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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 341 of 446
📘 CLASS XII
In males, a side effect of anabolic steroid use is breast ____.
In males, side effects include breast enlargement.
Question 342 of 446
📘 CLASS XII
Seeking professional help for drug abuse includes consulting psychologists, psychiatrists, and specialists in de-addiction and ____ programmes.
A lot of help is available in the form of qualified psychologists, psychiatrists, and de-addiction and rehabilitation programmes.
Question 343 of 446
📘 CLASS XII
Typhoid Mary was a chronic carrier of the bacterium ____.
Mary Mallon, nicknamed Typhoid Mary, was a typhoid carrier who spread *Salmonella typhi*.
Question 344 of 446
📘 CLASS XII
Pneumonia is typically acquired by inhaling the ____/aerosols released by an infected person.
A healthy person acquires the infection by inhaling the droplets/aerosols released by an infected person.
Question 345 of 446
📘 CLASS XII
One common method of common cold transmission is through contaminated objects such as doorknobs and computer ____.
The infection is transmitted through contaminated objects such as pens, books, cups, doorknobs, computer keyboard or mouse, etc..
Question 346 of 446
📘 CLASS XII
The female ____ mosquito is the vector (transmitting agent) for the malarial parasite.
Plasmodium enters the human body through the bite of infected female Anopheles mosquito.
Question 347 of 446
📘 CLASS XII
The parasite *Entamoeba histolytica* resides in the ____ intestine of humans.
*Entamoeba histolytica* is a protozoan parasite in the large intestine of human which causes amoebiasis.
Question 348 of 446
📘 CLASS XII
The eggs of the intestinal parasite *Ascaris* are excreted along with the ____ of infected persons.
The eggs of the parasite (*Ascaris*) are excreted along with the faeces of infected persons.
Question 349 of 446
📘 CLASS XII
Filariasis is also known as ____.
The disease caused by *Wuchereria* is called elephantiasis or filariasis.
Question 350 of 446
📘 CLASS XII
Ringworms are generally acquired from soil or by using contaminated ____, clothes or even the comb of infected individuals.
Ringworms are generally acquired from soil or by using towels, clothes or even the comb of infected individuals.
