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प्रश्न
Define the following term:
Blood
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उत्तर
Blood is a fluid that circulates in the heart, arteries, capillaries, and veins of vertebrate animals. It transports nutrients and oxygen throughout the body and removes waste.
संबंधित प्रश्न
What makes the blood look red?
What are the various components of blood? State their functions.
Why is the colour of the blood-red?
What prevents the backflow of blood inside the heart during contraction?
The blood leaving the tissues becomes richer in
Veins have valves that allow blood to flow only in one direction. Arteries do not have valves. Yet the blood flows in one direction only. Can you explain why?
Name the organ which is located in the chest cavity with its lower tip slightly tilted towards the left.
Why is it called an artery if it does not carry oxygen-rich blood?
While learning to ride a bicycle Boojho lost his balance and fell. He got bruises on his knees and it started bleeding. However, the bleeding stopped after some time.
- Why did the bleeding stop?
- What would be the colour of the wounded area and why?
- Which type of blood cells are responsible for clotting of blood?
When a red blood corpuscle containing both A and B antigens are mixed with your blood serum, they agglutinate. Hence your blood group is ______.
