hey friends answer these questions and please don't samp
+Name the microorganisms which can fix atmospheric nitrogen in the soil.
+Write 10 lines on the usefulness of microorganisms in our lives.
+Write a short paragraph on the harmful effects of microorganisms.
Answers
Answer:
- 1) The rhizobium bacteria helps in nitrogen fixation. The blue-green algae and some bacteria also help in nitrogen fixation
- The microrganisms help in making of curd , idli and bhature and dairy products such as cheese.
- The microrganisms help in making of Vine, vinegar , bread rise ,cakes and pastries.
- They are used to make antibiotics.
- They are also used to make vaccines.
- They help in cleaning the environment by decompsing the harmful and smelly material such as urea,sweat etc from the bodies of dead plants and animals.
- They also help in increasing soil fertility .
- Some harmful microrganisms cause diseases such as cholera, typhoid, hepatitis cancer etc
● Bacteia called rhizobium can fix nitrogen in the soil.These bacteria's are living the root nodules of pulse grain plants.
● Microorganisms are as friends:-
- they help in processing of curd.
-they r used in making many types of vaccines.
-they r also cause the making of cheese.
- yeast named bacteria can help for decaying some matters.
-some microbes r also used in making manure.
-yeast is also used in cakes that u cut in ur b'day.
- Microorganisms keeps our gut healthy.
-some microbes acts as antibodies nd increase our immunity power.
-half percentage of oxygen we respire or breathe r produced by these microorganisms.
-Around 100 trillion microbes r living in our skin. nd they r very useful .
- Archea is the grandparent of the microbes. it is the 1st microorganism present on the earth. it makes human life possible.
● Microorganisms act as For:
Sometimes microbes act as enemy also.
they caused various diseases. they may cause serious things like AIDS , Tuberclosis , typhoid, cancer etc. Yeast may sometimes makes our feet damaged cause such disease called"Ketra".