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2.2 Animal tissues, organs and organ systems

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Question 89
F

A student looks at a stained blood smear under a microscope. The table shows what the student records about three parts of the blood, X, Y and Z.

Table: The features recorded by a student for three parts of the blood seen in a stained blood smear

Part of the bloodNucleusRelative sizeNumber seen in the field of view
Xabsentmediumvery many
Ypresentlargefew
Zabsentvery smallmany

Which row correctly identifies X, Y and Z?

[1]
A

X = platelet, Y = red blood cell, Z = white blood cell

B

X = white blood cell, Y = platelet, Z = red blood cell

C

X = red blood cell, Y = platelet, Z = white blood cell

D

X = red blood cell, Y = white blood cell, Z = platelet

Markscheme

2.2 Animal tissues, organs and organ systems Questions

  1. GCSE
  2. /Biology
  3. /2.2 Animal tissues, organs and organ systems

179 exam-style questions on AQA GCSE Biology 2.2 Animal tissues, organs and organ systems, covering 2.2.1 The human digestive system, 2.2.2 The heart and blood vessels, 2.2.3 Blood, 2.2.4 Coronary heart disease: a non-communicable disease, 2.2.5 Health issues, 2.2.6 The effect of lifestyle on some non-communicable diseases, and 2.2.7 Cancer. Each one has a worked solution and a mark scheme showing where the marks go.

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