MCQOPTIONS
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MCQOPTIONS
This section includes 657 Mcqs, each offering curated multiple-choice questions to sharpen your Testing Subject knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
The most primitive organisms are |
| A. | Protists |
| B. | Fungi |
| C. | Algae |
| D. | Bacteria |
| Answer» E. | |
| 2. |
Smallest organism which cause disease |
| A. | Bacteria |
| B. | Virus |
| C. | Mycoplasm |
| D. | All |
| Answer» D. All | |
| 3. |
Coralloids are found in |
| A. | Cycus |
| B. | Lycopodium |
| C. | Selaginella |
| D. | Cocus |
| Answer» B. Lycopodium | |
| 4. |
Which of the following group of plant produce naked seed? |
| A. | Bryophytes |
| B. | Pteridophytes |
| C. | Angiosperm |
| D. | Gymnosperm |
| Answer» E. | |
| 5. |
Lichens are indicator of |
| A. | Air pollution |
| B. | Water Pollution |
| C. | Soil Pollution |
| D. | Radiation Pollution |
| Answer» B. Water Pollution | |
| 6. |
Which of the following is not a kharif crop? |
| A. | Cotton |
| B. | Groundnut |
| C. | Maize |
| D. | Mustard |
| Answer» D. Mustard | |
| 7. |
Largest number of chromosome is found in |
| A. | Man |
| B. | Pteridophytes |
| C. | Elephant |
| D. | Angeiosperm |
| Answer» C. Elephant | |
| 8. |
Microogranism are found in |
| A. | Salted water |
| B. | Sandy soil |
| C. | Marshy soil |
| D. | All above |
| Answer» E. | |
| 9. |
Antibiotic which was discovered first |
| A. | Teramycin |
| B. | Neomycin |
| C. | Pencillin |
| D. | Streptomycine |
| Answer» D. Streptomycine | |
| 10. |
Agar-Agar is obtained from |
| A. | Fungi |
| B. | Algae |
| C. | Moss |
| D. | Bacteria |
| Answer» C. Moss | |
| 11. |
Which one of following contains no enzyme? |
| A. | Bacteria |
| B. | Virus |
| C. | Lichen |
| D. | Algae |
| Answer» C. Lichen | |
| 12. |
The virus which attack the bacterial cell are called |
| A. | Tobaco mosic virus |
| B. | Cynophage |
| C. | Bacteriophage |
| D. | Mycophages |
| Answer» D. Mycophages | |
| 13. |
The disease hydrophobia is caused due to |
| A. | Bacteria |
| B. | Fungi |
| C. | Virus |
| D. | Algae |
| Answer» D. Algae | |
| 14. |
Louis Pasteur is famous for |
| A. | Protein synthesis |
| B. | Invention of microscope |
| C. | Germ theory of diseases |
| D. | Fermentation |
| Answer» D. Fermentation | |
| 15. |
A bacterial cell divides once every minute and take one hour to fill a cup. How much time will it take to fill half the cup? |
| A. | 30 Minutes |
| B. | 60 Minutes |
| C. | 29 Minutes |
| D. | 59 Minutes |
| Answer» E. | |
| 16. |
Virus is said to be |
| A. | Living |
| B. | Non- living |
| C. | Transitional group between living and non-living |
| D. | Living that cannot be multiply |
| Answer» D. Living that cannot be multiply | |
| 17. |
TMV is related to |
| A. | Virus |
| B. | Evolution |
| C. | Algae |
| D. | Reproduction of |
| Answer» B. Evolution | |
| 18. |
Yeast is an important source of |
| A. | Vitamin-C |
| B. | Vitamin-B |
| C. | Vitamin-A |
| D. | Vitamin-D |
| Answer» C. Vitamin-A | |
| 19. |
Which of the following is categorized as millet |
| A. | Wheat |
| B. | Rice |
| C. | Sorghum |
| D. | Maiz |
| Answer» D. Maiz | |
| 20. |
Medicine for epilepsy is obtain from which of the following lichen |
| A. | Lobaria |
| B. | Roccella |
| C. | Parmelia |
| D. | Evemia |
| Answer» D. Evemia | |
| 21. |
Which of the following is used as bio-fertilizer |
| A. | Colastridum |
| B. | Urea |
| C. | Azola |
| D. | Baggase |
| Answer» D. Baggase | |
| 22. |
Free floating see weed which covers thousands hectares in the part of North Atlantic ocean is |
| A. | Oscillatoria |
| B. | Ulva |
| C. | Fucus |
| D. | Sargassum |
| Answer» E. | |
| 23. |
Due to bite of mad the disease hydrophobia is caused by |
| A. | Rabies virus |
| B. | Adeno virus |
| C. | Polio virus |
| D. | Influenza |
| Answer» B. Adeno virus | |
| 24. |
Name of bacteria which cause tuberculosis |
| A. | Mycobacterium tuberculosis |
| B. | Vibrio cholrae |
| C. | Bacillus coli |
| D. | Excherichia coli |
| Answer» B. Vibrio cholrae | |
| 25. |
Bacteria helpful in making curd from milk |
| A. | Mycobacterium |
| B. | Staphlio Coccus |
| C. | Lacto bacillus |
| D. | Yeast |
| Answer» D. Yeast | |
| 26. |
Which is the cause of anthrax disease ? |
| A. | Virus |
| B. | Bacteria |
| C. | Mycoplasm |
| D. | Algae |
| Answer» C. Mycoplasm | |
| 27. |
The mode of nutrition in algae is |
| A. | Heterotrophic |
| B. | Chemotrophic |
| C. | Saprotrophic |
| D. | Photo autotrophic |
| Answer» E. | |
| 28. |
The bryophytes lack true |
| A. | Root |
| B. | Stem |
| C. | Leaves |
| D. | All of these |
| Answer» E. | |
| 29. |
Function of Leghaemoglobin in nitrogen fixation is |
| A. | Absorption of oxygen |
| B. | Nutrion of bacteria |
| C. | Absorption of light |
| D. | All |
| Answer» B. Nutrion of bacteria | |
| 30. |
Nitrogen fixing bacteria is useful in growing which crop |
| A. | Wheat |
| B. | Paddy |
| C. | Legume |
| D. | Maiz |
| Answer» D. Maiz | |
| 31. |
Which of the following is a free living bacteria that help in nitrogen fixation? |
| A. | Azotohacter |
| B. | Anabaena |
| C. | Azolla |
| D. | Nostoc |
| Answer» B. Anabaena | |
| 32. |
Nitrogen fixing becteria a found in leguminuous plant |
| A. | Azohacter |
| B. | Nitrobacter |
| C. | Rizobium |
| D. | Psendomnas |
| Answer» D. Psendomnas | |
| 33. |
Bacteria found in root nodules of |
| A. | Leguminous plant |
| B. | Some of leguminous plant and some other plant |
| C. | In all plant |
| D. | None of these |
| Answer» C. In all plant | |
| 34. |
Which one of the following disease caused by bacteria? |
| A. | Tuberculosis |
| B. | Mumps |
| C. | Small pox |
| D. | None of these |
| Answer» B. Mumps | |
| 35. |
Which of the following is absent in bacteria? |
| A. | Cell wall |
| B. | Plasma membrane |
| C. | Mitochondria |
| D. | All of these |
| Answer» D. All of these | |
| 36. |
Bacteria which are round in shape are called |
| A. | Vibrio |
| B. | Bacillus |
| C. | Coccus |
| D. | Spirilla |
| Answer» D. Spirilla | |
| 37. |
Spores of which of the following is used as medicine |
| A. | Lycopodium |
| B. | Sellagenalla |
| C. | Cytolum |
| D. | Equistem |
| Answer» B. Sellagenalla | |
| 38. |
Tikka disease occurs in |
| A. | Paddy |
| B. | Sugar Cane |
| C. | Ground nut |
| D. | Potato |
| Answer» D. Potato | |
| 39. |
Streptomycin is obtained from |
| A. | Virus |
| B. | Bacteria |
| C. | Algae |
| D. | Fungi |
| Answer» C. Algae | |
| 40. |
The term bryophytes was coined by |
| A. | Kashyap |
| B. | Butler |
| C. | Braun |
| D. | Linnaeus |
| Answer» D. Linnaeus | |
| 41. |
Dog bite can cause rabies. Which among the following other animals can also cause rabies? |
| A. | Donkey |
| B. | Bat |
| C. | House |
| D. | Crocodile |
| Answer» C. House | |
| 42. |
Pencillin is isolated from |
| A. | Fungi |
| B. | Algae |
| C. | Virus |
| D. | Bacteria |
| Answer» B. Algae | |
| 43. |
Which microorganism causes hepatitis B? |
| A. | Virus |
| B. | Protozoa |
| C. | Bacteria |
| D. | None of these |
| Answer» B. Protozoa | |
| 44. |
Which of the following is autotrophic? |
| A. | Protozoa |
| B. | Algae |
| C. | Fungi |
| D. | Virus |
| Answer» C. Fungi | |
| 45. |
Vegetative reproduction in yeast is by |
| A. | Budding |
| B. | Acinate |
| C. | Aplonospores |
| D. | Ascospores |
| Answer» B. Acinate | |
| 46. |
In bacteria plasmid is |
| A. | Extra chromosomal material |
| B. | Main DNA |
| C. | Non functional DNA |
| D. | Repetative gen |
| Answer» B. Main DNA | |
| 47. |
Sargasso sea is the name of a/an |
| A. | Fungi |
| B. | Algae |
| C. | Bryophytes |
| D. | Angiosperm |
| Answer» C. Bryophytes | |
| 48. |
Which communicable disease is caused by bacteria? |
| A. | Small Pox |
| B. | Mumps |
| C. | Leprosy |
| D. | Asthma |
| Answer» D. Asthma | |
| 49. |
Cell wall of Algae is made up by |
| A. | Chitine |
| B. | Subarine |
| C. | Celullose |
| D. | Cutine |
| Answer» D. Cutine | |
| 50. |
Bacteria which cause food poisoning |
| A. | Clostridium tetani |
| B. | Salmonella typhosa |
| C. | Bacillius anthrisis |
| D. | Clostridium botulinum |
| Answer» E. | |