Which gland of the human body produces insulin?

1. 1. Spleen
   2. Thyroid
   3. Pancreas
   4. Pituitary

Bamboo is a _____.

1. 1. Tree
   2. Grass
   3. Shrub
   4. Herb

During sleep a man’s blood pressure

1. 1. fluctuates
   2. increases
   3. decreases
   4. remains constant

The largest living bird is _____.

1. 1. Hen
   2. Duck
   3. Ostrich
   4. Peacock

The normal temperature of the human body is _____.

1. 1. 98.6°F
   2. 90°F
   3. 96°F
   4. 97.5°F

Total volume of blood in a normal human being is _____.

1. 1. 8-10 liters
   2. 8-9 liters
   3. 3-4 liters
   4. 5-6 liters

Tibia is a bone found in the _____.

1. 1. Face
   2. Arm
   3. Leg
   4. Skull

The shortest bone in the human body is _____.

1. 1. Stapes
   2. Vertebrae
   3. Phalages
   4. Metacarpals

The rate of growth of per capita income is equal to _____.

1. 1. Rate of growth of national income divided by the rate of growth of population
   2. Rate of growth of national income minus the rate of growth of population
   3. Growth in national income divided by the increase in population
   4. Rate of growth of national income

If saving exceeds investment, the national income will _____.

1. 1. remain constant
   2. fluctuate
   3. rise
   4. fall