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Question-1
What is the circulatory system?
(A)
The body's breathing system
(B)
The body's system of nerves
(C)
The body's food-processing system
(D)
The body's blood-transporting system
Question-2
Why does blood turn dark red as it circulates through the body?
(A)
It starts to clot
(B)
It gets old and dirty flowing through the body
(C)
The oxygen in it is replaced with carbon dioxide
(D)
The farther blood is from the heart, the more dark red it is
Question-3
What is the lymphatic system?
(A)
Circulatory system
(B)
Immune system
(C)
Digestive system
(D)
Respiratory system
Question-4
What is the function of blood platelet?
(A)
Transporting oxygen throughout the body
(B)
Fight of diseases or other pathogens that invade the body
(C)
Help the blood coagulate, or clot, when necessary
(D)
Allows it to flow freely through the various vessels
Question-5
Artificially acquired immunity :
(A)
Is a short-term immunization induced by the transfer of antibodies
(B)
The defense system with which we were born
(C)
Immunity that develops with exposure to various antigens
(D)
Immunity due to antibodies that are produced in a body other than our own
Question-6
Which component of blood is responsible for transporting oxygen throughout the body?
(A)
Red blood cells
(B)
White blood cells
(C)
Platelets
(D)
Plasma
Question-7
Define blood pressure.
(A)
Pressure which drives blood round the digestive system
(B)
Pressure which drives blood round the respiratory system
(C)
Pressure which drives blood round the nervous system
(D)
Pressure which drives blood round the circulatory system
Question-8
What happens to blood when it is pumped into the thin-walled blood vessels of the lungs?
(A)
Platelets are exchanged for plasma
(B)
Carbon dioxide is replaced with oxygen
(C)
Blood fills the lungs and causes coughing
(D)
The lungs are just a place where blood goes through on its way back to the heart
Question-9
White blood cells helps in :
(A)
Transporting oxygen throughout the body
(B)
Fight of diseases or other pathogens that invade the body
(C)
Help the blood coagulate, or clot, when necessary
(D)
Allows it to flow freely through the various vessels
Question-10
The internal pacemaker that sets biological rhythms:
(A)
Is located in the brain
(B)
Is located in the heart
(C)
Is located in the stomach
(D)
Does not function in the absence of light or other environmental cues.
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Cambridge Secondary Grade 9
IGCSE
Practice in Related Chapters
The Interdependence of Living Organisms
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Classification
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Movement in and out of Cells
Personal Health
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Sensitivity
Cells the Building Blocks
Genetics
The Skeleton, Muscles and Movement
A Sexual Reproduction and Cloning Plants
The Senses
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Energy for Respiration
The Chemicals of Living Cells
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Plants for Food
Photosynthesis and Nutrition in Plants
Plant Structure and Function
Food and Diet
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Digestion, Absorption and Use of Food
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Excretion and the Kidneys
Human Reproduction
Classification
Conservation
Micro Organisms
Reproduction in Flowering Plants
Movement and Locomotion
Growth and Development
Disease: causes, transmission and control
Ecosystems
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