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Answers
❄Antibiotics:
Antibiotic is a medicine that inhabits the growth of micro-organisms which destroy our bodies.
Eg: Tetracycline, penicillin etc.
❄Antibodies:
Antibodies are proteins produced and secreted by blood cells. They combine with foreign substances that invade the body, such as pathogens.
Eg: IgA, IgD, IgE, IgG and IgM
❄Carrier:
Carrier (a.k.a. vector) is any organism or anything that carries diseases from one organism to another organism.
Eg: Female anopheles mosquito, yellow fever mosquito etc.
❄Communicable diseases:
Communicable diseases are diseases which can be spread from one person to another.
Eg: Cold, AIDS
❄Fermentation:
The chemical breakdown of a substance by bacteria, yeasts, or other microorganisms, typically involving effervescence and the giving off of heat.
❄Micro-organism:
Any organism which is microscopic in nature (cannot be seen with a naked eye).
Eg: bacteria, fungi, protozoa etc.
❄Nitrogen cycle:
The series of processes by which nitrogen and its compounds are inter converted in the environment and in living organisms, including nitrogen fixation and decomposition.
❄Nitrogen fixation:
Nitrogen fixation is a process by which nitrogen in the air is converted into ammonia (NH₃) or related nitrogenous compounds.
❄Pasteurization:
Pasteurization is a process in which certain packaged and non-packaged foods (such as milk and fruit juice) are treated with mild heat, usually less than 100 °C (212 °F), to eliminate pathogens and extend shelf life.
❄Pathogen:
Pathogen is a bacteria, virus, or any other microorganism that can cause a disease.
Eg: Plasmodium, HIV etc.
❄Preservation:
Preservation is the process of saving/preserving something for future use.
❄Protozoa:
Protozoa is a phylum of micro-organism.
Eg: Paramecium, amoeba
❄Rhizobium:
It is a bacteria which is found in the roots of plants and fix atmospheric nitrogen.
❄Vaccine:
A vaccine is a biological preparation that provides active acquired immunity to a particular disease.
Eg: Vaccine for Hepatitis A, vaccine for measles etc.
❄Virus:
Virus is a phylum of micro-organisms
Eg: HIV, Influenza A
❄Yeast:
Yeast are single-celled microorganisms that are classified, along with molds and mushrooms, as members of the Kingdom Fungi.