Question
Which of the following is correct regarding isobars?
I. They have different atomic numbers II. The have same mass numbersSolution
Isobars have different atomic numbers because they have different numbers of protons. They have the same atomic mass because they have just enough neutrons to make the same total of nucleons.
Example of C4 weed is
Gully erosion is an advance stage of ?
When rain falls on any material on ground having subfreezing temperatures and freezes into sheet or coating ice then it is known as:
Growing crops and raising live stock to meet family need is called:
Estimates of National Income in India are annually prepared by:
Seeds which cannot be successfully stored for long periods are known asÂ
The particle size of "clay" is -
Which of the following chemical is used to break the dormancy of potato seeds?
The properties of Neem pesticides is generally referred to Â
Annidation is referred as:
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