Question
A study investigated the effect on arm muscle surface area of taking testosterone and doing
exercise. The participants in the study were given either testosterone or a placebo. The placebo
does not contain any testosterone.
The bar chart shows the results of the study.
Which conclusion about the data in the graph is correct?
A Exercise has no effect on arm muscle surface area.
B No exercise and not taking testosterone has the greatest effect on arm muscle surface area.
C Exercise has the same effect on arm muscle surface area as no exercise.
D Taking testosterone increases arm muscle surface area.
Answer/Explanation
Ans
D
Question
The graph shows a hormone that is involved in controlling the menstrual cycle.
What is the hormone?
A FSH
B LH
C oestrogen
D progesterone
Answer/Explanation
Ans: C
Question
The graph shows the four hormones that control the menstrual cycle.
Which curve on the graph represents the hormone LH?
Answer/Explanation
Ans
C