Questions

I go on four legs in the morning, on two legs at noon, and on three legs in the evening. What am I?

A person should consume more of something when its marginal cost

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 :Iguanodon was one of the first dinosaurs to be scientifically described.
S6:This quadrupedal dinosaur lived about 70 million years ago and its fossils are found in many parts of England, Europe, Asia and North Afrcia.
P:These teeth formed a dental battery in which replacing teeth were constantly growing.
Q:The fore limbs were slightly larger than other members of its group known as Ornithischia.
R:Ithad numerous teeth in the sides of the jaws, arranged in rows.
S:It was about 40 feet in length.

The proper sequence should be 

In the following question, the sentence given with blank to be filled in with an appropriate word. Select the correct alternative out of the four and indicate it by selecting the appropriate option.
I settled ______ Canada last year.

In the following question, out of the given four alternatives, select the one which is opposite in meaning of the given word.

Quash

In the following question, a word has been written in four different ways out of which only one is correctly spelt. Select the correctly spelt word.

The atomic power station in Rajasthan is situated at:

In the following question, out of the four alternatives, select the alternative which best expresses the meaning of the idiom/phrase.

The best of both worlds