Science is derived from Latin word 'scientia' which means_________
At what temperature does silver melt
The reaction between methane and chlorine in diffused sunlight is__________
Which of the following in the human body is affected by leukemia
Human bone does not contain_________
The term PVC used in the plastic industry stands for______________
Oil of vitriol is_________
Calcium sulphate is known as__________
Epsom salt is chemically known as_________
Which of the following animals does not have nervous system
