(as environmental tools) P (for military purpose) Q (are finding various new uses the world’s) R (fastest computers initially conceived) S

The correct sequence should be

There is no reason (that life may exist) P (in great profusion) Q (why we should not be willing to think) R (in other worlds) S

The correct sequence should be

In the following items, each passage consists of six sentences. The first and the sixth sentence are given in the beginning as S1 and S6. The middle four sentences in each have been removed and jumbled up. These are labeled P, Q, R and S. You are required to find out the proper sequence of the four sentences and mark your response accordingly on the Answer Sheet.

S1 :There is no doubt that the rules governing imports, manufacture and the use of pesticides need to be further tightened up.
S6:At the same time, better pollution control measures are needed to check the discharge of poisonous gases and chemicals by a host of other industries which are equally responsible for poisoning our world.
P:But a more practical and feasible approach is required to tackle this problem.
Q:No one can deny the importance of pesticides in our agriculture.
R:The proposed amendment is an attempt at doing this, but in the process it seems to have gone overboard in most cases.
S:Even today, nearly a fourth of our crop is lost due to pests and weeds.

The proper sequence should be 

In the following items, each passage consists of six sentences. The first and the sixth sentence are given in the beginning as S1 and S6. The middle four sentences in each have been removed and jumbled up. These are labeled P, Q, R and S. You are required to find out the proper sequence of the four sentences and mark your response accordingly on the Answer Sheet.

S1 :Helen graduated in 1904with special honours in English.
S6:Here dress was torn and roses were snatched from her hat.
P:She was twenty-four years old.
Q:She was invited to the St. Louis Exposition in 1904 to awaken worldwide interest in the education of the deaf-blind.
R:But on Helen Keller Day the crowds got out of hand.
S:Requests were already flowing in for appearances and for magazine articles.

The proper sequence should be 

In the following items, each passage consists of six sentences. The first and the sixth sentence are given in the beginning as S1 and S6. The middle four sentences in each have been removed and jumbled up. These are labeled P, Q, R and S. You are required to find out the proper sequence of the four sentences and mark your response accordingly on the Answer Sheet.

S1 :The bureaucrat and the social worker are men of totally different orientations and styles of functioning.
S6:The world will be a better place to live in if they learn a little from each other.
P:The other is considered to be a man ever on the move.
Q:He is portrayed as a man fond of rules above all other things.
R:The one is regarded as given to sedentary habits, doing a lot of paper work.
S:Driven by an urge to help others he is impatient with red tape and unnecessary delays.

The proper sequence should be

Read each sentence to find out whether there is any grammatical error in it. The error, if any, will be in one part of the sentence. If there is no error, the answer is ‘No error’. (Ignore the errors of punctuation, if any.

In the following passage some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives.

Books are our ______ friends. They are our guides. We can learn everything from them. The books contain all the great ______ of the world's leaders and we can learn them by reading the books. The books help us find ______ to our questions. The books never fail us. We should read as ______ books as we can. But all books are not good. So we should ______ only good books. Books are our ______ friends.

In the following passage some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives.

Books are our ______ friends. They are our guides. We can learn everything from them. The books contain all the great ______ of the world's leaders and we can learn them by reading the books. The books help us find ______ to our questions. The books never fail us. We should read as ______ books as we can. But all books are not good. So we should ______ only good books.

the great ______ of our world.