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Human Health and Disease

NEET (UG) 2020MCQEasy📈 Topic in 50% papers+4−1
Ques. 1NEET (UG) 2020

Identify the wrong statement with reference to immunity

  1. Active immunity is quick and gives full response.
  2. When exposed to antigen (living or dead) antibodies are produced in the host's body. It is called “Active immunity”.
  3. Foetus receives some antibodies from mother, it is an example for passive immunity.
  4. When ready-made antibodies are directly given, it is called “Passive immunity”

Answer

(1) Active immunity is quick and gives full response.

Solution

As per NCERT, when a host is exposed to antigens (living or dead microbes or other proteins), antibodies are produced in the host body; this is active immunity. Active immunity is slow and takes time to give its full effective response.

Ready-made antibodies given directly (e.g. from mother to foetus through the placenta) give passive immunity.

∴ Statement (1) is wrong.

Answer: (1)

Keep practising — Human Health and Disease

Ques. 2NEET (UG) 2019

Identify the correct pair representing the causative agent of typhoid fever and the confirmatory test for typhoid.

  1. Salmonella typhi/ Anthrone test
  2. Salmonella typhi/ Widal test
  3. Plasmodium vivax/ UTI test
  4. Streptococcus pneumoniae/ Widal test
Ques. 3NEET (UG) 2019

Colostrum, the yellowish fluid, secreted by mother during the initial days of lactation is very essential to impart immunity to the newborn infants because it contains :

  1. Macrophages
  2. Immunoglobulin A
  3. Natural killer cells
  4. Monocytes
Ques. 4NEET (UG) 2019

Drug called ‘Heroin’ is synthesized by :

  1. glycosylation of morphine
  2. nitration of morphine
  3. methylation of morphine
  4. acetylation of morphine
Ques. 5NEET (UG) 2019

Which of the following immune responses is responsible for rejection of kidney graft?

  1. Inflammatory immune response
  2. Cell-mediated immune response
  3. Auto-immune response
  4. Humoral immune response
Ques. 6NEET 2018

Which part of poppy plant is used to obtain the drug “smack”?

  1. Flowers
  2. Latex
  3. Roots
  4. Leaves
Ques. 7NEET 2018

Which of the following is not an autoimmune disease?

  1. Psoriasis
  2. Rheumatoid arthritis
  3. Alzheimer’s disease
  4. Vitiligo
Ques. 8NEET 2018

In which disease does mosquito transmitted pathogen cause chronic inflammation of lymphatic vessels?

  1. Elephantiasis
  2. Ascariasis
  3. Ringworm disease
  4. Amoebiasis
Ques. 9NEET 2017

Transplantation of tissues/ organs fails often due to non-acceptance by the patient's body. Which type of immune response is responsible for such rejections ?

  1. Cell-mediated immune response
  2. Physiological immune response
  3. Hormonal immune response
  4. Autoimmune response
Ques. 10NEET 2017

MALT constitutes about percent of the lymphoid tissue in human body

  1. 20%
  2. 70%
  3. 10%
  4. 50%
Ques. 11NEET 2016 (Phase 1)

Antivenom injection contains preformed antibodies while polio drops that are administered into the body contain -

  1. Attenuated pathogens
  2. Activated pathogens
  3. Harvested antibodies
  4. Gamma globulin

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