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Q. No.Persons with AB blood type can:
1.
donate blood to persons with all blood types as neither A nor B antigens are present on their RBCs
2.
receive blood from persons with all blood types as both A and B antigens are present on their RBCs
3.
receive blood from persons with all blood types as neither A nor B antigens are present on their RBCs
4.
receive blood from persons with all blood types as neither anti-A nor anti-B antibodies are present on his blood plasma
Subtopic: Blood: Blood Group (A,B,O) |
51%
From NCERT
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Match each item in Column I with the one in Column II and select the correct match from the codes given:
Codes
| Column I | Column II | ||
| A | Plasma | P | 45 % of blood |
| B. | Formed elements | Q | 55 % of blood |
| C | Neutrophils | R | 60-65 % of total WBCs |
| D | Lymphocytes | S | 20-25 % of total WBCs |
| A | B | C | D | |
| 1. | P | Q | R | S |
| 2. | Q | P | S | R |
| 3. | Q | P | R | S |
| 4. | P | Q | S | R |
Subtopic: Blood: General Description & RBC |
81%
From NCERT
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Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R):
In the light of the above statements choose the correct answer from the options given below:
| Assertion (A): | Rh incompatibility related complication does not arise in first pregnancy even if an Rh negative mother is carrying an Rh positive foetus. |
| Reason (R): | Rh antigens are proteins. |
| 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 (A,B,O) |
73%
From NCERT
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Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R):
In the light of the above statements choose the correct answer from the options given below:
| Assertion (A): | The sino-atrial node is normally the pacemaker of the human heart. |
| Reason (R): | It is the only auto-excitable part of the nodal tissue of the human heart. |
| 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: Human Heart: Gross Anatomy |
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From NCERT
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During the ventricular systole:
1. Only I and II are correct
2. Only I and III are correct
3. Only II and III are correct
4. I, II and III are correct
| I: | The atria also undergo systole |
| II: | The atrioventricular valves get closed |
| III: | The semilunar valves are forced open |
2. Only I and III are correct
3. Only II and III are correct
4. I, II and III are correct
Subtopic: Human Heart: Cardiac Cycle |
85%
From NCERT
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Match blood cells given in Column I with their most important function in Column II and select the correct match from the codes given:
Codes:
| COLUMN I | COLUMN II | ||
| A | Neutrophils | P | Phagocytosis |
| B | Basophils | Q | Inflammatory reactions |
| C | Lymphocytes | R | Immune responses |
| D | Thrombocytes | S | Coagulation of blood |
Codes:
| A | B | C | D | |
| 1. | P | Q | R | S |
| 2. | Q | P | S | R |
| 3. | R | S | P | Q |
| 4. | S | R | Q | P |
Subtopic: Blood: General Description & RBC |
94%
From NCERT
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Identify the incorrect statement:
| 1. | Mollusks and arthropods have closed circulatory system |
| 2. | All vertebrates possess a muscular chambered heart |
| 3. | In fishes, the heart pumps out deoxygenated blood |
| 4. | The left atrium receives oxygenated blood in amphibians and reptiles |
Subtopic: Human Heart: Double Circulation |
81%
From NCERT
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The cell shown in the given diagram:
| 1. | is a bone marrow stem cells committed to produce RBCs |
| 2. | is the megakaryocyte |
| 3. | is the commonest WBC and is phagocytic |
| 4. | is responsible for acquired immunity in humans |
Subtopic: Blood: White Blood Cells |
82%
From NCERT
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Consider the given two statements:
| I: | SA node is the natural pacemaker of the human heart. |
| II: | SA node is the only part of that nodal musculature that is auto-excitable. |
| 1. | Only I is correct |
| 2. | Only II is correct |
| 3. | Both I and II are correct |
| 4. | Both I and II are incorrect |
Subtopic: Human Heart: Gross Anatomy |
56%
From NCERT
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Consider the given two statements:
| I: | The type of antigen present on the RBCs of a person with blood group type A is A |
| II: | The type of antibodies present in the plasma of a person with blood group type A is anti-A |
| 1. | Only I is correct |
| 2. | Only II is correct |
| 3. | Both I and II are correct |
| 4. | Both I and II are incorrect |
Subtopic: Blood: Blood Group (A,B,O) |
77%
From NCERT
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