Join our Telegram Channel

8000+ STATIC GK MCQs for SSC/ Railway/ PSC
1000 POLITICAL SCIENCE MCQS | EBook
Get 22 nos. GK EBooks | Combo Pack
Current Affairs Monthly Magazine -Subscribe Now!
1000 BIOLOGY MCQS AND ANSWERS | EBook
1000 ECONOMICS MCQS FOR EXAMS | EBook
Mughal Empire MCQs | EBook
ECONOMIC GEOGRAPHY MCQs | EBook
350 MCQs ON INDIAN CONSTITUTION | EBook

General Science Multiple Choice Questions and Answers for Staff Selection Commission Exams

Questions
86 At sun rise or sun set, the sun appears to be reddish while at mid day it looks white. This is because :
A The sun is colder at sun rise and sun-set
B At sun rise or sun-set it is nearer to the earth
C At sun rise it is fresh and at sun-set it is about to be set
D Scattering due to dust particles and air molecules causes this phenomenon.

Answer: Option [D]
87 In cage of a chemical change, what is generally affected ?
A Neutron
B Nucleus
C Proton
D Electron

Answer: Option [D]
Advertisement
88 Who invented the Transistor ?
A Edward Jenner
B J. Whinfield and J. Dickson
C Bardeen, Shockey and Brattain
D Banting, Macleod and Best

Answer: Option [C]
89 Energy can be released by an atomic fusion when :
A They have mutual repulsion
B The atoms fused have mutual attraction
C The nuclear mass of the atom formed is less than the combined mass of the atoms fused
D The nuclear mass of the atom formed is greater than the combined nuclear mass of fused atoms

Answer: Option [C]
90 The malarial parasite is transmitted to man by :
A The ice
B The flea
C The mosquito
D The fly

Answer: Option [C]
Advertisement

Chapters

General Knowledge

Month-wise Current Affairs 2022

Category-wise Current Affairs

Jobs by Qualification

Free Mock Test