Question

1. 1 out of 3 cancer deaths are caused by smoking. (1 point)

true
false

1. what are some of the chemicals found in cigarettes? (3 points)

arsenic
nickel
both a and b
none of the above

1. smoking cigarettes will make it harder to get pregnant. (3 points)

true
false

1. smoking cigarettes will not cause erectile dysfunction. (3 points)

true
false

Explanation:

1. Smoking is a major risk - factor for cancer and it is estimated that about 1 out of 3 cancer deaths are caused by smoking, so it's True.
2. Both arsenic and nickel are among the many chemicals found in cigarettes, so the answer is Both A and B.
3. Smoking can affect fertility in both men and women, making it harder to get pregnant, so it's True.
4. Smoking cigarettes can cause erectile dysfunction due to its impact on blood vessels and blood flow, so it's False.

Answer:

1. True
2. Both A and B
3. True
4. False