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Everyday Science MCQs — Test 24

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Question 1
Ruby is an oxide of__________?
Question 2
First Atomic theory was proposed by?
Question 3
Air contains maximum amount of__________?
Question 4
The alcohol used in the preparation of dynamite is________?
Question 5
The element used in lead pencils is__________?
Question 6
Epsom salt is chemically known as_________?
Question 7
Calcium sulphate is known as__________?
Question 8
Oil of vitriol is_________?
Question 9
Human bone does not contain_________?
Question 10
Which of the following in the human body is affected by leukemia?