Which of the following is a good conductor of electricty?

1. 1. Glass
   2. Graphite
   3. PVC
   4. Rubber

The protein content of edible portion of egg is _____.

1. 1. 17%
   2. 11.7%
   3. 13.3%
   4. 9%

When water is heated from 0°C to 10°C, the volume of water _____.

1. 1. first decreases, then increases
   2. first increases, then decreases
   3. increases steadily
   4. decreases steadily

Which of the following acids, secreted internally, helps in digestion?

1. 1. Sulphuric
   2. Citric
   3. Acetic
   4. Hydrochloric

In the balanced dietaries for a day of an adult working man, weights of carbohydrates food and total protein food (both superior and inferior) should be in order of _____.

1. 1. 600 gm and 420 gm respectively
   2. 420 gm and 420 gm respectively
   3. 420 gm and 600 gm respectively
   4. 600 gm and 600 gm respectively

The compound used in anti-malarial drug is _____.

1. 1. Neoprene
   2. Chloroquin
   3. Aspirin
   4. Isoprene

Which among the following is the richest source of ascorbic acid?

1. 1. Bean
   2. Apple
   3. Carrot
   4. Guava

Among the following food items, which one has the highest amount of carbohydrates?

1. 1. Apple
   2. Cabbage
   3. Banana
   4. Pea

Calcium content is maximum in _____.

1. 1. Bajra
   2. Maize
   3. Sorghum
   4. Wheat

The unit for measuring intensity of noise is called _____.

1. 1. Knot
   2. Decibel
   3. Ohm
   4. Calorie