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Why are the walls of the left ventricle thicker than the other chambers of the heart?
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Give advantages of vernalization.
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Draw the neat Labelled diagram of the internal structure of the human heart.
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Draw a neat diagram of the conducting system of human heart and label AV node, Bundle of His and Purkinje fibres.
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Give scientific reason.
Human heart is called as myogenic and autorhythmic.
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In human foetus, the heart begins to beat at developmental age of
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Which of the following is sex chromosomal disorder?
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Give the meaning of pacemaker.
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Valves are present in the veins.
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Give reason:
Pulmonary veins carry oxygenated blood.
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Define bioherbicides.
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give any two examples of microbial herbicides.
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Explain how Bacillus thuringiensis acts as a bio-control agent.
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Explain the term Fossa ovalis.
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Explain the term Ligamentum arteriosum.
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Explain the term Chordae tendinae.
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Enlist the names and locations of valves of human heart giving function of each.
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A man's heart rate is 68 and cardiac output is 5440. Find the stroke volume.
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What is the role of Paplillary muscles?
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What is the role of Heart valves in human heart?
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