Question

After the conventional sedimentation, filtering and chlorine, lots of dangerous pollutants still remain. To combat this, the biologists developed a series of six connected marshes where appropriate plants, algae, fungi and bacteria were seeded into this area, which

(1) Neutralise the pollutants

(2) Absorb the pollutants

(3) Assimilate the pollutants

• A. All are correct
• B. All are wrong
• C. All are correct except B
• D. All are correct except C

Answer 1

Answer: (A)

All are correct