Agriculture Microbiology MCQs

By: Prof. Dr. Fazal Rehman | Last updated: March 3, 2022

Lets us see some important Agriculture Microbiology Mcqs. 1. Which one introduces the first antifungal antibiotic? A. neomycin B. aureofungin C. nystatin D. none of these Ans: B 2. In given below which all are free living nitrogen fixers except? A. Azotobacter B.Azospriliium C. Clostridium D.all of these Ans:B 3. In mycorrhizal association the advantage of plants is? A. protection B. Food C. A&B both D.increased mineral absorption and disease protection Ans: D 4. By producing the endospore name of the bacteria is? A.xanthomonas B.E.coli C.bacillus D.all of these Ans: C 5. Which one is not the biofertilizers producing bacteria? A. clostridium B. nostoc¬¬¬ C. A&B both D.anabaena Ans: A 6. The following association in which involves the exchange of nutrients between two species is referred to as? A. antagonism B. mutualism C.syntrophism D. A&B both Ans: C. 7. Milky Dieses is the reason that is caused by? A. lactobacillus lactic B. Bacillus popiliae C.A&B both D.none of these Ans: B 8.By using Vam with plant the major advantage is A. increased M absorption B. increased P absorption C. Increased N absorption D. increased MN absorption Ans:B 9. In the following one is capable of oxidizing sulfur to sulfates? A.rhodospirillum B.rohodomicrbium C.Thiobacillus thiooxidans D.B&C both Ans: C 10. The degradation of complex molecules in soil by fungi for utilization by Bactria this the example of the following type of association? A. Antagonism B. Mutualism C. Commensalism D. B&C both Ans:C 11. The inhibitory action of penicillin is A. cell wall synthesis B. protein synthesis C. protein D.B&C both Ans: A 12. In the following is an N2 fixing actinomycete? A. Frankie B. Azospirillum C. Acetobacter D. A&C both Ans: 13. Most soil protozoa are flagellates or amoebas, having their dominant mode of nitrogen as? A. ingestion of bacteria B. ingestion of fungi C. ingestion of mold D. All of these Ans: A 14. The following type of association is present among, staphylococcus aureus and aspergillus terreous? A.parasitisim B.antogonism C. commensalism D. none of these Ans: A 15. The giesma stain are particularly applicable for staining used? A.spores B.protozoa C.rickettsias D. both B&C Ans: D

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