Lesson 14
Louis
Pasteur
Margaret Avery
Q.1: Describe the early life of Pasteur.
Ans: Pasteur was born in a poor family at Dole France in 1822
where he went to Communal College.
Q.2: Give some instances of Pasteur’s patriotism.
Ans: He enrolled himself in the National Guard. He returned his
degree to Germany because of her War with France.
Q.3: What do we mean by spontaneous generation?
Ans: It means that living organisms can come into being by
themselves.
Q.4: How did Pasteur proved that spontaneous
generation was not a fact?
Ans: Pasteur proved through experiments that the development of
organisms can be avoided if their contact is filtered.
Q.5: Describe the importance and popularity of the
silkworm industry in France. What help did Pasteur render in curing the
silkworm disease in his country?
Ans: The keeping of silkworm was one of the
chief industries in France. He asked the people to keep the insects in clean
and healthy conditions.
Q.6: How did Pasteur discover the treatment for the
cattle disease, Anthrax?
Ans: He introduced the weak germs of
Anthrax into diseased animal’s blood.
Q.7: How did Pasteur discover the method of making
vaccines?
Ans: He discovered this method when he inoculated chickens with
weak germs of Cholera which built up their immunity.
Q.8: Give an account of Pasteur’s treatment of
Hydrophobia and how he cured the first patient suffering from it?
Ans: Pasteur took experiments on mad dogs and finally, he
treated a boy by inoculating him weak germs of Hydrophobia.
Q.9: How did Pasteur show the way to other
scientists? Give an account of the discoveries.
Ans: Pasteur’s discoveries urged other scientists to try similar methods of cure for other diseases. Hence, they discovered the germs and their treatment of many diseases.
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