Plant Breeding - Steps and Objectives - Unsolved Practice Set
Chapter: Strategies for Enhancement in Food Production | Topic: Plant Breeding Steps and Objectives
PLANT BREEDING - STEPS AND OBJECTIVES - UNSOLVED PRACTICE SET
Topic: Plant Breeding Steps and Objectives
Multiple Choice Questions
Q1. Drug or substance abuse refers to:
- The medically prescribed use of drugs for treating an illness
- The excessive, self-administered use of a substance in a way that harms physical or mental health
- Complete avoidance of all medicinal substances
- A form of vaccination
Q2. Opioids, such as morphine and heroin, primarily act on the:
- Digestive system
- Central nervous system, producing pain relief and altered mood
- Skeletal system only
- Reproductive system
Q3. Cannabinoids, such as those found in marijuana, primarily affect:
- The cardiovascular system only
- Specific receptors in the brain, altering mood and perception
- Bone density only
- Blood clotting only
Q4. Long-term, excessive alcohol consumption is particularly known to damage which organ significantly?
- Liver
- Skin
- Nails
- Hair follicles
Q5. Common reasons contributing to drug abuse among adolescents include:
- Peer pressure and curiosity
- Academic and family stress
- Desire for excitement or escape from problems
- All of the above
Short Answer Questions
Q6. Define drug abuse/addiction, in your own words.
Q7. Name any two categories of commonly abused drugs, along with one example of each.
Q8. What long-term health effects can excessive alcohol consumption have on the human body?
Q9. Mention any two common reasons why adolescents may become vulnerable to drug or substance abuse.
Long Answer Questions
Q10. Discuss the various categories of commonly abused drugs (opioids, cannabinoids, coca alkaloids) and describe their general effects on the nervous system and behaviour.
Q11. Explain the role of family, school, and counselling support systems in preventing drug abuse and helping individuals recover from addiction.
APPLICATION / ANALYSIS
Q12. A student begins experimenting with a substance after being repeatedly pressured by a group of friends at school, despite initially having no personal interest in it. Explain, using your understanding of the causes of drug abuse, how social factors like peer pressure can lead to substance use even without personal risk factors.
Q13. A community health worker is designing an awareness programme for teenagers to prevent drug and alcohol abuse. Suggest two practical, non-judgemental strategies the programme could include, based on your understanding of why adolescents are particularly vulnerable to substance abuse.