BCG vaccination (Bacillus Calmatte Guerine) is injected to get immunity from _____.

1. 1. Tuberculosis
   2. Polio
   3. Small pox
   4. Cholera

Which of the following tests helps in diagnosis of cancer?

1. 1. Biopsy test
   2. Blood test
   3. X-ray
   4. Urine test

Which of the following will you use to remove rust stains on cloth?

1. 1. Kerosene oil
   2. Alcohol
   3. Lime
   4. Oxalic Acid solution

As we climb up the mountain, the atmospheric pressure will _____.

1. 1. increase
   2. decrease
   3. remain the same
   4. depend upon the weather

The acid commonly present in lemon and grapefruit is _____.

1. 1. Citric acid
   2. Tartaric acid
   3. Ascorbic acid
   4. Lactic acid

Which one of the following changes is a physical change?

1. 1. Conversion of alcohol into vinegar
   2. Conversion of milk into curd
   3. Conversion of sugarcane juice into alcohol
   4. Conversion of milk into ice cream

The safety fuse should have _____.

1. 1. Low resistance and high melting point
   2. High resistance and low melting point
   3. High resistance and high melting point
   4. Low resistance and low melting point

The raw material used for the manufacturing of Glass and Cement is _____.

1. 1. Limestone
   2. Gypsum
   3. Clay
   4. Washing Soda

Which of the following human bones is the knee bone?

1. 1. Calvicle
   2. Phalanx
   3. Stapes
   4. Patella

Tooth decay is caused by _____.

1. 1. Formalin
   2. Salt
   3. Sugar
   4. Calcium