10th class Chemistry chapter 15 online mcq test with answers for matric part 2 chemistry unit 15(Water Preparation)

Chemistry 10th Class English Medium Unit 15 Online Test

Sr. #	Questions	Answers Choice
1	Swimming pools are cleaned by a process:	Hydrogenation Bromination Chlorination Nitration
2	Which of the following gas is used to destroy harmful bacteria in water.	Iodine Chlorine fluorine Bromine
3	Which one of the following disease causes severe diarrhea and can be fatal:	Jaundic Dysentery Cholera Typhoid
4	Cholera is caused by	Protozoa Virus Bacteria Fungi
5	Which gas is used to destroy harmful bacteria in water?	Iodine Chlorine Flourine Bromine
6	Vibrious cholera bacteria causes the disease	Cholera Diarrhea Jaundice Hepatitis
7	Which disease cause liver inflammation?	Typhoid Jaundice cholera Hepatitis
8	Which compound protect teeth from diseases?	Fluorine compound Chlorine compound Iodine compound Bromine compound
9	Which disease causes bone and tooth damage?	Fluorosis Hepatits Cholera Jaundice
10	Cause of diarrhoea among following is:	Diarrhea Cholera Cryptosporidium Typhoid
11	Rapid growth of algae in water bodies in because of detergent having.	Carbonat salt Sulphonic acid Sulphat salt Phosphate salt
12	Which disease cause when humans use water of industrial effuents.	Cancer Asthma Jaundica Cholera