Class XII · Biology practice

Human Health and Disease MCQs

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446 questions in this collection · Page 44 of 45

Question 431 of 446

📘 CLASS XII

Human Health And Disease

Vaccines generated by Recombinant DNA technology allow large scale production and greater availability for immunisation, such as the ____ B vaccine.

Recombinant DNA technology has allowed the production of vaccines like hepatitis B vaccine.

Question 432 of 446

📘 CLASS XII

Human Health And Disease

The type of antibodies produced in response to allergens is ____.

The antibodies produced to allergens are of IgE type.

Question 433 of 446

📘 CLASS XII

Human Health And Disease

The secondary lymphoid organs include the spleen, lymph nodes, tonsils, Peyer’s patches of small intestine and ____.

Secondary lymphoid organs include spleen, lymph nodes, tonsils, Peyer’s patches of small intestine and appendix.

Question 434 of 446

📘 CLASS XII

Human Health And Disease

A high-risk group for HIV infection includes drug addicts who take drugs ____.

Drug addicts who take drugs intravenously are at high risk due to sharing infected needles.

Question 435 of 446

📘 CLASS XII

Human Health And Disease

Malignant tumors are a mass of proliferating cells called neoplastic or ____ cells.

The malignant tumors, on the other hand are a mass of proliferating cells called neoplastic or tumor cells.

Question 436 of 446

📘 CLASS XII

Human Health And Disease

Opioids are obtained from the latex of the ____ plant.

Morphine (opioid source) is extracted from the latex of poppy plant *Papaver somniferum*.

Question 437 of 446

📘 CLASS XII

Human Health And Disease

Cannabinoids are known for their effects on the ____ system of the body.

Cannabinoids are known for their effects on cardiovascular system of the body.

Question 438 of 446

📘 CLASS XII

Human Health And Disease

One of the non-medicinal purposes for which hallucinogenic plant products have been used for hundreds of years is ____ ceremonies and rituals.

Hallucinogenic properties have been used for hundreds of years in folk-medicine, religious ceremonies and rituals.

Question 439 of 446

📘 CLASS XII

Human Health And Disease

Any addict requires counselling and ____ help to get rid of the habit.

Any addict requires counselling and medical help to get rid of the habit.

Question 440 of 446

📘 CLASS XII

Human Health And Disease

In males, anabolic steroid use can cause premature ____.

In males, premature baldness is a side effect of anabolic steroid use.

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