Questions

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

Evil twin

Which of the following elements replaced eka-Aluminium in Mendeleev's Periodic table?

A commodity market has a _________ structure, if there is one seller of the commodity, the commodity has no substitute, and entry into the industry by another firm is prevented.

If hiring an extra worker increases a factory's output from 1000 to 1200 units per day, but the factory has to reduce the price of its product from Rs. 25 to Rs. 24 per unit to sell the additional output, the marginal revenue product of the last worker is

"Residex Index" is associated with which of these?

The word development in economics pertains to

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 appropriateoption. If a sentence is free from error, select 'No error'.

My sister-in-laws (1)/ who lives in Kolkata (2)/ have come to stay with us. (3)/ No Error (4)

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: The main cause of global warming is the human being's careless activities.
Q: There are many causes of the global warming which affects human lives and health in many aspects.
R: Fossil fuels burning for many reasons are highly responsible to increase global warming.
S: Ever increasing human population is demanding more resources to live easy and healthy life such as land to live and for crop cultivation, technological growth for comfort and to deal with increasing temperature of atmosphere, etc.