Question

question 3 (5 points)
listen
all of the following are examples of organic matter in soil except
a) bacteria.
b) water.
c) fungi.
d) decaying plants.
question 4 (5 points)
listen
which of the following is an example of point - source pollution?
a) acid from abandoned mines
b) water from a sewage treatment plant
c) fertilizer from agricultural runoff
d) salt from roads

Explanation:

For Question 3, organic matter in soil consists of living and decaying biological materials. Bacteria, fungi, and decaying plants are organic. Water is an inorganic compound.
For Question 4, point - source pollution comes from a single, identifiable source. Acid from abandoned mines and water from a sewage treatment plant are from specific, single sources. Fertilizer from agricultural runoff and salt from roads are non - point source as they come from diffuse areas.

Answer:

Question 3: B. water
Question 4: A. Acid from abandoned mines, B. Water from a sewage treatment plant