Biological Transport SystemEveryday Science
In the body, the weight of blood is about
1/12th of body
1/5th of body
1/8th of body
1/4th of body
1/12th of body
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Vitamin C is soluble inA. fat
B. water
C. ethers
D. phenols
The blood group systems are discovered by scientist
A. Thomas Cooley
B. Karl Landsteiner
C. Camillo Golgi
D. Ernst Haeckel
The Rh-negative blood group of a person is based on
A. presence of neutrophils
B. absence of Rh factors
C. presence of Rh factors
D. presence of tubulin
The dengue fever leads to the decrease in
A. sucrose
B. white blood cells
C. platelets
D. red blood cells
The higher temperatures cause the
A. absorption of chloroplasts
B. making of chlorophyll
C. opening of stomata
D. closure of stomata
The leukemia is caused by cancerous mutation in
A. bone marrow
B. arteries
C. atrium
D. esophagus
The cycle which is made up of alternating contractions and relaxations of the heart is called
A. systemic cycle
B. cardiac cycle
C. aortic cycle
D. pulmonary cycle
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