Hello everyone most welcome on my blog. Today I come with a new and interesting quiz competition with free certificate. This is an online quiz competition on World Environment Day. This quiz competition is organized by Departmental of Environmental Science and Department of Biotechnology, Shree Ramkrishana Institute of Computer Education and Applied Sciences. There is no registration fee . There is no any time limit. There is no any negative marking. There is total 20 MCQ. After quiz completion everyone will receive a participation certificate in your email Id.
Here You can sell all the questions which are asked in this quiz competition
1. Which of the structural feature is NOT true for actinomycetes?
They produce exospores Their Gram reaction is Gram Negative They have filamentous cells Hyphae are differentiated in aerial and substratum 2. Which of the following is a common example of fossilized bacteria? Thiobacillus E. coli Methanococcus Gloeodiniopsis 3. Which odor-causing compound of actinomycete origin gives soils their characteristic earthy odor? Vanillin Geosmin Cadaverine Bacteriocin 4. Which of the following is an example of an ancient biflagellated Protist? * Giardia lamblia Aspergillus niger Chlamydomonas Cyanophora paradoxa 5. Which of the following is an example of symbiotic nitrogen-fixing actinomycete? Actinoplane Actinococci Rhizobium Frankia 6. Which phototrophic bacteria trap light energy without using any chlorophyll-like compound? Anabena Prosthecochloris vibrioformis Thermoplasma volcanium Halobacterium salinarium 7. Which of the following is most significant ecological role played by actinomycetes? Primary production of organic matter by photosynthesis Degradation and mineralization of organic matter Denitrification of Nitrate compounds Nitrification of ammonium compounds 8. How extreme thermophile Archaeoglobus differs from other Archaea? It is extreme halophile It cannot survive at more than 80 °C temperature It possess Pseudopeptidoglycan in cell wall It is a Sulfate Reducing Bacteria 9. Which of the following antibiotic is NOT produced by the members of Geneus Streptomyces? Tetracycline Gramicidin Erythromycin Amphotericin B 10. Which bacteria perform a very rare type of motility called Social Motility? Myxococcus xanthus Chlorobium limicola Xanthomonas citrii Pseudomonas aeruginosa 11. Which of the following is an example of HARMFUL role played by algae? Red tides Oxygenic photosynthesis Formation of lichens Formation of cell wall frustules 12. Alternate morphological changes in fungi is known as… Biform variation Structural Variation YM Shift Metamorphosis 13. Which of the following is NOT true for diatoms? They are important source of food for marine animals They can fix molecular nitrogen They are important for the biochemical cycling of silica They produce kieselguhr 14. Which of the following fungus is known for their ability to perform degradation of lignin in nature? Common bread mold Sac fungi White-rot fungi Common powdery mildew 15. Which of the following is an example of non-pathogenic Protist? Trichomonas vaginalis Trypanosoma cruzi Entamoeba histolytica Euglena gracilis 16. Which fungal spores are developed within a sac? Sporangiospores Chlamydospore Arthrospores Conidiospores 17. Which of the following viruses are large enough in size to be seen in light microscope? Poxviruses Lambda phage Coronaviruses T4 Phage 18. Which group of fungi is used in the preparation of fermented foods like tempeh and sufu? Ascomycetes Chalmydomycetes Zygomycetes Basidiomycetes 19. Which of the following virus is NOT causing a novel emerging viral disease? Ebola virus H5N1 avian influenza virus Hantavirus Rabies virus 20. Name the fungi which is having a protozoan ancestor with similar flagellation. Basidiomycota Chytridiomycota Ascomycota Chalmydomycota For Answers of This Quiz Competition Click On The Following Video
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