What Will a Scientist NOT Likely Use to Determine the Presence

question 96

Multiple Choice

What will a scientist NOT likely use to determine the presence and concentration of water pollutants? 

• A) computer models 
• B) satellite photographs 
• C) analysis of indicator species 
• D) chemical analysis of water samples

---

Definitions:

Antianxiety Drug

A medication or substance used to reduce or alleviate symptoms of anxiety.

Withdrawal Symptoms

Physical or psychological symptoms that occur after stopping or reducing intake of a substance that the body has become dependent on.

Addiction

A chronic, relapsing disorder characterized by compulsive behavior to use a substance or engage in an activity despite harmful consequences.

Double-blind Procedure

An experimental technique where neither the participants nor the experimenters know who is receiving a particular treatment, to prevent bias.