Questions

What is the pH value of human blood?

Ammonium nitrate, on thermal decomposition, produces :

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 it by selecting the appropriate option.

There is now a reasonably ______ body of evidence suggesting that, even from the most rigorous scientific perspective, unselfishness and concern for others are not only in our own interests but also, in a sense, innate to our biological nature.

In which of the following countries militants killed more than 230 people attacking at a mosque on 24th November, 2017?

Which of the following is a characteristic of an exothermic reaction?

Ozone hole is caused by chemicals like _____.

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.

Starting late-2014, scientists of the National Aeronautics and Space Administration (NASA) working _______ satellite data tracking the rift found that the defect in the Larsen C was growing _________. By 2016 the crack became 70 miles long and 300 feet ________. By January 2017 it measured 109 miles in length and 1,500metres in breadth. On July 12, it broke. The broken shelf, now __________ official iceberg, was massive, indeed the ____________-ever such iceberg, weighing 1.1trillion tons and measuring 2,200 square miles.

Administration (NASA) working _______ satellite data tracking

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".

They are giving something back to the planet that (being defiled) every day in a thousand ways.