A cell has a diameter of 0.05 mm. What is this in micrometres?
Answer and explanation
Correct answer: B. 50 micrometres
- Step 1: 1 mm equals 1000 micrometres. Step 2. 0.05 x 1000 = 50. Answer: 50 micrometres. Why not the others: The other answers use a wrong conversion factor.
Practise more Cell Biology.
Free questions with an explanation for every one, and full timed UK GCSE mock tests.
More Cell Biology questions
- Which structure in an animal cell controls the activities of the cell and contains the genetic material?
- Which part of a cell is the site of aerobic respiration?
- Which structure is found in plant cells but not in animal cells?
- A microscope has an eyepiece lens of x10 and an objective lens of x40. What is the total magnification?
- Which process moves water through a partially permeable membrane from a dilute solution to a more concentrated solution?
- A potato cylinder is placed in a concentrated sugar solution. What happens to its mass?