Questions

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

The pH value increase from 7 to 14 represents a

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: We may see alcohol and tobacco advertisements everywhere, on television, in newspaper, on street ads card etc.
Q: But we know the truth is alcohol and cigarette are harmful for people’s health and sometimes it may bring bad effects to self-impression.
R: Alcohol ads usually create several feints to tell people that alcohol is good for people and induce people to drink.
S: On the other hand, the malign influence of advertisements shows smoking as something "cool".

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.

Worldwide, journalism and the news industry are struggling, in this digital age, to ________________ their relevance and value under profoundly changed and _________________ circumstances. In response ________________ the challenge, a strong view is forming within the profession that one way to ensure that the activities that __________________ journalism will continue to matter is to hone, strengthen, and develop its professional capabilities to perform certain __________________ tasks.

develop its professional capabilities to perform certain __________________ tasks.

If the cost price of 20 books is the same as selling price of 25 books, then the loss percentage is

Women's Doubles World Champions for 2015 announced by International Tennis Federation are

Which of the following places presents the oldest evidence of Neolithic Era?

Which former Indian cricket player has taken charge as the Indian cricket team's head coach in 2017?