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ZIMSEC A-Level Biology

8.2.2Lipids

Lipids in ZIMSEC A-Level Biology: what the syllabus expects you to know, the learning objectives and how to practise.
Subtopic19 practice questions1 lesson

Learning objectives

What the syllabus expects you to be able to do.

  1. 8.2.2.1Identify lipids in different substances with the emulsion test.
  2. 8.2.2.2Describe the molecular structures of a triglyceride and a phospholipid.
  3. 8.2.2.3Relate the structures of triglycerides and phospholipids to their functions.

Lessons

  • Triglycerides and phospholipids

    30 min

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Sample question

A sample question on this topic. Answer it, check it, then read the worked answer.

Lipids: sample question

1 mark

How many molecules of water are released when one triglyceride is formed?

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