IGCSE Topic 11 - The Blood

What is the liquid part of the blood called?

The photograph shows some blood as seen under the microscope.

What is the function of the cell labelled X?

• Causing the blood to clot.

• Transporting oxygen.

• Defending the body against pathogens.

• Transporting hormones.

Which term describes the shape of a red blood cell?

• Bioconcave

• Biconcave

• Bioconvex

• Biconvex

Which mineral is needed to make haemoglobin?

• Calcium

• Magnesium

• Iron

• Nitrate

The photograph shows human blood cells as seen under the microscope.

Which of the options below correctly identifies the different parts of the blood?

• P = plasma

  Q = platelet

  R = white blood cell

  S = red blood cell

• P = platelet

  Q = plasma

  R = red blood cell

  S = white blood cell

• P = red blood cell

  Q = white blood cell

  R = plasma

  S = platelet

• P = white blood cell

  Q = red blood cell

  R = platelet

  S = plasma

The diagram shows some parts from the blood of a mammal.

Which part would contain the breakdown products of bacterial cells?

• A

• B

• C

• D

The diagram shows some parts from the blood of a mammal.

Which part secretes antibodies?

• A

• B

• C

• D

Which part of the blood transports carbon dioxide from the body cells to the lungs?

• Red blood cells

• White blood cells

• Plasma

• Platelets

Which part of the blood is involved in the blood clotting process?

• Plasma

• Lymphocytes

• Red blood cells

• Platelets

Which type of blood cell has a lobed nucleus?

• Red blood cell

• Phagocyte

• Lymphocyte

• Platelet