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936. The most important requirement for the people of a flood hit area is :
A. small pox vaccination
B. BCG injection
C. inoculation against cholera
D. none of these
Explanation:
937. Mesons are found in :
A. Gamma rays
B. Laser beam
C. X-rays
D. Cosmic rays
Explanation:
938. Which of the following are true about kwashiorkar disease ? 1. It occurs in infants upto 1 year of age.2. It is characterised by oedema i.e. swelling of the body.3. The skin of the person suffering from it becomes dry and hair turns reddish.4. It can be cured by giving a protein-rich diet.
A. 1, 2 and 3
B. 2, 3 and 4
C. 1, 3 and 4
D. 1, 2 and 4
Explanation:
939. Which of the following elements are present in all proteins ? 1. Carbon 2. Hydrogen3. Oxygen 4. Nitrogen
A. 2 and 3
B. 1, 2 and 4
C. 1, 3 and 4
D. 1, 2, 3 and 4
Explanation:
940. What is the correct ascending order for frequencies of the following radiations ? 1. Visible 2. X-rays3. Ultraviolet 4. Radio waves
A. 1, 3, 2, 4
B. 3, 2, 4, 1
C. 4, 1. 3, 2
D. 4, 3, 1, 2
Explanation:
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