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

 
 
 
 

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

 
 
 
 

3. Water is a:

 
 
 
 

4. Water is litmus:

 
 
 
 

5. What percentage of water on the earth is fresh water?

 
 
 
 

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

 
 
 
 

7. An excess of bile pigments in the blood causes

 
 
 
 

8. What percentage of fresh water is accessible to humans?

 
 
 
 

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

 
 
 
 

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

 
 
 
 

11. The taste of water is:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

18. Hookworm larvae enter the body via the:

 
 
 
 

19. It is known as the universal solvent.

 
 
 
 

20. Fluorosis can harm our:

 
 
 
 


Scroll to Top