12th Class English Ch 2 Using the Scientific Method Short Question Answer

Today babies are born in hospitals. They do not get diseases. We eat fresh food and drink pure water. We live a clean life. All these things help us in our fight against diseases.

Today our city streets are clean and paved. Dirty water flows in sealed pipes. While a hundred years ago the street were unpaved and dirty. The garbage was thrown into the streets.

The sanitary conditions in our villages are not good. Dirty water flows in open drains. The streets are narrow and unpaved. We should set up a department of sanitation in every village to better the sanitation.

Science has helped us in the production and preservation of food. Now machines are used in ploughing sowing and harvesting. To preserve we use the methods of freezing dehydration pickling grading drying canning.

Our forefathers were afraid of black cats broken mirrors and the number 13 Now we know that there is a reason behind every happening. Therefore we are less fearful than our forefathers.

The scientific method has changed our thinking. We know that there is a reason behind every happening. Therefore we are not afraid of the old fears.

Astrology is the knowledge of stars. In the past it was belived that the stars and their movement influenced the lives of people. Therefore astrology played a vital role in the lives of people.

Some people do not start their journey on certain days. Some people cut off their journey if a cat crosses their way. It is believed that a guest will come if a crow crows on the wall of a house. Superstitions like these cause undue fear.

The scientific method had helped us in maintaining health the production and preservation of foods the building of our homes and the improvement in communication and transportation. It has improved our eating habits.

It has changed the ways of our living. Rather it has changed people themselves. It has created awareness. It has changed people’s attitude. It can better explain strange and mysterious happenings.

We can better explain strange happenings. We are less fearful than our fathers. We have become more critical in our thinking than our ancestors.

They were yellow fever malaria typhus cholera typhoid fever and even influenza.

In the past life was most uncertain because man had to face many diseases throughout his life. A person who lived more than thirty years was considered to be lucky.

Today they do not catch diseases because the babies are born in the hospitals where there is little chance of getting any disease. Young people are treated of all the diseases successfully.

Today a person is expected to live more than seventy years. So to say more than thirty year have been added to the expected length of man’s life. It is because the scientific method prevents as well as cures the diseases.

The city streets were narrow unpaved and poorly drained. The heaps of garbage and outdoor toilets were common. Sometime human waste drained into the wells of drinking water.

Today the city streets are paved clean and well drained. There are no heaps of garbage there. Disposal of sewage is a remarkable aspect of cleanliness today.

Water was brought bucketful for household use. It had to be carried from long distances. Therefore it was used carefully for bathing and cleaning purposes. Often it carried disease-producing germs.

Today towns and cities have water systems that provide enough water for daily use. The supply is usually sufficient to meet the needs of increasing population water is supplied through pipe lines or aqueducts.

Many changes have taken place in our eating habits. We have learned that it is useful to eat many kinds of food. We have learned how to provide ourselves with many kinds of food throughout the year.

The people in the past could not eat variety of food throughout the year. They could eat what they got from their own fields and gardens only in the growing season. People living in cold climate could not get fresh food to eat during winter.

In the past women preserved vegetables and fruits by canning pickling and drying. They preserved meat by salting drying freezing in cold water.

Superstitions are in fact false fears. Superstitious people believe in signs of good or of bad luck. They feel protected by certain conditions or things. A person who believes in charm feels comfortable by wearing it.

Superstitions are in fact false fears. Superstitious people believe I signs of good or bad luck. Their lives are generally influenced by such signs. In this way superstitions still exist. But now such people are few in number. Science has made people open minded. Now they are willing to look for new truths.

In the past people believed in the signs of good or bad luck. They were afraid of evil spirits black cats broken mirrors and the number 13.

Science has rejected superstitions. It tells us that there is always some natural reason for every happening. Now people do not fear evil spirits black cats broken mirror and the number 13.

Astrology and fortune telling are still practiced but they do not influence the lives of as many people as they did in the past.

In the past people believed in the signs of good or bsd luck. They believed that diseases were caused by evil spirites. They were afraid of black cats broken mirrors and the number 13.

Science has made people open minded. It tells us that there is always some natural reason for every happening. Now people have rejected old superstitions. Now they are willing to look for new truths. They have changed their old ideas because of new discoveries. Now they do not accept the conclusions as final.