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Question 1
Suspended colloidal particles in the water can be removed by the process of :
Question 2
The temperature of boiling water in a steam engine may be high because :
Question 3
Biodegradable wastes can usually be converted into useful substances with the help of
Question 4
The hottest part of the gas flame is known as
Question 5
Which of the following scientist discovered oxygen?
Question 6
Ceramic magnets are made from the oxides of ________.
Question 7
Red Ink is prepared from
Question 8
What is the reaction between an acid and a base called?
Question 9
What is the process of melting also called?
Question 10
Curd should not be kept in ______ containers.
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Dec 9SSC & Railway
