There are three main groups of oils-animal, vegetable and mineral. Great quantities of animal oil come from whales, creatures of the sea, which are the largest of the animals remaining in the world. To protect the whales from the cold of the Artic seas, nature has provided them with a thick covering of fat, called blubber. When the whale is killed, the blubber is stripped off and boiled down. It produces a great quantity of oil which can be made into food for human consumption. A few other creatures yield oil, but none so much as the whale. The livers of the cod and halibut, two kinds of fish, yield nourishing oil. Both cod liver oil and halibut oil are given to sick children and other invalids who need certain vitamins. 
Vegetable oil has been known from very old times. No household can get on without it, for it is used in cooking. Perfumes may be made from the oils of certain flowers. Soaps are made from eatable and animal products and the oils of certain flowers. 

The main source of animal oil, is –

In each of the following questions, sentences are given with blanks to be filled in with an appropriate word (s). Four alternatives are suggested for each question. Choose the correct alternative out of the four and indicate your choice for the correct answer.

A large crowd used to…………..to listen to his speech.

Directions (Q .121 - 125 ): Read each sentence to find out whether there is any . grammatical error or idiomatic error in it. The error, if any, will be in one part of the sentence. The number of that part is the answer. If there is ' No error the answer is (5). (Ignore errors of punctuation if any).

Ajay was adamant ( 1 ) / on finishing work before leaving ( 3 ) / by the day . ( 4 ) / No error ( 5 ) 

In the question a sentence has been given in Direct/Indirect. Out of the four alternatives suggested, select the one which best expresses the same sentence in Indirect/Direct and mark your answer in the Answer Sheet.

I warned her that I could no longer tolerate her coming late. 

Directions : In these questions , a part of the sentence is given in bold . Below are given alternatives to the bold part at (A) , (B) and (C) which may improve the sentence . Choose the correct alternative . In case no improvement is needed you answer is (D ) .

He both won a medal and a scholarship. 

In the following questions, a part of the sentence is printed in bold. Below are given alternatives to the bold part at (a), (b) and (c) which may improve the sentence. Choose the correct alternatives. In case no improvement is needed, your answer is (d).

Geometry and Drawing is more easier than Geography and Social Studies.

Direction: - In these questions read each sentence to find out whether there is any error in it. the error, if any will be in one part of the sentence. The number of that part is the answer. If there is no error, the answer is (D). (Ignore errors of punctuation, if any.)

I whistled thrice (A)/ with full might and raise my arms (B)/ towards the sky. (C)/ No Error (D)