Concept Checking
|
1. T
|
2. F
|
3. F
|
4. F
|
5. T
|
|
6. T
|
7. F
|
8. F
|
9. T
|
10. F
|
|
11. T
|
12. F
|
13. F
|
14. F
|
15. T
|
|
16. F
|
17. F
|
18. F
|
19. T
|
20. F
|
Multiple Choice Questions
|
1. B
|
2. C
|
3. D
|
4. B
|
5. C
|
|
6. D
|
7. D
|
8. C
|
9. A
|
10. D
|
|
11. C
|
12. B
|
13. B
|
14. D
|
15. B
|
|
16. B
|
17. B
|
18. A
|
19. B
|
20. D
|
Fill in the Blanks
1. (a) sour (b) lactic
(c) citric
2. (a) eye-wash
bottle (b) slow running water
3. (a) blue (b) red
4 ___ pH meter
5. (a) low (b) low
6. (a) hydrogen (b) burning splint
7. (a) calcium carbonate (b) carbon
dioxide (c) lime water
8. (a) Sulphur dioxide (b) nitrogen oxides (any order)
9. (a) solar energy /
hydroelectric energy (any one or
other reasonable answers)
(b) low
10. catalytic
converters
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