MCQOPTIONS
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MCQOPTIONS
This section includes 1031 Mcqs, each offering curated multiple-choice questions to sharpen your SRMJEEE knowledge and support exam preparation. Choose a topic below to get started.
| 201. |
In AIDS, Kaposis sarcoma may respond to |
| A. | Interleukin – 2 infusion |
| B. | Azathioprine |
| C. | Alpha interferon |
| D. | None of these |
| Answer» D. None of these | |
| 202. |
All of the following are DNA viruses except – |
| A. | Parvo viru |
| B. | Paramyxo virus |
| C. | Herpes virus |
| D. | Pix virus |
| Answer» C. Herpes virus | |
| 203. |
Which is the correct statement related to hepatitis B virus? |
| A. | Paramyxo viru |
| B. | Orthomyxo virus |
| C. | Reo viruses |
| D. | Retro viruses |
| Answer» D. Retro viruses | |
| 204. |
Metachromatic granules can be stained with |
| A. | Saffranine |
| B. | Methylene blue |
| C. | Crystal violet |
| D. | Pienic acie |
| Answer» C. Crystal violet | |
| 205. |
Exotoxina are |
| A. | Heat labile |
| B. | Heat stable |
| C. | Part of cell wall |
| D. | Polymerized complexes |
| Answer» B. Heat stable | |
| 206. |
Bacter ia that are respons ib le forfermentation of dairy milk are |
| A. | Azetobacter |
| B. | Rhizobium |
| C. | Lactobacillus |
| D. | Hay bacillus |
| Answer» D. Hay bacillus | |
| 207. |
The staining technique used to stain the metachromatic granules of Corynebacterium |
| A. | Giemsa stain |
| B. | Alberts stain |
| C. | Acid fast staining |
| D. | Both a and b |
| Answer» C. Acid fast staining | |
| 208. |
A.fumigates can produce |
| A. | Endotoxin |
| B. | Exotoxins |
| C. | Enterotoxins |
| D. | None of these |
| Answer» B. Exotoxins | |
| 209. |
Penicillin is the drug of choice for |
| A. | Scarlet fever |
| B. | Whooping cough |
| C. | Brucellosis |
| D. | Cholera |
| Answer» B. Whooping cough | |
| 210. |
Opsonin is the |
| A. | Cellwall component |
| B. | Plasma component |
| C. | Serum component |
| D. | Cytoplasm component |
| Answer» D. Cytoplasm component | |
| 211. |
The number of ATP molecules formedduring cyclic phosphorylation are |
| A. | One |
| B. | Two |
| C. | Four |
| D. | Six |
| Answer» E. | |
| 212. |
The principle light- trapping pigment molecule in plants, Algae, and cyanobacteria is |
| A. | Chlorophyll a |
| B. | Chlorophyll b |
| C. | Porphyrin |
| D. | Rhodapsin |
| Answer» B. Chlorophyll b | |
| 213. |
The infected mad dogs may contain |
| A. | Nergi bodie |
| B. | Niagri bodies |
| C. | Negri bodies |
| D. | Neisser bodies |
| Answer» D. Neisser bodies | |
| 214. |
Enhancement of virulence is known as |
| A. | Exaltation |
| B. | Attenuation |
| C. | Both a and b |
| D. | None of these |
| Answer» B. Attenuation | |
| 215. |
Treponema pa l l idum can be bestindentified using |
| A. | Fluorescence microscope |
| B. | Bright field microscope |
| C. | Dark field microscope |
| D. | Flourescence microscope |
| Answer» C. Dark field microscope | |
| 216. |
Mycobacterium tuberculosis was firstdiscovered by |
| A. | Robert Koch |
| B. | Edward Jenner |
| C. | Louis Pasteur |
| D. | None of these |
| Answer» B. Edward Jenner | |
| 217. |
Example for indicator medium is |
| A. | Nutrient Agar |
| B. | Nutrient broth |
| C. | Wilson and Blair |
| D. | Czapeck-dox medium |
| Answer» D. Czapeck-dox medium | |
| 218. |
Tubercular bacilli grow best in |
| A. | Absence of O2 |
| B. | Presence of CO2 |
| C. | Presence of O2 |
| D. | None of these |
| Answer» C. Presence of O2 | |
| 219. |
Culture media for fungi are |
| A. | Potato dextrose agar (PDA) |
| B. | Sabouraud’s agar |
| C. | Czapekdox agar |
| D. | All of the above |
| Answer» E. | |
| 220. |
Example for cell-mediated immunity are |
| A. | Tuberculin type |
| B. | Contact dermatitis |
| C. | Granulomatous |
| D. | All of these |
| Answer» E. | |
| 221. |
The substance wh ich acts as ant imetabolites are called |
| A. | Activator |
| B. | Substrates |
| C. | Inhibitor |
| D. | Cofactor |
| Answer» D. Cofactor | |
| 222. |
All prokaryotes are surrounded by a cellwall except |
| A. | Mycoplasm |
| B. | Sperochetes |
| C. | Actinomycetes |
| D. | Methanogena |
| Answer» B. Sperochetes | |
| 223. |
T. pallidum was discovered by |
| A. | Robert Koch |
| B. | Schaudinn and Hoffman |
| C. | Louis Pasteur |
| D. | Edward Jenner |
| Answer» C. Louis Pasteur | |
| 224. |
The method in which the cells are frozendehydrated is called |
| A. | Pasteurization |
| B. | Dessication |
| C. | Disinfection |
| D. | Lypophilization |
| Answer» E. | |
| 225. |
Immunoglobulin which cannot activatecomplement |
| A. | IgM |
| B. | IgE |
| C. | IgA |
| D. | IgG |
| Answer» C. IgA | |
| 226. |
Autoclaving is carried at |
| A. | Dry heat |
| B. | Atmospheric pressure |
| C. | 120oC |
| D. | All of these |
| Answer» D. All of these | |
| 227. |
Organ isms can be attenuated for inoculation by |
| A. | Growing it at a temperature higher than optimum |
| B. | By passage through animals of different species which are less susceptible to it |
| C. | By continous cultivation in presence of antagonistic substance |
| D. | Any one of the above |
| Answer» E. | |
| 228. |
The most important vitamin for thegrowth of bacteria is |
| A. | B-complex |
| B. | Vitamin A |
| C. | Vitamin D |
| D. | Vitamin C |
| Answer» B. Vitamin A | |
| 229. |
Gram negative bacteria appear as |
| A. | Pink |
| B. | Violet |
| C. | both a & b |
| D. | None of these |
| Answer» B. Violet | |
| 230. |
For the synthesis of amino acids cysteine, cystine and methionine the element required is |
| A. | Sulphur |
| B. | Oxygen |
| C. | Nitrogen |
| D. | None of these |
| Answer» E. | |
| 231. |
“Antagonism “ is seen in |
| A. | Lag phase |
| B. | Plasmids |
| C. | Log phase |
| D. | None of these |
| Answer» E. | |
| 232. |
Acquired immunity is |
| A. | Natural |
| B. | Artificial |
| C. | Active & Passive |
| D. | All of these |
| Answer» E. | |
| 233. |
Archaeo bacteria are known as |
| A. | Halophiles |
| B. | Red extreme halophiles |
| C. | Osmophiles |
| D. | Extreme thermophiles |
| Answer» C. Osmophiles | |
| 234. |
Tuberculosis is a |
| A. | Water borne disease |
| B. | Air borne disease |
| C. | Food borne disease |
| D. | Atthropod borne disease |
| Answer» C. Food borne disease | |
| 235. |
Daisy head colony is associated with |
| A. | M.tuberculosi |
| B. | C.diphtheriae |
| C. | Cl. tetani |
| D. | None of these |
| Answer» C. Cl. tetani | |
| 236. |
The antibiotic acting on cell wall is |
| A. | Bactracin |
| B. | Penicillin |
| C. | Cyclosporine |
| D. | All of these |
| Answer» E. | |
| 237. |
The major immunoglobulin present in thehuman serum is |
| A. | IgG |
| B. | IgA |
| C. | IgE |
| D. | IgG |
| Answer» B. IgA | |
| 238. |
Crossing-over most commonly occursduring |
| A. | Prophase I |
| B. | Prophase II |
| C. | Anaphase I |
| D. | Telophase II |
| Answer» B. Prophase II | |
| 239. |
At the temperature 160oC for one hour,complete sterilization occurs in |
| A. | Autoclave |
| B. | Hot air oven |
| C. | Laminar flow |
| D. | Incubator |
| Answer» C. Laminar flow | |
| 240. |
General purpose antibody is |
| A. | IgA |
| B. | IgG |
| C. | IgM |
| D. | IgD |
| Answer» C. IgM | |
| 241. |
Phagocytic theory was proposed by |
| A. | Louis Pasteur |
| B. | Elie Metchnikoff |
| C. | Behring |
| D. | Widal |
| Answer» C. Behring | |
| 242. |
In Gram positive bacteria, ratio of RNAto DNA is |
| A. | 8 : 1 |
| B. | 1 : 2 |
| C. | Almost equal |
| D. | None of these |
| Answer» B. 1 : 2 | |
| 243. |
The bases Adenine and Thymine arepaired with |
| A. | Double hydrogen bonds |
| B. | Single hydrogen bonds |
| C. | Triple hydrogen bonds |
| D. | Both b and c |
| Answer» B. Single hydrogen bonds | |
| 244. |
Antibody present in colostrums is |
| A. | IgG |
| B. | IgA |
| C. | IgM |
| D. | IgE |
| Answer» C. IgM | |
| 245. |
Toxic shock syndrome is caused by |
| A. | Staph. albu |
| B. | Staph. aureus |
| C. | Strep. viridana |
| D. | None of these |
| Answer» C. Strep. viridana | |
| 246. |
A population of cells derived from a singlecell are called |
| A. | Monclonal cell |
| B. | Clones |
| C. | Protoplasts |
| D. | Sub culture |
| Answer» C. Protoplasts | |
| 247. |
The molds obtained nutrition from dead and decaying matter which are called |
| A. | Saphrophyte |
| B. | Parasites |
| C. | Commensals |
| D. | None of these |
| Answer» B. Parasites | |
| 248. |
Source of light in fluorescence microscopyis from |
| A. | Mercury lamp |
| B. | Sunlight |
| C. | Both a and b |
| D. | None of these |
| Answer» B. Sunlight | |
| 249. |
In gram positive and gram negativebacteria the electron transport contains |
| A. | Naphthquinone |
| B. | Plastoquinone |
| C. | Ubiquinone |
| D. | Both a and b |
| Answer» B. Plastoquinone | |
| 250. |
Brucella causes |
| A. | Pertusi |
| B. | Plague |
| C. | Brucellosis |
| D. | None of these |
| Answer» D. None of these | |