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 –

Select the wrongly spelt word.

Select the correctly spelt word in the following options.

Direction: In the question a sentence has been given in Active/Passive Voice. Out of the four alternatives suggested, select the one which best expressed the same sentence in Passive/Active Voice and mark your answer in the Answer Sheet.

He plants a mango tree.

In the following sentence found out whether there is any error in any part of the sentence. If there is error mark your answer letter corresponding to that part a,b,c or d.If there is no error mark your answer ‘e’.

India is(a) /one of the leading(b) /film producing country(c) /in the world(d).

In the following question, some part of the sentence may have errors. Find out which part of the sentence has an error and select the appropriate option. If a sentence is free from error, select 'No Error'

Mrs. Varun (a)/ not only stopped coming (b)/ here but also going to any place (c)/ which is related to her past tragedy. (d)/ No error (e)

In these questions read each sentence to find out whether there is any error in it. If there is no error, the answer is (D).

I want (A)/that you should (B)/ perform well.(C)/ No error(D).

As he proved inefficient the company ____ him.