in the water
0
2016-03-30T18:06:35+05:30
When seeds got spoilt .The spoiling makes some tiny pores or air bubbles into it and the seed becomes lighter which makes it float on water.
hope I helped you .......
plzzzz mark as brainlist.
0