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Imp RRB Science Questions -2

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Question 1

Which blood group is universal donor?

Question 2

What is the numerical value of the Avogadro constant?

Question 3

Who is known as the father of periodic table?

Question 4

Which of the following pair is INCORRECT?
I. Parsec - Distance
II. Barrel - Liquid
III. Light year - Time

Question 5

What is the name of the first Super Computer of the world?

Question 6

On which principle does the hydraulic lift works?

Question 7

Who is known as the ‘Father of Email’?

Question 8

Write the full form of THAAD?

Question 9

What is the common name of CaOCl2?

Question 10

What does ‘B’ stand for in BIOS program which is stored in ROM?

Question 11

By which method, glucose is converted into alcohol?

Question 12

Process of gaining electrons is known as _____.

Question 13

What happens in an oxidation reaction?

Question 14

What is Polygraph?

Question 15

Which among the following is not an input device?

Question 16

Who discovered electron?

Question 17

In MICR, what does 'I' stands for?

Question 18

Minamata disease is a nervous disorder caused by eating fish, polluted with _______.

Question 19

What is the scientific name of Giant panda?

Question 20

Which of the following is an ore of iron?
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