Questions

Friction is caused by the ______________ on the two surfaces in contact.

What is the value of acceleration due to gravity at the centre of earth?

Which of the following is the cleanest source of energy?

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.

It is obviously wrong as the cost of school uniform, books and stationery, and transport, ________ all are under the monopoly of the school, are not included. ______________ private schools want additional money for special occasions like festivals, picnics, ______________ and projects. And they often recommend tuition for the children. None of this ______________ in this cost calculation. However, the family __________ this burden and these items add significantly to the revenue of private schools.

However, the family __________ this burden

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.

It is basic to a democracy that its citizens remain in harmony _______ one another. At the very least, they should _______ treat each other as enemies. Enmity is spreadonly by vested interests that hope to thrive _________ polarising citizens. The ______________ between professed love for the country and infecting the people with hatred remains ignored. There is no instance in history of the policy of ‘divide and rule’ _____________ people’s welfare.

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".

The realisation came when we noticed that our children (had becoming) too dependent on us.

In the following question, a word has been written in four different ways out of which only one is correctly spelt. Select the correctly spelt word.