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Human Health and Disease MCQs
Class XII Biology
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NCERT Based
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NEET Practice
📘 Concept Based
📝 Exam Level
🤖 AI Explanations
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446 questions in this chapter
Question 251 of 446
📘 CLASS XII
____ uses strong magnetic fields and non-ionising radiations to accurately detect pathological changes in living tissue.
Magnetic Resonance Imaging (MRI) uses strong magnetic fields and non-ionising radiations.
Question 252 of 446
📘 CLASS XII
Biological response modifiers like ____ are given to cancer patients to activate their immune system.
Patients are given biological response modifiers such as α-interferon which activates their immune system.
Question 253 of 446
📘 CLASS XII
A common side effect of chemotherapeutic drugs for cancer treatment is ____.
Majority of chemotherapeutic drugs have side effects like hair loss and anemia.
Question 254 of 446
📘 CLASS XII
The drugs commonly abused are classified into Opioids, Cannabinoids, and ____ alkaloids.
The commonly abused drugs are opioids, cannabinoids and coca alkaloids.
Question 255 of 446
📘 CLASS XII
Opioids bind to specific receptors present in the central nervous system and the ____ tract.
Opioids bind to specific opioid receptors present in our central nervous system and gastrointestinal tract.
Question 256 of 446
📘 CLASS XII
Heroin, commonly called smack, is chemically ____.
Heroin is chemically diacetylmorphine.
Question 257 of 446
📘 CLASS XII
Heroin is obtained from the latex of the poppy plant, *Papaver* ____.
Morphine (acetylated to heroin) is extracted from the latex of poppy plant *Papaver somniferum*.
Question 258 of 446
📘 CLASS XII
Heroin is a ____ and slows down body functions.
Heroin is a depressant and slows down body functions.
Question 259 of 446
📘 CLASS XII
Natural cannabinoids are obtained from the inflorescences of the plant ____ sativa.
Natural cannabinoids are obtained from the inflorescences of the plant *Cannabis sativa*.
Question 260 of 446
📘 CLASS XII
Cannabinoids principally interact with receptors present in the ____.
Cannabinoids interact with cannabinoid receptors present principally in the brain.
