Question

which of the following most correctly identifies the beneficial and harmful influences of human activity on groundwater and surface water in a watershed?
a
beneficial influences

1. runoff caused by construction
2. storm water runoff containing pesticides, fertilizers, and motor oil
3. improper disposal of trash/waste
4. septic sewage

harmful influences

1. conserving water
2. reducing the use of pesticides and fertilizers
3. disposing of waste properly
4. finding alternatives to harsh cleansers

b
beneficial influences

1. runoff caused by construction
2. storm water runoff containing pesticides, fertilizers, and motor oil
3. disposing of waste properly
4. finding alternatives to harsh cleansers

harmful influences

1. conserving water
2. reducing the use of pesticides and fertilizers
3. improper disposal of trash/waste
4. septic sewage

c
beneficial influences

1. conserving water
2. reducing the use of pesticides and fertilizers
3. disposing of waste properly
4. finding alternatives to harsh cleansers

harmful influences

1. runoff caused by construction
2. storm water runoff containing pesticides, fertilizers, and motor oil
3. improper disposal of trash/waste
4. septic sewage

Explanation:

Conserving water, reducing pesticide/fertilizer use, proper waste disposal, and finding alternatives to harsh cleansers are beneficial as they protect water quality. Construction - caused runoff, stormwater with pollutants, improper waste disposal, and septic sewage are harmful as they contaminate water.

Answer:

C. Beneficial Influences: 1. Conserving water; 2. Reducing the use of pesticides and fertilizers; 3. Disposing of waste properly; 4. Finding alternatives to harsh cleansers. Harmful Influences: 1. Runoff caused by construction; 2. Storm water runoff containing pesticides, fertilizers, and motor oil; 3. Improper disposal of trash/waste; 4. Septic sewage.