To classify an organism as an invasive species all of the following characteristics must be met EXCEPT: O must be able to reproduce relatively quickly
must be non-native to that area

O must be likely to cause some type of harm

O must be spread through human actions alone

Must be spread through human actions alone

Explanation:

Cause it's the only one that isn't true.

sand 60

clay 10

silt 30

sandy loam should be dominated by the sand. as the amount of sand increased, the amount of slit needed to anchor the plants' roots to the sand will also be increased. even though the amount is very little, 10% part of clay is still necessary for proper oxidation.