Oxygen accounts for _____ of totals human body mass?

1. 1. 12%
   2. 24%
   3. 48%
   4. 65%

Pepsinogen is produced from _____.

1. 1. Mucous cells
   2. Zymogen cells
   3. Parietal cells
   4. All of these

Another name for Kingdom Monera is _____.

1. 1. Prokaryotae
   2. Archae
   3. Protoctista
   4. None of these

Temperate phage may exist as_____.

1. 1. Prophage
   2. Virion
   3. Retrovirus
   4. Capsid

Circular disc shaped structure with a round hole is _____.

1. 1. Iris
   2. Horoid coat
   3. Ciliary body
   4. Pupil

In which organ RBC are selectively destroyed/ recycled by macrophages?

1. 1. Spleen
   2. Liver
   3. Pancreas
   4. Kidney

Constricting ring around nematode is formed by_____.

1. 1. Arthrobotrys
   2. Mildews
   3. Pleurotus ostreatus
   4. None of these

It has been estimated that in a normal person plasma constitutes about _____by volume of blood.

1. 1. 45%
   2. 55%
   3. 65%
   4. 70%

Functional units of lungs are called_____.

1. 1. Parabronchi
   2. Alveoli
   3. Air sacs
   4. All of these

Oxygen accounts for ____ % of totals human body mass?

1. 1. 0.16
   2. 0.4
   3. 0.65
   4. 0.70