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MCQOPTIONS
This section includes 859 Mcqs, each offering curated multiple-choice questions to sharpen your Cloud Computing knowledge and support exam preparation. Choose a topic below to get started.
| 351. |
Grave's disease is which type of hypersensitivity ? |
| A. | Type I |
| B. | Type II |
| C. | Type III |
| D. | Type IV |
| Answer» C. Type III | |
| 352. |
The gut extending from the mouth to anus is called as |
| A. | pharynx |
| B. | tubular gut |
| C. | large intestine |
| D. | alimentary gut |
| Answer» C. large intestine | |
| 353. |
Which fungal infection is commonest to occur in neutropenia: |
| A. | Candida |
| B. | Histoplasma |
| C. | Aspergillus niger |
| D. | Aspergillus fumigatus |
| Answer» B. Histoplasma | |
| 354. |
Most common cause of non gonoccal urethritis is - |
| A. | Meningococci |
| B. | E.coli |
| C. | Chlamydia trachomatis |
| D. | Mycoplasma |
| Answer» D. Mycoplasma | |
| 355. |
Prokaryotes are characterized by: |
| A. | Absence of nuclear membrane |
| B. | Presence of microvilli on its surface |
| C. | Presence of smooth endoplasmic reticulum |
| D. | All of the above |
| Answer» B. Presence of microvilli on its surface | |
| 356. |
All of the following are false regarding C. diphteriae toxin except - |
| A. | It is an endotoxin |
| B. | Toxin production depends on optimum concentration of iron |
| C. | It acts by activation adenyl cyclase |
| D. | Schick Test demonstrates circulating toxin |
| Answer» C. It acts by activation adenyl cyclase | |
| 357. |
Autoimmunity can be caused due to all of the following except - |
| A. | The pressure of forbidden clones |
| B. | Expression of cryptic antigens |
| C. | Negative selection of T cells in the thymus |
| D. | Inappropriate expression of the MHC proteins |
| Answer» D. Inappropriate expression of the MHC proteins | |
| 358. |
The groups of bacteria which have the ability to fix nitrogen from air to soil are |
| A. | nonsymbiotic |
| B. | symbiotic |
| C. | none of these |
| D. | both ( and ( |
| Answer» E. | |
| 359. |
A 60-year old man is diagnosed to be suffering from Legionnaires' disease after he returns home from attending a convention.He could have acquired it: |
| A. | From a chronic carrier in the convention center |
| B. | From a person suffering from the infection while travelling in the aeroplane |
| C. | By sharing an infected towel with a fellow delegate at the convention |
| D. | From inhalation of the aerosol in the airconditioned room at convention center |
| Answer» E. | |
| 360. |
HIV virus primarily replicates in ? |
| A. | CD4 helper T cells |
| B. | CD8 T cells |
| C. | Natural killer cells |
| D. | All of the avove |
| Answer» B. CD8 T cells | |
| 361. |
The template for PCR is |
| A. | single stranded DNA |
| B. | RNA |
| C. | none of these |
| D. | double stranded DNA |
| Answer» C. none of these | |
| 362. |
The reaction, where small precursor molecules are assembled into larger organic molecules is referred as |
| A. | catabolism |
| B. | anabolism |
| C. | any of these |
| D. | metabolism |
| Answer» C. any of these | |
| 363. |
Which of the following is considered the most unifying concept in biology? |
| A. | Anatomy |
| B. | Taxonomy |
| C. | Evolution |
| D. | Genetics |
| Answer» D. Genetics | |
| 364. |
The loss of excess water is called as |
| A. | translocation |
| B. | transpiration |
| C. | energy lost in protecting stomata |
| D. | energy lost in active transport |
| Answer» C. energy lost in protecting stomata | |
| 365. |
Hepatitis B vaccination is given to a patient.His serum will reveal: |
| A. | HBsAg |
| B. | Anti-HBsAg |
| C. | IgM-Anti-HBcAg and HBsAg |
| D. | IgM and IgG Anti-HBcAg |
| Answer» C. IgM-Anti-HBcAg and HBsAg | |
| 366. |
All are true about enterohemorrhagic E.coli Except: |
| A. | Sereny test Positive |
| B. | May cause diarrhoea |
| C. | Can cause hemolytic uremic syndrome |
| D. | Verocytotoxin is produced |
| Answer» B. May cause diarrhoea | |
| 367. |
What is the minimum surface temperature of Mercury? |
| A. | 0?C |
| B. | 72?C |
| C. | -173?C |
| D. | -10?C |
| Answer» D. -10?C | |
| 368. |
Cryptococcus is least likely to cause infection of |
| A. | Skin |
| B. | Bone |
| C. | Brain |
| D. | Kidney |
| Answer» E. | |
| 369. |
Which cell type is considered to have the oldest ancestor? |
| A. | Bacteria |
| B. | Archaea |
| C. | they all share the same ancestor |
| D. | Eukarya |
| Answer» D. Eukarya | |
| 370. |
Who was the inventor of the Petri dish? |
| A. | A famous French cook |
| B. | R.J. Petri, an assistant of R. Koch |
| C. | None of the above |
| D. | Italian glass blower from Petri, Italy |
| Answer» C. None of the above | |
| 371. |
The following statements are true regarding botulism except: |
| A. | Infant botulism is caused by ingestion of preformed toxin |
| B. | Clostridium botulinum A,B,C and F cause human disease |
| C. | The gene for botulinum toxin is encoded by a bacteriophage |
| D. | Clostridium baratti may cause botulism |
| Answer» B. Clostridium botulinum A,B,C and F cause human disease | |
| 372. |
Which among the following does not enter human body via skin ? |
| A. | Ancyclostoma |
| B. | Strongyloides |
| C. | Trichinella |
| D. | Necator |
| Answer» D. Necator | |
| 373. |
The distilled water may also be called as |
| A. | solute |
| B. | immiscible |
| C. | distillate |
| D. | solution |
| Answer» D. solution | |
| 374. |
Fully embryonated egg of Trichuris trichiura contains - |
| A. | Eight blastomeres |
| B. | Unsegmented ova |
| C. | Rhabditiform larva |
| D. | Ciliated embryo |
| Answer» D. Ciliated embryo | |
| 375. |
Streptodornase all are true except- |
| A. | Streptokinase is produced from serotype A,C,K |
| B. | Pyrogenic toxin A is plasmid mediated |
| C. | Streptodornase cleaves DNA |
| D. | Streptolysin O is active in reduce state |
| Answer» C. Streptodornase cleaves DNA | |
| 376. |
The organisms responsible for the characteristic musty or earth odor of a freshly plowed field is/are |
| A. | Streptomyces |
| B. | Nocardia |
| C. | all of these |
| D. | Micromonospora |
| Answer» D. Micromonospora | |
| 377. |
In establishing proton gradient for chemiosmotic ATP generation by aerobic respiration the terminal electron acceptor is |
| A. | oxygen |
| B. | nitrate |
| C. | CO2 |
| D. | sulfate |
| Answer» B. nitrate | |
| 378. |
Method(s) that can be used to detect CMI is/are |
| A. | target cell destruction factor test |
| B. | migration inhibition |
| C. | all of the above |
| D. | skin test for delayed hypersensitivity |
| Answer» D. skin test for delayed hypersensitivity | |
| 379. |
Who won the Battle of Bloody Run? |
| A. | Robert Rogers |
| B. | Hiawatha |
| C. | James Wolfe |
| D. | Pontiac |
| Answer» E. | |
| 380. |
Hypogammaglobinemia causes ? |
| A. | Chronic recurrent sinusitis |
| B. | Epistaxis |
| C. | Contractures |
| D. | Eczema |
| Answer» B. Epistaxis | |
| 381. |
Amoebiasis is transmitted by all except- |
| A. | Faeco oral |
| B. | Cockroach |
| C. | Ora-rectal |
| D. | Vertical transmission |
| Answer» E. | |
| 382. |
Red infarcts occur in - |
| A. | Kidney |
| B. | Lung |
| C. | Spleen |
| D. | Heart |
| Answer» C. Spleen | |
| 383. |
The atypical mycobacterium referred to as 'tap water scotochronogen' is - |
| A. | Mycobacterium chelonae |
| B. | Mycobacterium marinum |
| C. | Mycobacterium kansasii |
| D. | Mycobacterium gordonae |
| Answer» E. | |
| 384. |
A 45 year female complains of lower abdominal pain and vaginal discharge.On examination there is cervicitis along with a mucopurulent cervical discharge.The best approach to isolated the possible causative agent would be - |
| A. | Culture chocolate agar supplemented with Haemin |
| B. | Culture of McCoy cells |
| C. | Culture of bilayer human blood agar |
| D. | Culture on vero cell lines |
| Answer» C. Culture of bilayer human blood agar | |
| 385. |
All of the following infections are often associated with acute intravascular hemolysis except: |
| A. | Plasmodium falciparum |
| B. | Babesia microti |
| C. | Clostridium tetani |
| D. | Bartonella bacilliformis |
| Answer» D. Bartonella bacilliformis | |
| 386. |
A 24 yrs old cook in a hostel mess suffered from enteric fever two yrs back.The chronic carrier state in this patient can be diagnosed by |
| A. | Viaglutination test |
| B. | Blood Culture in Brain Heart infusion broth |
| C. | Widal test |
| D. | C Reactive protein |
| Answer» B. Blood Culture in Brain Heart infusion broth | |
| 387. |
Which of the following species in water reveal the presence of fecal pollution of human or animal origin? |
| A. | Fecal Streptococci |
| B. | E.coli |
| C. | All of these |
| D. | Clostridium perfringens |
| Answer» B. E.coli | |
| 388. |
A man,after skinning a dead animal,developed a pustule on his hand.A smear prepared from the lesion showed the presence of Gram positive bacilli in long chains which were positive for McFadyean's reaction.The most likely aetiological agent is: |
| A. | Listeria monocytogenes |
| B. | Clostridium tetani |
| C. | Actinomyces sp |
| D. | Bacillus anthracis |
| Answer» E. | |
| 389. |
In plasma sterilization control used in- |
| A. | Bacillus stearothermophilus |
| B. | Bacillus subtilis |
| C. | tetani |
| D. | C. Perfringes |
| Answer» B. Bacillus subtilis | |
| 390. |
Streptococcus all are true except- |
| A. | Streptokinase is product from serotype A,C,K. |
| B. | Pyrogenic toxin A is plasmid mediated |
| C. | Streptodornase cleaves DNA |
| D. | Streptolysis O is actine in reduced state |
| Answer» C. Streptodornase cleaves DNA | |
| 391. |
Nanometer equals: |
| A. | 10-5 mm |
| B. | 10-3 mm |
| C. | 10-3 mm |
| D. | 10-6 mm |
| Answer» E. | |
| 392. |
The ability of red blood cells to carry oxygen is reduced due to |
| A. | carboxy acids |
| B. | salicylic acid in lungs |
| C. | distortion in hemoglobin structure |
| D. | carbon monoxide |
| Answer» E. | |
| 393. |
The most common organism amongst the following that causes acute meningitis in an AIDS patients is: |
| A. | Streptococcus agalactiae. |
| B. | Streptococcus pneumoniae. |
| C. | Listeria monocytogenes. |
| D. | Cryptococcus neoformans. |
| Answer» E. | |
| 394. |
What enhances multiplication of T cells in culture |
| A. | Phytohemagglutinin |
| B. | Chemotactic factor |
| C. | Leukotrienes |
| D. | Prostaglandins |
| Answer» B. Chemotactic factor | |
| 395. |
It is true regarding the normal microbial flora present on the skin and mucous membranes that: |
| A. | It establishes in the body only after the neonatal period. |
| B. | The flora in the small bronchi is similar to that of the trachea. |
| C. | It cannot be eradicated by antimicrobial agents. |
| D. | It is absent in the stomach due to the acidic pH. |
| Answer» D. It is absent in the stomach due to the acidic pH. | |
| 396. |
IL-2 is produced by: |
| A. | Monocytes |
| B. | Neutrophils |
| C. | T cells |
| D. | B cells |
| Answer» D. B cells | |
| 397. |
A lack of dietary fiber causes |
| A. | Rickets |
| B. | kwashiorkor |
| C. | constipation |
| D. | dysentery |
| Answer» D. dysentery | |
| 398. |
The following is an example of capsulated gram positive bacilli - |
| A. | Corynebacterium diphtheriae |
| B. | Mycobacterium tuberculosis |
| C. | Actinomyces israeli |
| D. | Bacillus anthracis |
| Answer» E. | |
| 399. |
Which of the following is a flocculation test |
| A. | Widal test |
| B. | Weil-Felix test |
| C. | VDRL |
| D. | Paul-Bunnell test |
| Answer» D. Paul-Bunnell test | |
| 400. |
Gram negative cocci is ? |
| A. | Nisseria |
| B. | Helicobactor |
| C. | Cholera |
| D. | Campylobactor |
| Answer» B. Helicobactor | |