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प्रश्न
Complete the following sentence with appropriate word:
When oxygen is in fairly high concentration, the haemoglobin quickly combines with it and forms an unstable compound known as _______________.
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उत्तर
When oxygen is in fairly high concentration, the haemoglobin quickly combines with it and forms an unstable compound known as Oxyhaemoglobin.
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संबंधित प्रश्न
The diagrams given below are cross sections of blood vessels:
(i) Identify the blood vessels A, B and C.
(ii) Name the parts labelled 1 to 3.
(iii) Name the type of blood that flows through A.
(iv) Mention one structural difference between A and B.
(v) In which of the above vessels does exchange of gases actually take place?
Match the items given in Column
| No | Column A | Column B |
| 1 | Pituitary gland | Testosterone |
| 2 | Sulphur dioxide | Calcium |
| 3 | Seminiferous tubules | Growth hormone |
| 4 | Clotting of blood | Acid rain |
| 5 | Guttation | Sperms |
| Global warming | ||
| Magnesium | ||
| Hydathodes |
Differentiate between members of the following pair with reference to phrase in bracket:
serum and vaccine (Composition)
Study the following diagram carefully and then answer the questions that follow:
 |
- Name the cell labelled 1.
- Identify the phenomenon occurring in A.
- Mention two structural differences between 1 and 2.
- Name the process occurring in B and C and state the importance of this process in the human body.
Write about origin and functions of Red Blood Corpuscles
Differentiate between:
Blood plasma and Serum.
Name the Following
By which the human body is protected from invading bacteria.
Complete the following sentence with appropriate word:
The element required for blood clotting is __________.
Complete the following sentence with appropriate word:
The site of production of W.B.Cs in the embryo is _________
Choose the Odd One Out:
