Questions

Which of the following forms a base pair with thymine?

Who discovered the ABO blood group system?

The amount of BaSO4 formed on mixing an aqueous solution of 2.08 gm of BaCl2 and excess of dilute H2SO4 is ___.

(atomic weights : Ba = 137, Cl = 35.5, S = 32, O = 16)

Pneumonia affects which of the following organs of human body?

Which of the following is a major river in Bangladesh which is also the main distributary of the Ganges?

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

Made or done in the traditional or original way

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".

I (has failed) in my eleventh grade chemistry paper.

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 constable said, "I saw a bullet mark here."