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General Science - Questions and Answers

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891. Which of the following was to be discovered first in the chromosphere of the sun ?
A. Xenon
B. Helium
C. Neon
D. Krypton
Explanation:
892. Which of the following tests helps in diagnosis of cancer ?
A. X-ray
B. Urine test
C. Blood test
D. Biopsy test
Explanation:
893. Consider the following statements : 1. The spider is an insect2. The spider has eight legs3. The spider has no wingsWhich of these statements is/are correct ?
A. 1 and 3
B. 2 and 3
C. 2 only
D. 3 only
Explanation:
894. Which of the following statements are correctly associated with ultrasonic waves ? 1. These are the acoustic waves of frequencies more the 20,000 Hertz.2. When possible to use, these waves are preferred over X-rays for getting an image of internal organs because they are not harmful3. Their velocity is more than the velocity of sound
A. 1 only
B. 1 and 2
C. 2 and 3
D. 1 and 3
Explanation:
895. What is the importance of roughage in our diet ? 1. It helps in retaining water in the body2. It is necessary for normal functioning of the liver 3. It adds bulk to the food and prevents constipation
A. 1 and 2
B. 2 and 3
C. 1 and 3
D. 3 only
Explanation:
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