practice test answers 17,18,21

Science 8 practice test answers

these are the answers for the practice tests for 17,18,21

Chapter 17.

Chapter 18

Chapter 21

True or false

T
F
T
T
T

Multiple Choice

6. c

7. a

8. b

9. a

10. a

11. a

12. b

13. a

14. c

15. c

True or false

F
T
T
F
F

Multiple Choice

b

c

c

a or d

d

b

a

b

b

b

True or false

F
F
T
F
F

Multiple Choice

a

b

b

c

d

b

b

b

d

c

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