Answer the following questions.
Answers
Answer:
fungi are simple ,nogreen multicellular eukaryotes
Answer:
1) the process in which food is deteriorated to such extent that it does not remain fit for human consumption is known as food spoilage
2) the role of sugar in food preservation and is significant. By adding sugar in the food item, we reduce its moisture content and hence it stops the growth of the microorganisms.
3) carries take with them many harmful microorganism and pathogens. They play a great role in transferring these pathogens to a healthy person, by sitting on the food items, or directly transferring the pathogens inside the body of a person. Hence they are harmful to us.
4) the process of putting a vaccine inside the body of a person in order to produce immunity against some disease id called vaccination.
5) Immunity is the ability of the body to develop resistance against diseases.
6) algae - Spirogyra,Chlamydomonas
fungi - Aspergillus, yeast
protozoa - paramecium,amoeba.
7) whenever any harmful disease -causing microorganisms enters the human body, the body produces substances to fight with the entered microbe. These substances are called antidotes.
8) some bacteria which are present in the root nodules of Leginiminous plants or free-living fix the atmospheric nitrogen in the soil which is ultimately used up the plants. hence they increased the fertility of the soil. for example rhizobium .
9) viruses cannot be killed by using antibiotics as their cell pathways are different from that of bacteria. it means taking antibiotics to get rid flu or any other viral infection is useless, because it does not reduce the strength of the virus, nor does it reduce the duration of thr infection . But however, antibiotic will work if we get attack of viral infection and bacterial disease at the same time. even then, it will cure bacterial disease only but not the viral infection.
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