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RRB JE 2019: GS Revision Quiz 3

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Question 1

What happens to stomata when water enters guard cells______

Question 2

What type of force acts on a car moving around a curve?

Question 3

The molecular mass of a gas is ______

Question 4

The vitamin necessary for coagulation of blood is-

Question 5

Which of the these travels in glass with minimum velocity?

Question 6

Decane has how many many hydrogen atoms ?

Question 7

Amino acids are required for the synthesis of ________.

Question 8

What will be the focal length of the spherical mirror of radius of curvature of 50 cm?

Question 9

The maximum number of structural isomers possible for the hydrocarbon having the molecular formula C₄H₆, is

Question 10

Which virus can reproduce without killing its host?

Question 11

What is the force behind the working principle of Cream separator?

Question 12

Artificial perfumes are prepared by _______.

Question 13

For immunity against which of the following diseases is BCG vaccine given:

Question 14

What is the SI unit of Force?

Question 15

What is an exothermic reaction?

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