Match the correct Memory units.
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The relative density of a substance is the ____.
Organs having different structure and components but perform similar functions are called ______.
The relative humidity of a region is low when :
Valency of an element depends on which of the following?
I. Number of losing electron
II. Number of gaining electron
III. Number of sharing electron
The process of transferring of charge from a charged object to the earth is called ______________.
Plaster of Paris ______.
I. changes into gypsum on mixing with water
II. is CaSO4.2H2O
III. is used for decoration
The movement of water molecules through the plasma membrane is called ______.