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

Online MCQs Test | Chapter 6 : Environmental Chemistry-2 Water | Chemistry Class 10th | Sindh Board Science Group

Below Here to find Online MCQs Test of Chapter 6 (Environmental Chemistry-2 Water) Chemistry Class 10th Science Group – Sindh Board. According to New Examination Pattern / Syllabus 2023-24 of Sindh Board Karachi Hyderabad Larkana Sukkur and Mirpurkhas.

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Chap 6 - Environmental Chemistry-2 (Water) - Chemistry 10th

Science Group - Sindh Board

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

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2. Hookworm larvae enter the body via the:

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3. The taste of water is:

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

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

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6. An excess of bile pigments in the blood causes

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7. Which type of bond is formed between H2O molecules:

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

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9. Which of the following is helpful for removal of permanent hardness:

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10. Water makes up around of the earth's surface.

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

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12. Water is a:

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

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14. It is known as the universal solvent.

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

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16. Fluorosis can harm our:

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

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

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

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

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