For the following questions answer them individually
Asterias (Star fish), Echinus (Sea urchin), Antedon (Sea Lily) are all examples of which Phylum?
During uniform motion of an object along a straight line, the ________ remains constant with time.
A few organisms can tolerate and thrive in a narrow range of temperatures. Such organisms are called ___________.
____________ scheme was launched by the Central Government in the state of Bihar to provide clean water of the Ganges to domestic areas via postal services.
