Match the Following 1. Opioids A. Erythroxylum coca 2. Cannabinoids B. Papaver somniferum 3. Coca alkaloids C. Cannabis sativa 4. Tobacco D. Nicotiana tabacum

1 - B Opioids (e.g. heroin) are the drugs which bind to specific opioids receptors present in our central nervous system and gastrointestinal system. It is obtained from the latex of poppy plant, Papaver somniferum . 2 - C Marijuana, Hashish, Ganja and Charas are examples of Cannabinoids. It is obtained from the inflorescence of the plant, Cannabis sativa . 3 - A Coca Alkaloid or Cocaine is obtained from the leaves of the coca plant, Erythroxylum coca. 4 - D Tobacco is obtained from the dried and cured leaves of two species of tobacco plants of the Solanaceae family. Nicotiana tabacum and Nicotiana rustica . It is used in cigarettes. It is a harmful intoxicants which contains the highly poisonous alkaloid called nicotine. 1. Opioids B. Papaver somniferum 2. Cannabinoids C. Cannabis sativa 3. Coca alkaloids A. Erythroxylum coca 4. Tobacco D. Nicotiana tabacum

Match the following 1. Mode of transmission A. Bacterial in origin 2. Gonorrhoea B. HIV 3. Causative agent C. Sudden weight loss 4. Symptoms of AIDS D. Blood transfusion

1 - D Blood transfusion is a common mode of transmission of various diseases. It is the most common method of spreading AIDS. HIV is transmitted through transfusion of blood, blood products and contaminated equipment like syringes. 2 - A Gonorrhoea is a sexually transmitted disease caused by a bacterium, Neisseria gonorrhoeae. It is transmitted from one person to another during sexual contact. It can also be transmitted from infected mother to foetus. In babies, it affects the eyes. 3 - B HIV (Human immunodeficiency virus) is the causative agent of AIDS. It is an example of a retrovirus. This virus attacks the immune system and the HIV infected person becomes susceptible to every disease. 4 - C AIDS stands for Acquired Immune Deficiency Syndrome. The causative agent of AIDS is a virus called HIV. Main symptoms of AIDS are sudden weight loss, chronic diarrhoea for a longer period, swelling of lymph glands, etc. 1. Mode of transmission D. Blood transfusion 2. Gonorrhoea A. Bacterial in origin 3. Causative agent B. HIV 4. Symptoms of AIDS C. Sudden weight loss

E M B I B E

Science For Class 9>Life Science>Chapter 17 - Prevention of Drug Abuse and Sexually Transmitted Diseases>Exercises

Jammu and Kashmir Board Solutions for Exercise 1: Exercises

Author:Jammu and Kashmir Board

Jammu and Kashmir Board Science Solutions for Exercise - Jammu and Kashmir Board Solutions for Exercise 1: Exercises

Attempt the practice questions from Exercise 1: Exercises with hints and solutions to strengthen your understanding. Science For Class 9 solutions are prepared by Experienced Embibe Experts.