Blood Composition and Functions
Biology ⇒ Human Biology
Blood Composition and Functions starts at 7 and continues till grade 12.
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See sample questions for grade 10
A patient has a low white blood cell count. What might this indicate about their health?
Describe the main function of white blood cells.
Describe the role of blood in maintaining homeostasis.
Describe the role of plasma in blood.
Explain how blood helps in the regulation of body temperature.
Explain the consequence of a deficiency in hemoglobin.
A patient has a low white blood cell count. What might this indicate about their health?
A person with a low platelet count is likely to experience which of the following? (1) Increased risk of infection (2) Difficulty in blood clotting (3) Reduced oxygen transport (4) High blood pressure
A person with a low platelet count is likely to experience which of the following? (1) Increased risk of infection (2) Difficulty in blood clotting (3) Reduced oxygen transport (4) High blood pressure
What is the average lifespan of a red blood cell in the human body? (1) 10 days (2) 120 days (3) 1 year (4) 5 days
Which blood cells are responsible for initiating the clotting process when a blood vessel is injured? (1) Red blood cells (2) White blood cells (3) Platelets (4) Plasma
Which component of blood contains antibodies? (1) Red blood cells (2) Plasma (3) Platelets (4) White blood cells
Fill in the blank: The iron-containing pigment in red blood cells is called __________.
Fill in the blank: The main function of neutrophils is to __________.
Fill in the blank: The main waste product carried by blood from the tissues to the lungs is __________.
Fill in the blank: The percentage of red blood cells in blood is called the __________.
True or False: All blood cells are produced in the bone marrow.
True or False: Blood helps in the distribution of heat in the body.
True or False: Blood helps in the removal of metabolic wastes from the body.
True or False: Blood helps regulate the pH of body fluids.
