White blood cells act _____.

1. 1. for blood clotting
   2. as source of energy
   3. as defence against infection
   4. as a medium for oxygen transport from lungs to tissues

Deficiency of sodium and potassium causes _____.

1. 1. Muscular cramps
   2. Headache
   3. Diarrhea
   4. All of these

Turnip is a root described as _____.

1. 1. Napiform
   2. Conical
   3. Fusiform
   4. Tuberous

Laws of Heredity were discovered by _____.

1. 1. Darwin
   2. Borpamin Franklin
   3. Mendel
   4. None of these

There are approximately _____ muscles in human body.

1. 1. 500
   2. 700
   3. 350
   4. 650

Insulin in human body is produced in _____.

1. 1. Kidney
   2. Liver
   3. Pancreas
   4. None of these

By taking pulse rate of the human body a doctor determines _____.

1. 1. Condition of the liver
   2. Amount of blood in the body
   3. Heart beat
   4. Check the lungs

Potato is a modified form of _____.

1. 1. Stem
   2. Root
   3. Fruit
   4. Leaf

Ginger is an example of _____.

1. 1. Corm
   2. Bulb
   3. Tuber
   4. Rhizome

The organ that filters blood in human body is _____.

1. 1. Heart
   2. Kidneys
   3. Spleen
   4. Liver