Write any four withdrawal effect of drug

State any four beneficial effects of bacteria.

(a) Describe the process of photoperiodism. (b) Write four physiological effects of gibberellins.

Write any four factors which affect the goodwill of a partnerhip firm.

If a regular dose of drugs or alcohol is not provided to an addict, he shows some withdrawal symptoms. List any four withdrawal symptoms.

If a regular dose of drug or alcohol is not provided to an addicted person, he shows some withdrawal symptoms. List any four such withdrawal symptoms.

List the common withdrawal symptoms of drugs.

What are the harmful effects of drugs? Discuss the various means of prevention and control of drug addiction.