Questions

Ice floats on water because its density is

The number of valence electrons in an atom of Phosphorous is

Debugging is the process of

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.

Left to itself, then, attention _____________ obeys natural laws and follows the line of least resistance. _______________ far the larger portion of our attention is of this type. Thought often runs on hour after hour when we are neither conscious of effort _____________ struggle to compel us to cease thinking about this thing and begin thinking about _________. Indeed, it may be doubted ___________ this is not the case with some persons for days at a time, instead of hours. The things that present themselves to the mind are the things which occupy it; the character of the thought is determined by the character of our interests.

be doubted ___________ this is not the case

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 itby selecting the appropriate option.

She will surely pass if she ______ harder.

The energy released at the end of digestion is in the form of

The nation-wide campaign 'Operation Smile' is related to

Which of the following salts is acidic in nature?