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Lesson 5 | Louis Pasteur all questions and answers | Class 8 | SCERT
(a) What happened one day while Louis Pasteur was playing with his friends?
Answer: One day Louis Pasteur was playing with his friend in Abois, a small town in France. Suddenly he saw a man running towards him, the man was very scared. Seeing him Louis Pasteur asked him what the reason was, he told him that a mad wolf from the mountain has bitten someone.
(b) What does rabies cause in human beings?
Answer: Rabies causes inflammation in human beings. Anyone with rabies go mad and die.Human beings or animals get the virus when they are bitten or scratched by animals with rabies.
(c) What experiment did Pasteur conduct on rabbits?
Answer: Louis Pasteur wanted to find a cure for the deadly disease, so he was doing experiments on rabbit and after many years of experimenting on rabits, he finally found the deadly virus that causes rabies.
(d) Who was Pasteur’s first human patient? Was his treatment successful?
Answer: Louis Pasteur’s first human patient was a young school boy, who was bitten by a mad dog while returning from school.
Yes the boy responded to Pasteur’s treatment, the treatment was successful and this new method of treatment of rabies made Pasteur famous all over the world.
(e) Where and when did the French government establish the Pasteur Institute? What is it famous for?
Answer: In 1888, the French Government founded the pasteur institute in Paris. This institute is dedicated and famous for the study of biology,diseases and Vaccines.
2. You must have noticed that the lesson has many words related to diseases. Read the lesson carefully and note down all these words in the word web below. One has been done for you.
3. Here are five friends sharing information about diseases. Complete their dialogues with information from the lesson.
a) Puja, “Beware of animal bites as Human Beings get the virus when they are bitten or scratched by animals with rabies.”
b) Rohan, “Measles is a deadly disease. It can lead to intellectual disability.”
c) Pushpa, “Rubella infection can lead to ear infection or inflammation of the brain.”
d) Juman, “The Anopheles mosquito Cause malaria in humans in endemic areas.”
4. Do you know what a flowchart is? It is a diagram that shows how one thing leads to the next. Read the lesson once again and complete the flowchart to show the chain of events. The first entry has been inserted for you.
Sunbeam English Reader Class 8 Chapter 5
5. Here are some sentences from the lesson.
A Man came running towards Louis Pasteur. The man was very frightened. “What is the matter?” Louis asked him. Someone has been bitten by a mad wolf from the mountain.
Look at the words printed in italics.
Can you recall which grammatical structure is represented by the words in italics? Fill in the blank spaces provided below to give the answer.
The words printed in italics are in the P A S S I V E voice.
By changing the verb forms, the sentence can also be written in the following way:
(a) A mad wolf from the mountain has bitten someone.
This sentence is in the A C T I V E voice.
Now, read the lesson and find out other sentences in Active voice. Reframe these sentences if necessary. Then convert them into their passive forms.
6. (a) Let’s learn some tense forms:
We use the Simple Present tense
(i) to express universal truth:
Animals with rabies grow mad.
(ii) to express habitual or repeated action:
Louis Pasteur plays with his friends.
(iii) to indicate situations that are permanent:
He works in the institute.
6. (b) We use the Present Continuous tense to express an action that is presently going on:
He is working on his experiment.
6. (c) Now complete these sentences using the Simple Present or the Present Continuous forms of the verbs in brackets:
(i) We play football in the afternoon. (play)
(ii) The sun rises in the east. (rise)
(iii) Don’t make a noise; the baby is sleeping. (sleep)
(iv) Someone is knocking at the door; can you hear it? (knock)
(v) The man is running towards the bus. (run)
(vi) The bus usually comes at 8 o’clock. (come)
(vii) He is preparing for an engineering entrance examination. (prepare)
(viii) He is learning German. (learn)
7. (a) We use the Simple Past tense
(i) to talk about an action that has already taken place, e.g.
This method of treatment of rabies made Pasteur famous all over the world.
(ii) to show a series of completed actions, e.g.
He injected the boy with the virus and kept him under watch.
7. (b) We use the Past Continuous tense:
(i) to express an action that is presently going on:
to refer to an action that was going on for a certain period of time in the past, e.g.
One day, a boy called Louis Pasteur was playing with his friends.
(ii) to show that something happened while another action was going on, e.g.
Many years later, when he was experimenting on rabbits, he found the deadly virus that causes rabies.
7. (c) Let’s see how much you have understood. Complete these sentences using the Simple Present or the Present Continuous forms of the verbs in brackets:
(i) Louis Pasteur died in 1895. (die)
(ii) Pasteur knew that the mad wolf was suffering from rabies. (suffer).
(iii) When I reached his house, he was having lunch. (have)
(iv) I arrived last evening. (arrive)
(v) The boys were playing football when it suddenly began to rain. (play)
8. Imagine you are the young boy who was bitten by the mad dog. You are telling your friends what happened when you were coming home from school. Fill in the gaps in the passage below with correct forms of the verbs to complete your story.
Yesterday I was returning from school alone.On the way, I saw a group of boys around a dog. The dog seemed to be mad, and the boys were throwing stones at it. This made the dog angry and frightened. The dog began to bark angrily. The boys found this very funny and they hit the dog with a stick. I was standing nearby quietly. Suddenly the dog rushed at me and bit me.I shouted to the boys to help me. But they ran away. The dog was so angry that it would not let me go of my leg.Finally, three men from a nearby shop came out and chased the dog away.
9. Here are a few words from the lesson. See if you can match the words to their meanings:
a) Scared – to be frightened of something or afraid that something bad might happen.
b) Scratched – When the skin is cut or damaged slightly with something sharp, such as nails.
c) Ailing – sick and not improving.
d) Virus – A living thing, too small to be seen without a microscope, that causes infectious diseases.
e) Micro-organism – A very small living thing that you can only see under a microscope.
10. Look at the pictures given below. Write sentences in the boxes using words from the lesson to describe the pictures.
A) A mad dog is chasing young boy
B) He was bitten by a mad dog.
C) Doctor injected the boy with the virus and kept him under watch.
D) The boy responded to Doctor’s treatment.
11. Look at the following sentences. They are in Direct Speech. Imagine you are reporting the conversation to someone. Rewrite the sentences in Indirect/Reported Speech.
a) “What is the matter?” Louis asked him.
Louis asked him what the matter was.
b) “Can you save my son?” the woman asked Louis.
The woman asked Louis if he could save her son.
c) “I’ll do whatever I can”, said Louis to the boy.
Louis told the boy that he would do whatever he could.
12. Work in groups. Make a poster (using pictures and captions) to create public awareness of what happens when mosquitoes and animals bite. Remember to mention the (i) Diseases, (ii) Their prevention and (iii) Their cure.
13. Mamu was trying to write about Florence Nightingale for her school magazine on the occasion of World Health Day. Let’s see how prepared to write it:
14. Read the definiton given below:
A Proverb is a well-known phrase or sentence that gives advice or says something that is generally true.
Some Examples of Proverbs are-
Absence makes the heart grow fonder.
An apple a day keeps the doctor away.
The most important function of proverbs is to teach people good morals. They often contain advice, with the purpose of teaching wisdom to common people. Since proverbs are usually metaphorical and indirect, they allow writers to express their advice in a less harsh way.
Pick out the proverbs from the list given below:
(a) A white elephant
(b) Crocodile tears
(c) All that glitters is not gold.
(d) Every clouds has a silver lining.
(e) Early to bed and early to rise makes a man healthy, wealthy and wise
(f) A Black sheep
Now, read the lessons carefully. Then, using the text as the basis, in groups discuss and prepare a speech on the following proverbs:
Prevention is Better than cure.
Remember to prepare the speech from the perspective of maintaining good health. The group leader or any other member choosen by the group will then present the speech before the class. The class will vote for the bestr speech among the groups. The teacher will suggest necessary improvements to the groups.
The speech voted to be the best by the class will then be made before the nmorning assembly of the school.
15. Prepare a quiz on the lesson Louis Pasteur.
16. Fun with sounds: Practise saying this tongue twister as fast as you can.
Four Frenchmen from France fried forty-five flying fish that fly faster than flat flying fleas.
Now, in pairs, make a tongue twister using information from the lesson, and make your friends say it for fun.
17. Refer to a dictionary or your text and give two examples of adjectives with the following prefixes or suffixes.
 |
| Louis Pasteur all Questions and answers |
Sunbeam English Reader Class 8 Chapter 5 Louis Pasteur all questions answers
Louis Pasteur All questions & answer
1. ANSWER THE FOLLOWING QUESTIONS TO CHECK YOUR UNDERSTANDING:(a) What happened one day while Louis Pasteur was playing with his friends?
Answer: One day Louis Pasteur was playing with his friend in Abois, a small town in France. Suddenly he saw a man running towards him, the man was very scared. Seeing him Louis Pasteur asked him what the reason was, he told him that a mad wolf from the mountain has bitten someone.
(b) What does rabies cause in human beings?
Answer: Rabies causes inflammation in human beings. Anyone with rabies go mad and die.Human beings or animals get the virus when they are bitten or scratched by animals with rabies.
(c) What experiment did Pasteur conduct on rabbits?
Answer: Louis Pasteur wanted to find a cure for the deadly disease, so he was doing experiments on rabbit and after many years of experimenting on rabits, he finally found the deadly virus that causes rabies.
(d) Who was Pasteur’s first human patient? Was his treatment successful?
Answer: Louis Pasteur’s first human patient was a young school boy, who was bitten by a mad dog while returning from school.
Yes the boy responded to Pasteur’s treatment, the treatment was successful and this new method of treatment of rabies made Pasteur famous all over the world.
(e) Where and when did the French government establish the Pasteur Institute? What is it famous for?
Answer: In 1888, the French Government founded the pasteur institute in Paris. This institute is dedicated and famous for the study of biology,diseases and Vaccines.
2. You must have noticed that the lesson has many words related to diseases. Read the lesson carefully and note down all these words in the word web below. One has been done for you.
 |
| Louis Pasteur Class 8 Lesson 5 |
3. Here are five friends sharing information about diseases. Complete their dialogues with information from the lesson.
a) Puja, “Beware of animal bites as Human Beings get the virus when they are bitten or scratched by animals with rabies.”
b) Rohan, “Measles is a deadly disease. It can lead to intellectual disability.”
c) Pushpa, “Rubella infection can lead to ear infection or inflammation of the brain.”
d) Juman, “The Anopheles mosquito Cause malaria in humans in endemic areas.”
4. Do you know what a flowchart is? It is a diagram that shows how one thing leads to the next. Read the lesson once again and complete the flowchart to show the chain of events. The first entry has been inserted for you.
 |
| Louis Pasteur Class 8 Questions Answers |
Sunbeam English Reader Class 8 Chapter 5
5. Here are some sentences from the lesson.
A Man came running towards Louis Pasteur. The man was very frightened. “What is the matter?” Louis asked him. Someone has been bitten by a mad wolf from the mountain.
Look at the words printed in italics.
Can you recall which grammatical structure is represented by the words in italics? Fill in the blank spaces provided below to give the answer.
The words printed in italics are in the P A S S I V E voice.
By changing the verb forms, the sentence can also be written in the following way:
(a) A mad wolf from the mountain has bitten someone.
This sentence is in the A C T I V E voice.
Now, read the lesson and find out other sentences in Active voice. Reframe these sentences if necessary. Then convert them into their passive forms.
6. (a) Let’s learn some tense forms:
We use the Simple Present tense
(i) to express universal truth:
Animals with rabies grow mad.
(ii) to express habitual or repeated action:
Louis Pasteur plays with his friends.
(iii) to indicate situations that are permanent:
He works in the institute.
6. (b) We use the Present Continuous tense to express an action that is presently going on:
He is working on his experiment.
6. (c) Now complete these sentences using the Simple Present or the Present Continuous forms of the verbs in brackets:
(i) We play football in the afternoon. (play)
(ii) The sun rises in the east. (rise)
(iii) Don’t make a noise; the baby is sleeping. (sleep)
(iv) Someone is knocking at the door; can you hear it? (knock)
(v) The man is running towards the bus. (run)
(vi) The bus usually comes at 8 o’clock. (come)
(vii) He is preparing for an engineering entrance examination. (prepare)
(viii) He is learning German. (learn)
7. (a) We use the Simple Past tense
(i) to talk about an action that has already taken place, e.g.
This method of treatment of rabies made Pasteur famous all over the world.
(ii) to show a series of completed actions, e.g.
He injected the boy with the virus and kept him under watch.
7. (b) We use the Past Continuous tense:
(i) to express an action that is presently going on:
to refer to an action that was going on for a certain period of time in the past, e.g.
One day, a boy called Louis Pasteur was playing with his friends.
(ii) to show that something happened while another action was going on, e.g.
Many years later, when he was experimenting on rabbits, he found the deadly virus that causes rabies.
7. (c) Let’s see how much you have understood. Complete these sentences using the Simple Present or the Present Continuous forms of the verbs in brackets:
(i) Louis Pasteur died in 1895. (die)
(ii) Pasteur knew that the mad wolf was suffering from rabies. (suffer).
(iii) When I reached his house, he was having lunch. (have)
(iv) I arrived last evening. (arrive)
(v) The boys were playing football when it suddenly began to rain. (play)
8. Imagine you are the young boy who was bitten by the mad dog. You are telling your friends what happened when you were coming home from school. Fill in the gaps in the passage below with correct forms of the verbs to complete your story.
Yesterday I was returning from school alone.On the way, I saw a group of boys around a dog. The dog seemed to be mad, and the boys were throwing stones at it. This made the dog angry and frightened. The dog began to bark angrily. The boys found this very funny and they hit the dog with a stick. I was standing nearby quietly. Suddenly the dog rushed at me and bit me.I shouted to the boys to help me. But they ran away. The dog was so angry that it would not let me go of my leg.Finally, three men from a nearby shop came out and chased the dog away.
9. Here are a few words from the lesson. See if you can match the words to their meanings:
a) Scared – to be frightened of something or afraid that something bad might happen.
b) Scratched – When the skin is cut or damaged slightly with something sharp, such as nails.
c) Ailing – sick and not improving.
d) Virus – A living thing, too small to be seen without a microscope, that causes infectious diseases.
e) Micro-organism – A very small living thing that you can only see under a microscope.
10. Look at the pictures given below. Write sentences in the boxes using words from the lesson to describe the pictures.
A) A mad dog is chasing young boy
B) He was bitten by a mad dog.
C) Doctor injected the boy with the virus and kept him under watch.
D) The boy responded to Doctor’s treatment.
11. Look at the following sentences. They are in Direct Speech. Imagine you are reporting the conversation to someone. Rewrite the sentences in Indirect/Reported Speech.
a) “What is the matter?” Louis asked him.
Louis asked him what the matter was.
b) “Can you save my son?” the woman asked Louis.
The woman asked Louis if he could save her son.
c) “I’ll do whatever I can”, said Louis to the boy.
Louis told the boy that he would do whatever he could.
12. Work in groups. Make a poster (using pictures and captions) to create public awareness of what happens when mosquitoes and animals bite. Remember to mention the (i) Diseases, (ii) Their prevention and (iii) Their cure.
13. Mamu was trying to write about Florence Nightingale for her school magazine on the occasion of World Health Day. Let’s see how prepared to write it:
14. Read the definiton given below:
A Proverb is a well-known phrase or sentence that gives advice or says something that is generally true.
Some Examples of Proverbs are-
Absence makes the heart grow fonder.
An apple a day keeps the doctor away.
The most important function of proverbs is to teach people good morals. They often contain advice, with the purpose of teaching wisdom to common people. Since proverbs are usually metaphorical and indirect, they allow writers to express their advice in a less harsh way.
Pick out the proverbs from the list given below:
(a) A white elephant
(b) Crocodile tears
(c) All that glitters is not gold.
(d) Every clouds has a silver lining.
(e) Early to bed and early to rise makes a man healthy, wealthy and wise
(f) A Black sheep
Now, read the lessons carefully. Then, using the text as the basis, in groups discuss and prepare a speech on the following proverbs:
Prevention is Better than cure.
Remember to prepare the speech from the perspective of maintaining good health. The group leader or any other member choosen by the group will then present the speech before the class. The class will vote for the bestr speech among the groups. The teacher will suggest necessary improvements to the groups.
The speech voted to be the best by the class will then be made before the nmorning assembly of the school.
15. Prepare a quiz on the lesson Louis Pasteur.
16. Fun with sounds: Practise saying this tongue twister as fast as you can.
Four Frenchmen from France fried forty-five flying fish that fly faster than flat flying fleas.
Now, in pairs, make a tongue twister using information from the lesson, and make your friends say it for fun.
17. Refer to a dictionary or your text and give two examples of adjectives with the following prefixes or suffixes.
 |
| Louis Pasteur Answers SCERT ASSAM |
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