- 1(current)
Q. No.When anti B antibodies are present in the plasma and A antigens on the surface of RBCs of a person, her blood group can be:
| 1. | A and AB | 2. | Only A |
| 3. | Only B | 4. | O |
Subtopic: Blood: Blood Group |
88%
From NCERT
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A person has type A antigen on RBC and anti-B antibodies in plasma. He can receive blood from a person with blood group:
| 1. | A and O | 2. | AB, A, B and O |
| 3. | B and O | 4. | Only O |
Subtopic: Blood: Blood Group (A,B,O) | Blood: Blood Group |
91%
From NCERT
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To prevent eryhtroblastosis fetalis in future pregnancies:
| 1. | Anti-Rh Immunoglobulins must be given to Rh –ve mothers at the time of each delivery |
| 2. | Anti-Rh Immunoglobulins must be given to new born at the time of each delivery |
| 3. | Rh Antigens must be given to new born at the time of each delivery |
| 4. | Anti Antigens must be given to Rh –ve mothers at the time of each delivery |
Subtopic: Blood: Blood Group (A,B,O) | Blood: Blood Group | Blood: Blood Clotting |
86%
From NCERT
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Identify the incorrect statement regarding the hemolytic disease of the newborn:
| 1. | The fetus is Rh positive, and the mother is Rh negative. |
| 2. | The mother's immune system has made antibodies against the Rh factor present on the red blood cells of the previous baby. |
| 3. | The baby is born with an abnormally high number of red blood cells. |
| 4. | This can be prevented if the Rh negative mother has been given RhoGAM (antibodies). |
Subtopic: Blood: Blood Group |
69%
From NCERT
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Regarding erythroblastosis fetalis:
1. I, II, III and IV are correct
2. Only I and II are correct
3. Only III and IV are correct
4. Only I is correct
| I: | The baby is Rh positive and the mother is Rh negative. |
| II: | The mother's immune system has made antibodies against the Rh factor present on the red blood cells of the previous baby. |
| III: | Anaemia and jaundice in a baby are rare. |
| IV: | There is no mechanism to prevent its occurrence. |
1. I, II, III and IV are correct
2. Only I and II are correct
3. Only III and IV are correct
4. Only I is correct
Subtopic: Blood: Blood Group (A,B,O) | Blood: Blood Group |
87%
From NCERT
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Consider the given two statements:
| Assertion (A): | Erythroblastosis fetalis occurs when an Rh-negative mother carries an Rh-positive fetus. |
| Reason (R): | The mother's immune system may produce antibodies against the Rh factor, which can cross the placenta and attack the fetal red blood cells. |
| 1. | Both (A) and (R) are True and (R) is the correct explanation of (A). |
| 2. | Both (A) and (R) are True but (R) is not the correct explanation of (A). |
| 3. | (A) is True but (R) is False. |
| 4. | Both (A) and (R) are False. |
Subtopic: Blood: Blood Group |
86%
From NCERT
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An Rh + woman is pregnant with an Rh- fetus. The consequences can be:
| 1. | There is usually no risk during the first pregnancy, but it can harm the fetus during a subsequent pregnancy if the mother is not treated. |
| 2. | It always poses a serious risk to the fetus, even in the first pregnancy. |
| 3. | Only in rare cases is there a risk to the fetus during the first pregnancy. |
| 4. | There is no risk to the fetus when a woman who is Rh+ carries an Rh- fetus. |
Subtopic: Blood: Blood Group |
55%
From NCERT
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- 1(current)
Q. No.
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