Heroin, commonly called smack, is obtained by acetylation of ____, which is extracted from the latex of the poppy plant.
Heroin is obtained by acetylation of morphine.
Question 382 of 446
📘 CLASS XII
Marijuana, hashish, charas, and ganja are known for their effects principally on the ____ system of the body.
Cannabinoids are known for their effects on cardiovascular system of the body.
Question 383 of 446
📘 CLASS XII
Coca alkaloid is native to ____ America.
Coca alkaloid is obtained from coca plant *Erythroxylum coca*, native to South America.
Question 384 of 446
📘 CLASS XII
Drugs like barbiturates and amphetamines, normally used to help patients cope with mental illnesses like depression and ____, are often abused.
Drugs like barbiturates, amphetamines, are normally used to help patients cope with depression and insomnia.
Question 385 of 446
📘 CLASS XII
Tobacco has been used by human beings for more than ____ years.
Tobacco has been used by human beings for more than 400 years.
Question 386 of 446
📘 CLASS XII
Nicotine stimulates the adrenal gland to release adrenaline and ____ into blood circulation.
Nicotine stimulates adrenal gland to release adrenaline and nor-adrenaline.
Question 387 of 446
📘 CLASS XII
Smoking is associated with increased incidence of cancers of lung, urinary bladder, throat, bronchitis, emphysema, coronary heart disease, and gastric ____.
Smoking is associated with increased incidence of gastric ulcer.
Question 388 of 446
📘 CLASS XII
Adolescence means both a period and a ____ during which a child becomes mature in terms of his/her attitudes and beliefs.
Adolescence means both ‘‘a period’’ and ‘‘a process’’.
Question 389 of 446
📘 CLASS XII
The first use of drugs or alcohol may be out of curiosity or experimentation, but later the child starts using these to escape facing ____.
Later the child starts using these to escape facing problems.
Question 390 of 446
📘 CLASS XII
The immediate adverse effects of drugs and alcohol abuse are manifested in the form of reckless behaviour, ____ and violence.
The immediate adverse effects include reckless behaviour, vandalism and violence.
