Advertisements
Advertisements
प्रश्न
What are antibiotics?
Advertisements
उत्तर
Antibiotics are medicines that contain chemical compounds produced by some microorganisms and kill or inhibit the growth of hazardous or disease-causing germs. Antibiotics are highly beneficial since they protect us from microbial illnesses and disorders. They are formed of fungi and bacteria. Alexander Fleming discovered the first antibiotic, penicillin, in 1929. Many antibiotics are now used to treat a wide range of human and animal ailments. Some commonly used antibiotics include streptomycin, tetracycline, and erythromycin.
APPEARS IN
संबंधित प्रश्न
The bread or idli dough rises because of ______.
Chemically, vinegar is ______.
_________ is used in the commercial bakery industry.
Find an odd one out.
Find an odd one out.
Sulphuric acid is a source of energy for some species of bacteria like Acidophillium.
Give scientific reason.
Probiotics have got more importance in recent times.
Write the answers to the questions by observing the figure.
- What type of fuel production process is shown in the figure?
- Write two examples of each of the solid, liquid and gaseous fuels produced in this fuel production process?
- How do microorganisms play their role in this process?
______ bacteria is used for industrial production of yogurt.
In the process of making bread the carbohydrates in the flour are fermented by baker's yeast and sugar is transformed into carbon dioxide and ______.
