Online MCQs – Environmental Chemistry-2 Water – Chemistry 10th

Class 10th | Chemistry | Chapter 6 | Environmental Chemistry-2 Water | Solved Online MCQs Test

Online MCQs Test of Chapter 6 (Environmental Chemistry-2 Water) Chemistry Class 10th Science Group – Sindh Board. According to New Examination Pattern / Syllabus of Sindh Board

1. It is known as the universal solvent.

 
 
 
 

2. The mechanism by which water rises from the roots of-plants to the leaves is known as:

 
 
 
 

3. The permanent hardness of water is due to presence of:

 
 
 
 

4. It is a gastrointestinal ailment caused by a waterborne microbe (protozoa) that causes diarrhea and vomiting.

 
 
 
 

5. Water is a:

 
 
 
 

6. An excess of bile pigments in the blood causes

 
 
 
 

7. In this disease the liver stops working, and the eyes turn yellow the patient is weak and tired.

 
 
 
 

8. How much fresh water is present on earth (rivers and lakes):

 
 
 
 

9. It is a kind of gastrointestinal infection caused by bacteria or parasites.

 
 
 
 

10. Fluorosis can harm our:

 
 
 
 

11. Which salts are excessively dissolved to make temporary hard water:

 
 
 
 

12. What percentage of water on the earth is salt water?

 
 
 
 

13. At 4°C, maximum density of water is:

 
 
 
 

14. Without water, a person can live no more than:

 
 
 
 

15. How much percentage (%) of the Earth’s Surface is covered with water?

 
 
 
 

16. Which of the following is NOT soluble in water?

 
 
 
 

17. Hookworm larvae enter the body via the:

 
 
 
 

18. The taste of water is:

 
 
 
 

19. Water makes up around of the earth’s surface.

 
 
 
 

20. Water is litmus:

 
 
 
 


Online MCQs Test preparation for Chemistry Class 10th (Science Group Sindh Board) helps students practice effectively. These multiple-choice questions are taken from Chapter 6 “Environmental Chemistry-2 Water” of the Class 10th Chemistry textbook. They fully cover the requirements of the objective section in the examination. This activity is a valuable resource for excellent exam preparation. The Online MCQs Test provides students with the best platform to assess their knowledge and practice independently.
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