Questions

Which type of epithelial tissue allows transportation of substances through a selective permeable surface in the lining of food vessels or lung alveoli?

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

The old man said to me, "Life has taught me some hard lessons."

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.

Galileo was the first scientist to recognize clearly that the only way to further our understanding of the physical world was to______ to experiment.

Which of the following is present in the centre of a flower?

An increase of 1% per annum in the rate of growth of the money supply will increase inflation in the long run by _______.

Which of the following salts is acidic in nature?

Who took over as the new CEO of IT giant Infosys at the beginning of 2018?

All of the following are true about ecosystems except