Learning Corner

  What are animalcules? Anton van   Leeuwenhoek, found tiny living things moving about in water    and named them as 'animalcules' which means 'tiny animals'. These animalcules are now known by the name microorganisms  List five diseases caused by virus.  Rabies Dengue Chicken Pox AIDS Hepatitis List five human diseases caused by bacteria.  Tuberculosis     Typhoid Cholera Pneumonia Sepsis of  wounds List five discoveries made by Anton van Leeuwenhoek.  Bacteria Protists Nematodes Sperm Cells Blood Cells What are nematodes? Give reasons: Viruses are borderline between living and non-living. Euglena is both a plant and an animal.  In colder parts of the world, summer vegetables are sun dried. After grinding the idli batter, it is left undisturbed for a minimum of 8-10 hours.   Mosquitoes can be controlled by preventing stagnation of water though they do not live in water  Atta can be stored longer than cooked chap...

What are animalcules? List five diseases caused by virus.  List five human diseases caused by bacteria.  List five discoveries made by Anton van Leeuwenhoek.  What are nematodes? Give reasons: Viruses are borderline between living and non-living. Euglena is both a plant and an animal.  In colder parts of the world, summer vegetables are sun dried. After grinding the idli batter, it is left undisturbed for a minimum of 8-10 hours.   Mosquitoes can be controlled by preventing stagnation of water though they do not live in water  Atta can be stored longer than cooked chapatis Shoes, clothes get mold easily during rainy season Farmers prefer to grow beans and peas in nitrogen deficient soils. Differentiate saprophytes and parasites. Differentiate pathogens and vectors with two examples. Differentiate gobar gas and biogas Differentiate rhizobium and rhizopus Differentiate natural and acquired immunity. Define pasteurisation. Write one similarity and disting...