Home / General Knowledge / Biology :: section-15

General Knowledge :: Biology

  1. Function of pace maker is

  2. A.

     To regulate the formation of urine

    B.

     To regulate the process of digestion

    C.

     To initiate heart beat

    D.

     To start the process of respiration


  3. Which blood group is called universal donor?

  4. A.

     AB-

    B.

     O-

    C.

     AB+

    D.

     O+


  5. Blood group which has both antibodies is

  6. A.

     A

    B.

     B

    C.

     AB

    D.

     O


  7. Which among the following carries impure blood to human heart?

  8. A.

     Aorta

    B.

     Pulmonary vein

    C.

     Pulmonary arteries

    D.

     Vena Cava


  9. A person with 'AB' blood group is sometimes called a universal recipient because of the

  10. A.

     Lack of antigen in his b lood

    B.

     Lack of antibodies in his blood

    C.

     Lack of both antigen and antibodies in his blood

    D.

     Presence of antibodies in his blood


  11. Karl Landsteiner discovered

  12. A.

     Blood corpuscles

    B.

     Blood groups

    C.

     Blood vessels

    D.

     Proteins in Blood


  13. Systolic and diastolic pressure in a healthy man is

  14. A.

     120 mm and 80 mm

    B.

     201 mm and 110 mm

    C.

     90 mm and 60 mm

    D.

     85 mm and 55 mm


  15. Red blood corpuscles is produced into

  16. A.

     Spleen

    B.

     Kidney

    C.

     Liver

    D.

     Bone marrow


  17. Oxygenated blood flows through which vessel?

  18. A.

     Pulmonary Veins

    B.

     Pulmonary Arteries

    C.

     Both A & B

    D.

     None of the above


  19. Which of the following cells produce antibodies?

  20. A.

     Plasma cells

    B.

     Monocytes

    C.

     Mast cells

    D.

     Neutrophils