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प्रश्न
Multiple choice questions. Tick ( ✓ ) the correct choice:
The four blood groups in humans are
पर्याय
A, B, C and D
A, B, AB and C
A, B, AB and O
A, B, AB and OO
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उत्तर
A, B, AB and O
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संबंधित प्रश्न
Describe the circulatory system of humans.
What does the term “double circulation” mean?
Name the three kinds of blood vessels found in human beings. With the help of suitable diagrams, differentiate between them.
Multiple choice questions. Tick ( ✓ ) the correct choice:
The blood vessels in which blood goes away from the heart to different body parts are
Name the main parts of the circulatory system.
Why is a person having blood group AB called universal recipient and a person with blood group O called a universal donor?
What is the Rh-factor?
Given below is a schematic representation of the circulatory system in man. Study the same and answer the questions that follow:
(i) Label the parts 1 to 4 indicated in the diagram.
(ii) Give one difference between parts 1 and 2 based on:
(a) their structure
(b) the nature of blood flowing through them.
(iii) What is the specific name of the type of blood circulation that takes place between the heart and the lungs?
(iv) Name the valve found at the beginning of the part labeled 3.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Leucocytes show amoeboid movement.
The valve which prevents back flow of blood in the veins and lymph vessels is ______.
