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1.” He was not a soldier but he was a fighter”. Explain.
= Without joining the military Louis Pasteur becomes a warrior. He was a fighter to fight different diseases through various information about microbes.
2.Why was he called a fighter?
= He fought the disease. He gave his whole life to the study of germs, which men of science call bacteria. It is a Greek word meaning ‘little rods.’
3.What are bacteria?
= Bacteria are vegetable organisms. It is a little rod-shaped plant that exists in the air, water, and soil, and the bodies of animals and plants.
4.A brief study of Pasture’s life, when busy with discoveries.
= Pasteur had a very busy and interesting life. He made discoveries about germs. Pasteur was able to use his discoveries in very practical ways. He worked hard with test tubes in all kinds of experiments. All the time he was working to help people who were suffering from the disease.
5.What discoveries Did Pasture make?
= He not only made some exciting discoveries about germs.
6.How did he try to help the chemist and the other scientists?
= Pasture decided to solve the problems to help the chemists and other scientists. Je used to sit for hours, silent and motionless, thinking hard about the problem.
7.What did he do after finding a solution to the problems?
= When Pasteur found an answer, his sort, the dull-looking face would light up with joy. He would run around to his wife to let her know about the solution.
8.What discoveries did Pasteur make about yeast?
=Yeast was the main product of making the beer foam. Pasteur found that yeast was alive, comprised of small living cells.
Cells in the solid-state, the yeast acts well, whereas when they were sick, the yeast reacts in a bad manner.
9.What does “spontaneous generation” mean?
=Some of the scientists believed in ‘spontaneous generation’. They believed that germs had no parents but occurred by own.
10. Did Pasteur believe in a spontaneous generation?
=Yes, Pasteur believed in a spontaneous generation.
He accepted that germs move all around. It can also destroy different things that come in middle.
11 “How full the air is of dust particles and how germs get carried by this dust”. Explain with experiment
= He put some soup into some bottles and then he boiled it to destroy any germs that might already be in the soup.
He then heated and pulled out the neck of the bottle and made a long narrow ‘neck’ with a big bend in the middle. The soup remained there for a long time and it never went bad. Pasture said there are no parent germs in the soup. The germs cannot reach it because of the bend in the long tube. So, he took one of the bottles and spilled a little of the soup down the tube so that it settled in the bend. This soup went bad. We often speak of “dust traps.” Well, this bend in the tube was to trap the dust, because the dust may carry germs with it.
12.Explain the experiment made to show the difference between pure and stale air.
= Pasteur again filled some bottles with soup.
He took it into the hotel bedroom where the air can not change. Pasteur broke their necks off so that the air could enter, and then sealed them up again. He then took some bottles into a field nearby and did the same with them. Finally, he opened some on the top of a high mountain and again sealed them up. They say, the bottles opened in the field were moldy, but not quite so bad; they had no germs in them at all.
13.What is “Pasteurisation”?
=Pasteurisation is the heat processing of a product, to make it safe for germs and improve its quality.
14.On what study did Pasteur spend all his time and energy for three years?
=Pasteur tried to find the solution to kill the silkworm business.
15.Why was Pasture called a round scientist?
= All the research which he did in his laboratories, were to help his fellow human beings. It would be impossible to imagine Pasteur experimenting with explosives or poison gas.
you are reading – Extra Questions Answers of Louis Pasteur Conqueror of Disease
16.How did Pasture find the treatment for the steers infection, Bacillus anthracis?
=Pasteur found the treatment of steers infection called Bacillus anthracis. He infused powerless germs of this sickness into the blood of the creature. It explained the side effects of the, then it recovered from the illness. He called it immunization.
17.What did Pasteur got to know about a cow?
= Pasteur realized that a cow could not have Anthrax twice.
18. What made many scientists angry?
=Pasteur kept thinking whether it would not be imaginable to make an affecting cattle. Even a man got sick with Bacillus anthracis so they won’t get it once more. He felt that was possible by giving the dairy animals to make them protected for what’s to come. This thought of giving creatures germs drove the researchers mad.
19.How did Pasteur find the strategy for making immunizations?
= Pasteur found the strategy for making immunizations by debilitating the germs. He infused powerless germs of the infection into the blood of the creature. It proofs a slight display of the infection then it recovered from the illness. He called it immunization.
20.How was Pasteur a preferable researcher over Jenner?
= Dr. Jenner found the way to fill smallpox but had no calculations about organisms.
Pasteur gave his life to this evaluation. He had the alternative to exhibiting the checking to immune and to find a way of moving it for sicknesses.
21. Explain the low demise rate among the soldiers of the War?
=The soldiers of the war got immune against diseases. To lower the rate of infection, even in annoying places. It was a never known honor for Pasteur’s work.
22.Which are the two laws mentioned?
=First law was a law of blood and death, forcing nations to be always ready for the battle.
The second law was a law of peace, work, and health, whose only aim is to deliver a man from the disasters
23.What is the supreme happiness he talks about?
=Pasteur was happy as he played a role in the progress and welfare of humanity.
24.How did Pasteur’s treat Hydrophobia. How did he save the patient from it?
= Pasteur found the treatment of the sickness called Hydrophobia or Rabies. It is a perilous infection. And, it’s due to the nibble of a frantic canine. Pasteur took the sensory tissue of a creature that had passed on of this illness. He debilitated these germs. Pasteur filled germs of the illness into the blood which got recovered. He treated the principal patient with Hydrophobia.
25.Is the title of the story appropriate? Justify.
= Yes, the title of the story is apt.
The complete story revolves around Pasteur’s attempt and fights with diseases. Pasteur is popular for developing the cycle, purification. Purification murders microorganisms and forestalls waste in the brew, milk, and different products.
Pasteur developed sanitization and immunizations. He found that sicknesses emerge from germs.
26.What did Pasture conclude?
=Pasteur developed antibodies for rabies and Bacillus anthracis. He found that infections emerge from germs.