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Open Circulatory System – Blood flows freely through open spaces or sinuses, rather than being confined to vessels. Example: Arthropods (insects) and mollusks.
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Closed Circulatory System – Blood remains within a network of vessels (arteries, veins, and capillaries) throughout the body. Example: Vertebrates (humans, fish, amphibians) and annelids (earthworms).
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प्रश्न
Name these:
Two kinds of circulatory systems in different animals.
अति संक्षिप्त उत्तर
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उत्तर
The two kinds of circulatory systems in different animals are:
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पाठ 8: The Circulatory System - Review Questions [पृष्ठ ११२]
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संबंधित प्रश्न
The diagram below represents the simplified pathway of the circulation of blood. Study the same and answer the questions which follow:
(i) Name the blood vessels labelled 1 and 2.
(ii) State the function of blood vessels labelled 5 and 8.
(iii) What is the importance of the blood vessel labelled 6?
(iv) Which blood vessel will contain a high amount of glucose and amino acids after a meal?
(v) Draw a diagram of the different blood cells as seen in a smear of human blood.
With which human organ system (or human systems) is the vena cava associated?
Draw a neat and labelled diagram.
Internal structure of the heart.
In which organ of our body does blood get oxygenated?
Fill in the blank:
______ carry pure blood.
Name the organ from which oxygenated blood goes into the heart
Why is circulatory system also known as transport system?
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Leucocytes show amoeboid movement.
A female has haemophilic brother and parents having nonual blood clotting. She marries a male who has no history of haemophilia in his family. What is the possibility of her children having this disease?
Which of the following is TRUE regarding closed circulatory system?
