In autotrophic bacteria, where is chlorophyll located?
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Which is the capital of Vietnam?
Anemometer is an instrument meant for measuring __________
The numerical value of a physical quantity is its _______________.
Economic Survey of India is published by
An object with a mass of 22 kg moving with a velocity of 5 m/s possesses a kinetic energy of :
For photoelectric effect to take place, the metal used as the cathode should have_________
If a body is moving on a circular path, what is its average velocity if it completes one cycle in one second?