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प्रश्न
Match the following.
| 1. Leukaemia | (a) Thrombocytes |
| 2. Platelets | (b) Phagocyte |
| 3. Monocytes | (c) Decrease in leucocytes |
| 4. Leucopenia | (d) Blood Cancer |
| 5. AB blood group | (e) Allergic condition |
| 6. O blood group | (f) Inflammation |
| 7. Eosinophil | (g) Absence of antigen |
| 8. Neutrophils | (h) Absence of antibody |
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उत्तर
| 1. Leukaemia | (d) Blood Cancer |
| 2. Platelets | (a) Thrombocytes |
| 3. Monocytes | (b) Phagocyte |
| 4. Leucopenia | (c) Decrease in leucocytes |
| 5. AB blood group | (h) Absence of antibody |
| 6. O blood group | (g) Absence of antigen |
| 7. Eosinophil | (e) Allergic condition |
| 8. Neutrophils | (f) Inflammation |
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संबंधित प्रश्न
| The liquid connective tissue A circulates in our body continuously without stopping. This tissue contains a pigment B which imparts it a colour C. The tissue A consists of four components D, E, F and G. The component D fights infection and protects us from diseases. The component E helps in the clotting of tissue A if a person gets a cut. The component F is a liquid which consists mainly of water with many substances dissolved in it and component G carries oxygen from the lungs to all the parts of the body. |
- What is (i) tissue A (ii) pigment B, and (iii) colour C?
- Name (i) D (ii) E (iii) F, and (iv) G.
- Name one substance (other than oxygen) which is transported by tissue A in the human body.
- Which two components of tissue A are the cells without nucleus?
- Name any two organisms ( animals) which do not have liquid like A in their body.
A patient with blood group O was injured in an accident and has blood loss. Which group of blood should be used by the doctor for transfusion?
Who discovered the Rh factor? Why was it named so?
Why are leucocytes classified as granulocytes and agranulocytes? Name each cell and mention its functions.
Direction: In each of the following questions a statement of assertion (A) is given and a corresponding statement of Reason (R) is given just below it. Mark the correct statement as.
Assertion: RBC plays an important role in the transport of respiratory gases.
Reason: RBC does not have cell organelles and a nucleus.
The ______ brings blood containing oxygen and urea from the aorta to the kidneys.
What prevents the backflow of blood inside the heart during contraction?
What is the special feature present in a human heart which does not allow mixing of blood when oxygen-rich and carbon dioxide-rich blood reach the heart?
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?
Least abundant leucocyte is ______.
