WILL GIVE BRAINLIEST AND VOTE AND WILL RATE WILL FOREVER THNK YOU

1. Why does the land around an once active coal mine remain barren?
A) The ground where the coal was mined is acidic so few plants can grow there.
B) Empty coal mines are flooded with acid rain so no life forms can survive.
C) Ozone is formed from hydrocarbons which prevents the growth of plants.
D) Toxic nitrous oxides were released into the soil killing all plants.

1. loamy sand is about 80% sand with 10% clay and defined mostly by sand particles with some clay to provide structure and fertility. the sand particles are easily visible and the soil holds structure but breaks apart easily.

2. scott sand can improve his soil quality by incorporating more silt and organic matter into the soil. peat moss and organic matter can also be incorporated.

the diploid number of chromosomes is sometimes represented by the symbol 2n. for the fruit fly, the diploid number is 8, which can be written as 2n = 8, where n represents twice the number of chromosomes in a sperm or egg cell.