Questions

Except Helium, all noble gases have how many electrons in the outermost shell?

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: E-waste is valuable as a source of secondary raw material.
Q: But it is also toxic if disposed of improperly.
R: When we talk about recycling household and work place things, we tend to ignore or are less aware of how to deal with the electrical and electronic waste (sometimes called e-waste).
S: Due to rapid technology change, obsolescent items have created a fast growing mass of electronic waste around the globe.

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

My father is going to build a six bedroom bungalow.

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 appropriate option. If a sentence is free from error, select 'No error'.
I finished my household chores (1)/ before he reached (2)/ to my place after so long. (3)/ No Error (4)

Sphalerite is an ore/mineral of

In economic equilibrium _____

The study of Cells is also known as

Which one of the following Articles of the Constituent of India down that no citizen can be denied the use of wells, tanks and bathing Ghats maintained out of State funds?