Who first introduced solid media_______________?

Related Mcqs:

1. The solid solution of silver and mercury is called_______________?

   A. y1
   B. y2
   C. B1
   D. y

2. The porosity formed due to simultaneous nucleation of solid grains and gas bubbles at the first moment that metal freezes at the mold walls is called__________?

   A. Pinhole porosity
   B. Gas inclusion porosity
   C. Micro porosity
   D. Subsurface porosity

3. When solid gets wet completely contact angle is______________?

   A. 90°
   B. 0°
   C. 0 – 90°
   D. >90°

4. For adhesion to be present between solid and liquid________________?

   A. Liquid should wet solid surface
   B. Mechanical interlocking should be present
   C. Should have high contact angle
   D. None of the above

5. The process of formation of solid mass in circulation from the constituents of normal flowing blood is called_____________?

   A. Clot formation
   B. Thrombosis
   C. Embolism
   D. Infarction

6. The first porcelain tooth material was introduced by______________?

   A. DeChemant
   B. Ash
   C. Plateau
   D. McClean

7. Acrylic resins were first introduced as a denture base material in______________?

   A. 1925
   B. 1937
   C. 1951
   D. 1956

8. Which of the following antibacterial substance is present in eggs and saliva ?

   A. Lysozyme
   B. Secretozyme
   C. Albumin
   D. Isozyme

9. Phagocytosis enhanced by coating the surface of antigen is called______________?

   A. Opsonisation
   B. Chemotaxis
   C. De coding
   D. CFT

10. Bacterial cell does not possess___________________?

    A. dna
    B. Ribosome
    C. Mitochondria
    D. Cell wall