Question

Why do some seed flot and other sink

Answer 1

Answer:

Some seeds float in water due to a wide number of reasons, they may be lighter in density than the density of water, there might be insects or microbes that have eaten the inner surface of the seeds thus making them hollow, the seeds may have a waxy coating around them that makes them float in the water

Explanation:

Hope it helps❤☺

Answer 2

Answer:

seeds may float because they lack viable ermbryos or nutrients stores making them less dense than good seeds that sink.