Bulb is a modification of which part of a plant?
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A deep crack in a glacier is called
A curved mirror where the reflecting surface is curved inwards is called a
Harmful bacteria in potable water make the water
CuO + H2 ---> Cu + H2O. This equation is an example of
There are 15 protons and 22 neutrons in the nucleus of an element. What is its mass number?
How many groups and periods are present in the Modern Periodic Table?
Which city is located on the banks of the river Alaknanda?