1. Which of the following is NOT a commonly recognized

addictive behavior?

A) Substance abuse

B) Gambling addiction

C) Social media addiction

D) Exercise addiction

Answer: D) Exercise addiction

Rationale: While exercise addiction is a topic of debate

among experts, it is not widely recognized as a standalone

addictive behavior. The other options are well-established

addictive behaviors.

2. Which of the following is a key characteristic of

addiction?

A) Increased tolerance

B) Decreased withdrawal symptoms

C) Controlled use of the substance or behavior

D) Minimal impact on personal relationships

Answer: A) Increased tolerance

Rationale: Increased tolerance refers to the need for larger

amounts of a substance or behavior to experience the same

effect. It is a common characteristic of addiction and

distinguishes it from occasional use.

3. Which neurotransmitter is most commonly associated

with reward and reinforcement in addictive behaviors?