Which of the following cell/cells will play a role in immune responses?

(1) Ganulocytes

(2) Neutrophils

(3) Lymphocytes

(4) Macrophages

Subtopic:  Blood: White Blood Cells |
 84%
From NCERT
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Which of the following sequence is correct in terms of abundance?
1. Neutrophils > Lymphocytes > Monocytes > Eosinophils > Basophils
2. Neutrophils > Lymphocytes < Monocytes > Eosinophils > Basophils
3. Neutrophils < Lymphocytes > Monocytes > Eosinophils > Basophils
4. Neutrophils > Lymphocytes > Monocytes < Eosinophils > Basophils

Subtopic:  Blood: White Blood Cells |
 83%
From NCERT
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Which of the following cell/cells are not Granulocytes?

(1) Eosinophil

(2) Basophil

(3) Lymphocyte

(4) Neutrophils

Subtopic:  Blood: White Blood Cells |
 93%
From NCERT
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If a person is AB, who cannot donate blood to this person?

(1) any person with Rh antigen

(2) any person with O+ only

(3) any person with AB

(4) all people except A+

Subtopic:  Blood: Blood Group (A,B,O) |
 65%
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A person with blood group O can take blood from

(1) O+ person

(2) O person

(3) A+ person

(4) both (1) and (2)

Subtopic:  Blood: Blood Group (A,B,O) |
 75%
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Fibrins are formed by conversion of _______ in _______ by the enzyme _______

(1) Fibrinogen, serum, Thrombokinase

(2) prothrombin, plasma, thrombin

(3) Fibrinogen, plasma, thrombin

(4) Prothrombin, blood, thrombokinase

Subtopic:  Blood: Blood Clotting |
 74%
From NCERT
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During the initiation of coagulation of blood, the platelets are activated by–

(1) Thrombin

(2) Trauma

(3) Ca++

(4) Thrombokinase

Subtopic:  Blood: Blood Clotting |
From NCERT
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To avoid Erythroblastosis Foetalis–

(1) the mother is administered anti–Rh antibodies.

(2) the baby is administered Rh antibodies.

(3) the mother is administered Rh antibodies

(4) the baby is administered anti–Rh antibodies

Subtopic:  Blood: Blood Group |
 85%
From NCERT
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RBCs in human are:

(1) Biconcave-and nucleated

(2) Biconvex and nucleated

(3) Biconcave and enucleated

(4) Biconvex and enucleated

Subtopic:  Blood: General Description & RBC |
 86%
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Histamine, serotonin and heparin are secreted by:

(1) Thrombocytes

(2) Lymphocytes

(3) Monocytes

(4) Basophils

Subtopic:  Blood: White Blood Cells |
 93%
From NCERT
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