Questions

In the modern periodic table, which of the two periods contain 8 elements each?

If quantity of good X demanded increases from 4000 units to 5000 units when price of good Y increases from Rs 75 to Rs 90, find Arc Cross elasticity of demand?

The question below consists of a set of labelled sentences. These sentences, when properly sequenced form a coherent paragraph. Select the most logical order of sentences from among the options

P: Very seldom do we actually go out and do something, which is beneficial to the society without thinking of our own side benefit of it.
Q: This is something that we have been falling short of.
R: Every society must develop in its people a social responsibility.
S: We are very individualistic and don’t relate ourselves to our society as such.

Name the Russian chemist who stated that the properties of elements are a periodic function of their atomic masses?

In the following question, out of the four alternatives, select the alternative which will improve the bracketed part of the sentence. In case no improvement is needed, select "no improvement".

We (have been) away for a long time, you know, and so we're anxious to get home again.

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

A bad patch

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.

_______________ the course of the development of different life-forms heredity—which, in plain English, is unconscious memory generated in the first life-form and ______________ through all the different species—is the sole factor in the ____________ of the parent properties; while adaptation to surrounding conditions and circumstances, natural selection in the struggle _____________ existence, and partner selection in the struggle of the males for ____________ are the principal factors in the differentiation of species.

natural selection in the struggle _____________ existence, and partner selection

In the following question, a sentence has been given in Direct/Indirect speech. Out of the four alternatives suggested, select the one which best expresses the same sentence in Indirect/Direct speech.

The groom said to the bride, "I will take good care of you."