Unit 15 – Water
Quiz-summary
0 of 16 questions completed
Questions:
- 1
- 2
- 3
- 4
- 5
- 6
- 7
- 8
- 9
- 10
- 11
- 12
- 13
- 14
- 15
- 16
Information
Unit 15 – Water
You have already completed the quiz before. Hence you can not start it again.
Quiz is loading...
You must sign in or sign up to start the quiz.
You have to finish following quiz, to start this quiz:
Results
0 of 16 questions answered correctly
Your time:
Time has elapsed
You have reached 0 of 0 points, (0)
| Average score |
|
| Your score |
|
Categories
- Unit 15 – Water 0%
- 1
- 2
- 3
- 4
- 5
- 6
- 7
- 8
- 9
- 10
- 11
- 12
- 13
- 14
- 15
- 16
- Answered
- Review
-
Question 1 of 16
1. Question
Which one of the following ions does not cause hardness in water?
- 1.
- 2.
- 3.
- 4.
Correct
Incorrect
-
Question 2 of 16
2. Question
Permanent hardness is removed by adding:
- 1.
- 2.
- 3.
- 4.
Correct
Incorrect
-
Question 3 of 16
3. Question
Which one of the following salts makes the water permanently hard?
- 1.
- 2.
- 3.
- 4.
Correct
Incorrect
-
Question 4 of 16
4. Question
Which one of the following diseases causes severe diarrhea and can be fatal?
- 1.
- 2.
- 3.
- 4.
Correct
Incorrect
-
Question 5 of 16
5. Question
Rapid growth of algae in water bodies is because of detergent having
- 1.
- 2.
- 3.
- 4.
Correct
Incorrect
-
Question 6 of 16
6. Question
Temporary hardness is removed by adding:
- 1.
- 2.
- 3.
- 4.
Correct
Incorrect
-
Question 7 of 16
7. Question
A disease that causes bone and tooth damage is:
- 1.
- 2.
- 3.
- 4.
Correct
Incorrect
-
Question 8 of 16
8. Question
The chemicals used to kill or control pests are called pesticides. They are:
- 1.
- 2.
- 3.
- 4.
Correct
Incorrect
-
Question 9 of 16
9. Question
Temporary hardness is because of:
- 1.
- 2.
- 3.
- 4.
Correct
Incorrect
-
Question 10 of 16
10. Question
Which one of the following gases is used to destroy harmful bacteria in water?
- 1.
- 2.
- 3.
- 4.
Correct
Incorrect
-
Question 11 of 16
11. Question
Water dissolves non-ionic compound by:
- 1.
- 2.
- 3.
- 4.
Correct
Incorrect
-
Question 12 of 16
12. Question
Specific heat capacity of water is:
- 1.
- 2.
- 3.
- 4.
Correct
Incorrect
-
Question 13 of 16
13. Question
Ionic compounds are soluble in water due to:
- 1.
- 2.
- 3.
- 4.
Correct
Incorrect
-
Question 14 of 16
14. Question
Depletion of Oz from water is not because of:
- 1.
- 2.
- 3.
- 4.
Correct
Incorrect
-
Question 15 of 16
15. Question
Which one of the following diseases causes liver inflammation?
- 1.
- 2.
- 3.
- 4.
Correct
Incorrect
-
Question 16 of 16
16. Question
Which one of the following properties of water is responsible for rising of water in plants?
- 1.
- 2.
- 3.
- 4.
Correct
Incorrect