The skeletal structure shown in the given diagram shows the structure of :

  

1. Morphine 2. Diacetyl morphine
3. Cannabinoid 4. Cocaine

Subtopic:  Drugs & Alcohol Abuse |
 70%
From NCERT
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Ringworm in humans can be caused by infection with all the following except:
1. Microsporum
2. Taenia
3. Trichophyton
4. Epidermophyton

Subtopic:  Ascariasis & Filariasis | Fungal Infection & Concept of Immunity |
 89%
From NCERT
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Primary lymphatic organs serve as the site for:

1. antibody formation

2. lymph formation

3. lymphocytes to encounter and bind to antigens

4. lymphocyte formation and maturation

Subtopic:  Details of Immunity |
 68%
From NCERT
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AIDS is characterized by the presence of:

1. Nosocomial infections

2. Iatrogenic infections

3. Opportunistic infections

4. Subclinical infections  

Subtopic:  AIDS |
 68%
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The receptors for the drug shown below are located in :

Morphine - Wikipedia

1. CNS and CVS

2. CVS and GIT

3. CNS and GIT

4. CNS and PNS

Subtopic:  Drugs & Alcohol Abuse |
 82%
From NCERT
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Study the diagram given and choose the incorrect statement :

1. A : retrovirus replicates outside the cell

2. B : viral DNA is produced by the host Reverse transcriptase 

3. C : viral DNA incorporates into the host genome

4. D : New viral DNA is produced by the infected cell

Subtopic:  AIDS |
From NCERT
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In the given diagram, A and B represent respectively:

1. The N and the C terminus of the polypeptide

2. The C and the N terminus of the polypeptide

3. The constant and variable regions of the antibody molecule

4. The variable and constant regions of the antibody molecule

Subtopic:  Details of Immunity |
 56%
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Consider the given stages in the life cycle of Plasmodium and choose the correctly matched pair :

 

1. A : Merozites infect human when mosquito bites
2. B : Parasite reproduced sexually in liver cells
3. C : Symptoms of malaria
4. D : Fertilization in hemocoel of the mosquito

Subtopic:  Treatment & Life Cycle of Malaria |
 53%
From NCERT
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Consider the following statements:

I. Plasmodium falciparum causes malignant tertian malaria
II. Release of hemosiderin from burst RBCs is responsible for paroxysms of malarial attacks
III. Sporozoites are the infectious forms of Plasmodium

Which of the above statements are true?

1. I and II only

2. I and III only

3. II and III only

4. I, II, and III

Subtopic:  Treatment & Life Cycle of Malaria |
 77%
From NCERT
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Consider the following statements:

I. Morphine is clinically used as an analgesic and its receptors are located in CNS and GIT.

II. Cocaine and amphetamines are CNS stimulants and the later is used clinically to treat narcolepsy and morbid obesity.

III. Atropine is a parasympathomimetic drug used to dilate pupil and increase heart rate.

Which of the above statements are true?

1. I and II only

2. I and III only

3. II and III only

4. I, II and III

Subtopic:  Drugs & Alcohol Abuse |
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