Questions

The pH of a solutiion is 3. When its pH changes to 6, then H+ ion concentration

The uppermost layer over the earth's surface is called the ______.

In the following questions, 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.

Education is for life, not merely for a livelihood. As long as we are unmindful of this _____, the _____ of our educational curriculum as well as that of our _____ and students is likely to remain _____. It is not enough for a society to have experts. It needs human beings who can think, feel and act generously, the kind of people who cannot be replaced by computers and _____.

is likely to remain _____. It is not enough for a society to have experts.

In the following questions, one part of the sentence may have an error. Find out which part of the sentence has an error and click the button corresponding to it. If the sentence is free from error, click the "No error" option.

The doctor says that(A)/the patient will recover(B)/in few days(C)/No Error(D)

In the following question, out of the four alternatives, select the alternative which is the best substitute of the phrase.

Evening prayer in church

A sentence/a part of the sentence is underlined. Four alternatives are given to the underlined part which will improve the sentence. Choose the correct alternative and click the button corresponding to it. In case no improvement is needed, click the button corresponding to "No improvement".

If the sky is overcast, I take my umbrella with me.

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'.

The two children, (1)/ brother and sister, were onto (2)/ their way to school. (3)/No Error (4)

Why is weightlessness experienced while orbiting the earth in space ships ?