Which of the following bacterium causes crown gall disease in plants?
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Which of the following function is performed by the kidneys in the human body?
Which of the following is not correctly matched?
Ajanta and Ellora caves are situated in which state of India?
Which of the following enzymes is responsible for RNA synthesis?
The enzyme that is mainly responsible for RNA synthesis is known as RNA polymerase.
Out of the four alternatives, choose the one which can be substituted for the given words/sentences and click the button corresponding to it.
A place where soldiers live
Four words are given, out of which only one word is spelt correctly. Choose the correctly spelt word and click the button corresponding to it.
A Sonar of a ship sends sounds waves of speed 1600 m/s. These waves are reflected back by the ocean floor in 4 seconds. Find the depth (in m) of the ocean floor.