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प्रश्न
True or false:
Blood group A has antigen A.
विकल्प
True
False
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उत्तर
True
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संबंधित प्रश्न
Why is blood needed by all the parts of a body?
The diagram below represents the human heart in one phase of its function. Study the diagram carefully and answer the questions that follow:
(i) Name the phase.
(ii) Which part of the heart is contracting in this phase? Give a reason to support your answer.
(iii) Name the parts labelled 1 to 4.
(iv) What type of blood flows through ‘2’?
(v) State the function of the part numbered ‘5’.
(vi) Name the membrane that covers the heart.
Give appropriate biological or technical terms for the following
The relaxation phase of the heart.
The nearest organ to which the heart supplies oxygenated blood is:
A blood vessel which has small lumen and thick wall is ______.
Differentiate between members of the following pairs with reference to the aspect asked within bracket:
Tricuspid and bicuspid values (location)
Fill in the blanks with suitable words given below:
The carbon dioxide loaded blood from right ventricle is pumped into the lungs through ______.
Explain the main parts of the circulatory system.
Blood is produced in the bone marrow.
In a closed circulatory system, blood is completely enclosed within:
