Which organ is the male copulatory organ?
vas deferens
testes
scrotum
penis

the male copulatory organ is the penis

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.

the growth of the plants is affected by the heat of the light. what is the student doing?