The bacterium that causes tuberculosis (TB) is Mycobacterium. Specifically, the species Mycobacterium tuberculosis is responsible for causing the disease, which primarily affects the lungs but can also impact other parts of the body.
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The bacteria found in the human intestine is Escherichia coli. It is a common and normally harmless bacterium that is part of the gut flora. It aids in digestion and synthesizes certain vitamins for the human body.
Bacteria are not able to survive in pickles with excess salt because their protoplasms get shrunk due to osmotic pressure, leading to dehydration and death. This process, called plasmolysis, inhibits bacterial growth and preserves the pickles.
Root nodules are found in some leguminous plants and also in some other plants. These nodules house nitrogen-fixing bacteria, such as Rhizobium, which convert atmospheric nitrogen into a form usable by the plant, aiding in plant growth and soil fertility.
The bacteria which directly convert atmospheric nitrogen into nitrogenous compounds are called nitrogen-fixing bacteria. These bacteria, such as Rhizobium and Azotobacter, play a crucial role in the nitrogen cycle by making atmospheric nitrogen available to plants in the form of ...
The smallest organism among the options provided is the virus. Viruses are much smaller than bacteria, mycoplasma, and yeast. They are submicroscopic infectious agents that can only replicate inside the living cells of a host organism.
Louis Pasteur is renowned for his contributions to the germ theory of diseases and the process of fermentation of alcohol. His work revolutionized microbiology and medicine, leading to the development of vaccines and pasteurization techniques to ensure food safety.
The lowest lake above sea level is Dead Sea. It sits at around 430 meters below sea level, making it the lowest point on Earth’s surface on land and the lowest lake among the options provided.
The world’s most saline lake is Von Lake. Located in Antarctica’s McMurdo Dry Valleys, it has extremely high salinity levels, making it one of the saltiest bodies of water on Earth.
The deepest lake in the world is Baikal. Located in Siberia, Russia, Lake Baikal reaches depths of over 1,600 meters, making it the deepest among the options provided. Titicaca [A] is the highest navigable lake, Victoria [B] is the largest ...