Choose the word that best fits the meaning of the sentence as a whole.

It  -------- been estimated that there may be many millions of species of plants, insects and micro organisams still undiscovered in tropical rainforests.

Choose the word that best fits the meaning of the sentence as a whole.

Josephine was elated because the doctor confirmed the news -------  her pregnancy.

Choose the word that best fits the meaning of the sentence as a whole.

Elephants are the largest living land animals ----- earth today.

Choose the word that best fits the meaning of the sentence as a whole.

Rachna liked her room to be exactly the way she left it and she would ------ allow anyone to touch her things.

Choose the word that best fits the meaning of the sentence as a whole.

Rohit ------ a huge library and has a large collection of books in it.

Read each sentence to find out whether there is any grammatical 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), i.e. 'No Error'. (Ignore errors of punctuations, if any.)