How do these plants slow soil erosion caused by heavy rains?

a. plants absorb water from wet soil.

b. plant roots hold soil particles together.

c. plants leaves release water from the soil into the air.

d. plants decrease moisture evaporation from the soil.

what is this saying?

one part of the electromagnetic spectrum that arrives on earth as solar radiation from the sun is the visible spectrum. wavelengths of the visible spectrum combine to form what we refer to as

answer - d) ultraviolet radiation.

violet /   380–450 nm / 668–789 thz

violet is number 1 in the chart of visible light.