GENERAL SCIENCE(CHEMISTRY) QUESTIONS For RRB ALP & TECHNICIAN DAY-7
GENERAL SCIENCE(CHEMISTRY) QUESTIONS For RRB ALP & TECHNICIAN DAY-7
Dear Bankersdaily Aspirants,
Hope you are preparing well for your RRB ALP & TECHNICIAN recruitment 2018 which is going to be held in the month of April/May of this year 2018.The Indian Railways has finally released the official notification announcing the Assistant Loco Pilot (ALP) & Technicians Recruitment. In the year 2018, Railways Recruitment Board or RRB will be recruiting to fill 26,502 vacancies for ALP and Technicians. This is a golden chance to grab a well secured job in the Indian Railways.
So its time for you people to boost your preparation to get a secured job in RRB as ALP & TECHNICIAN. Here are some important questions in Biology which will help to boost your preparation.
RRB ALP & TECHNICIAN recruitment 2018 Day-7
No.of Questions: 10
Timing: 5 minutes
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1) The concentration of reactants goes on decreasing as a chemical reaction proceeds. The rate of the chemical reaction is defined as the change in _______ of a reactant.
a) Concentration
b) Solution
c) Solvency
d) Both b and c
e) None of these
2) The chemical reaction in which heat is evolved is called as ______ reaction.
a) Atomic
b) Thermal
c) Exothermic
d) Endothermic
e) None of these
3) Those reactions in which heat is absorbed is called ______ reaction.
a) Endothermic
b) Atomic
c) Thermal
d) Exothermic
e) None of these
4) Compound NO is known as _______
a) Nitrogen oxide
b) Nitrogen monoxide
c) Nitric oxide
d) All of the above
e) None of these
5) Those chemical reactions which take place in the presence of light are called _______ reaction.
a) Thermal
b) Photochemical
c) Exothermic
d) Endothermic
e) None of these
6) Photosynthesis in plants is an example of ________ reaction.
a) Endothermic
b) Photochemical
c) Exothermic
d) All of the above
e) None of these
7) What are the characteristics of chemical reaction?
a) Formation of a Precipitate
b) Evolution of gas
c) Change in colour
d) All of the above
e) None of these
8) Name the various factors which can affect the rate of raction?
a) Concentration of reactants
b) Catalyst
c) Temperature
d) All of the above
e) None of these
9) Name the processin which the Catalyst Ni is used?
a) Preparation of Ether
b) Synthesis of NH
c)Synthesis of Vanaspati Ghee
d) Preparation of Chlorine gas
e) None of these
10) Those reactions in which two or more substances combine to form a single substance are called ______
a) Decomposition reaction
b) Endothermic reaction
c) Exothermic reaction
d) Combination reaction
e) None of these
Answer Keys
1) a) Concentration
2) c) Exothermic
3) a) Endothermic
4) d) All of the above
5) b) Photochemical
6)b) Photochemical
7) d) All of the above
8) d) All of the above
9) c)Synthesis of Vanaspati Ghee
10) d) Combination reaction
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