This section is Section 2 of 3.

Speed as well as accuracy is important in this section. Work quickly, or you might not finish the paper. There are no  penalties for incorrect responses, only marks for correct answers, so you should attempt all 27 questions. Each question is worth one mark.

You must complete the answers within the time limit. Calculators are NOT permitted.

Good Luck!

The diagram shows a section through part of a healthy human.

1. Which row in the table shows the correct secretions from P, Q and R?
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    Explanation

    The correct answer is A.

    P is the gallbladder, Q is the stomach and R is the pancreas. The gallbladder stores bile, the stomach secretes protease and HCl and the pancreas secretes insulin, protease, lipase and amylase. So A is the answer.

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