Biology English Quiz 6 Micro organism Welcome to your Biology English Quiz 6 Micro organism Name 1. Which communicable disease is caused by bacteria Small Pox Asthma Leprosy Mumps 2. Bacteria cannot survive in a highly salted picked because Bacteria do not get enough light for photosynthisis Bacteria get plasmolysed and are consequently killed Salt inhibits reproduction The pickel does not Contain nutrient necessary for bacteria to survive 3. Microorganism include All animals & Plants Bacteria , Virus , Microalgae and Fungi Bacteria , Virus , Microalgae , Fungi and Protozoa Bacteria & Virus 4. A bacterial cell divides once every minute and take one hour to fill a cup . How much time will take it to fill half the cup ? 59 minutes 29 minutes 30 minutes 60 minutes 5. Bacteria found in root nodules of In all plant Leguminous plant None of these Some of leguminous plant and some other plant 6. Which one of the following type of microorganism is mer most widely used in industires ? Bacteria and algae Bacteria Bacteria , microalgae and fungi Bacteria and fungi 7. Generally antibiotics are formed from Virus Angiosperm Fungi Bacteria 8. Souring of milk is due to Nematode Bacteria Protozoa Virus 9. Which is the cause of anthrax disease Mycoplasm Algae Bacteria Virus 10. Which of the following is a free living bacteria that help in nitrogen fixation Nostoc Azolla Azotohacter Anabaena 11. Function of Leghaemoglobin in nitrogen fixation All Absorption of light Nutrion of bacteria Absorption of oxygen 12. Refrigeration is a process in which Bacteria are destroyed Growth of bacteria reduced Cytoplasm of bacteria contract Bacteria become inactive 13. Bacteria helpful in making curd from milk Staphlio Coccus Lacto bacillus Yeast Mycobacterium 14. Nitrogen fixing bacteria is useful in growing which crop Wheat Legume Paddy Maiz 15. Which one of the following disease caused by bacteria Small pox Mumps Rabies Tuberculosis