Biological Transport System
The higher temperatures cause the
absorption of chloroplasts
making of chlorophyll
opening of stomata
closure of stomata
closure of stomata
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The blood group systems are discovered by scientistA. 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 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
Considering all the veins of the human body, the veins that carry deoxygenated blood are
A. pulmonary veins
B. connective veins
C. endothelial veins
D. exothelial veins
The ‘Atherosclerosis’ is referred to narrowing of
A. left ventricle
B. right ventricle
C. arteries
D. atrium
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