In the dynamic world of science and technology, knowledge about significant inventions and discoveries is crucial. For candidates preparing for OSSSC OSSSC RI,ARI, Amin, SFS, ICDS Supervisor exams, understanding these breakthroughs is essential. This article presents 30 Multiple Choice Questions (MCQs) on inventions and discoveries at a moderate difficulty level, offering a comprehensive test for aspirants.
Top 30 Inventions and Discoveries MCQs for OSSSC OSSSC RI,ARI, Amin, SFS, ICDS Supervisor
These 30 Inventions and Discoveries MCQs aim to assess your knowledge of groundbreaking innovations in science and technology. Regular practice of such questions will not only help you in acing OSSSC OSSSC RI,ARI, Amin, SFS, ICDS Supervisor exams but also enhance your overall awareness of significant contributions to human progress.
1. Who suggested that “everyone has a specific blood group”?
(a) Louis Pasteur
(b) Mendel
(c) Darwin
(d) Landsteiner
Ans: (d) Landsteiner
2. Who was the Polio Vaccine’s discoverer?
(a) Darwin
(b) Jonas Salk
(c) Louis Pasteur
(d) Eli Whitney
Ans: (b) Jonas Salk
3. Who is the bacteriology founder?
(a) Robert Koch
(b) Louis Pasteur
(c) Edward Jenner
(d) Landsteiner
Ans: (b) Louis Pasteur
4. Who discovered the TB antibiotic “streptomycin”?
(a) Joseph Lagrange
(b) Selman Waksman
(c) Linda Buck
(d) James Croll
Ans: (b) Selman Waksman
5. Who invented hybridoma technology for the first time?
(a) Landsteiner
(b) Fire and Mello
(c) Kohler and Milstein
(d) D’Herelle
Ans: (c) Kohler and Milstein
6. Which one of the following scientists invented the first antibiotic?
(a) Alexander Fleming
(b) W Fleming
(c) Louis Pasteur
(d) C Waksman
Ans: (a) Alexander Fleming
7. When did Robert Koch receive the Nobel prize for his work on isolating the tuberculosis bacterium?
(a) 1905
(b) 1906
(c) 1907
(d) 1910
Ans: (a) 1905
8. Who is the founder of Bacteria?
(a) Robert Koch
(b) Louis Pasteur
(c) Antonia Van Leeuwenhoek
(d) A.Fleming
Ans: (c) Antonia Van Leeuwenhoek
9. Who has authored the book “Anatomical Study of the Motion of the Heart and of the Blood in Animals”?
(a) William Harvey
(b) James Watson and Francis Crick
(c) Robert Hooke
(d) Louis Pasteur
Ans: (a) William Harvey
10. Who discovered the double helix structure of DNA?
(a) Louis Pasteur
(b) James Watson and Francis Crick
(c) Robert Hooke
(d) All of the Above
Ans: (b) James Watson and Francis Crick
11. Which biologist has discovered the word cell?
(a) Robert Hooke
(b) Robert Brown
(c) Louis Pasteur
(d) None of these
Ans: (a) Robert Hooke
12. Who was the father of DNA fingerprinting in India?
(a) Sir Alec John Jeffreys
(b) R. Mishra
(c) Susruta
(d) Lalji Singh
Ans: (d) Lalji Singh
13. Which one of the following scientists discovered insulin?
(a) S.A. Waksman
(b) Frederick Banting
(c) Ronald Ross
(d) Edward Jenner
Ans: (b) Frederick Banting
14. Which one of the following instrument is used to measure the density of milk?
(a) Polarimeter
(b) Glactometer
(c) Calciometer
(d) Lactometer
Ans: (d) Lactometer
15. How many DNA molecules are there in each chromosome?
(a) One
(b) Two
(c) Ten
(d) Infinite
Ans: (a) One
16. In which year the word Cell was used?
(a) 1665
(b) 1666
(c) 1667
(d) 1668
Ans: (a) 1665
17. The concept of ‘Ecological Transition’ was first used by whom?
(a) Elton
(b) Bennett
(c) Berkeley
(d) Ratzel
Ans: (b) Bennett
18. Into how many groups are plants divided?
(a) 6
(b) 7
(c) 5
(d) 4
Ans: (c) 5
19. Who among the following invented the vaccine for smallpox?
(a) Robert Koch
(b) Edward Jenner
(c) Robert Hooke
(d) Louis Pasteur
Ans: (b) Edward Jenner
20. By what name is the research on the blood circulatory system known?
(a) Angiology
(b) Cardiology
(c) Hematology
(d) Osteology
Ans: (a) Angiology
21. Who invented Insulin?
A) Jenner
B) Banting, Charles Best
C) William Colf
D) Walton Willey
Ans: B) Banting, Charles Best
22. Who invented X-Ray?
A) Rontgen
B) Alexander
C) Jagadish Chandrabose
D) Ismark
Ans: A) Rontgen
23. Who invented Chloroform?
A) Alexander
B) William Colf
C) James Simpson
D) Finle
Ans: C) James Simpson
24. Who invented Crescograph?
A) Davidson
B) William Harvey
C) James Illan
D) Jagadish Chandrabose
Ans: D) Jagadish Chandrabose
25. Who invented Thermometer?
A) Watson
B) Galileo
C) Ericson
D) Waxman
Ans: B) Galileo
26. Who invented Penicillin?
A) Robert Koch
B) James Stalk
C) Alexander Fleming
D) Johan E Salk
Ans: C) Alexander Fleming
27. Who invented Antigen?
A) Karl Landsteiner
B) Harrison and Sympson
C) Banting
D) Stenach
Ans: A) Karl Landsteiner
28. Who invented Blood Transfer?
A) Robert Koch
B) Karl Landsteiner
C) James Watson
D) Pincus
Ans: B) Karl Landsteiner
29. Who invented Heart Transplantation?
A) Pincus
B) Iwanyaan
C) Christian Bernard
D) Ronald Ross
Ans: C) Christian Bernard
30. Who invented treatment for Diarrhoea?
A) Holst
B) Selman Waksmann
C) Guerin Calmatte
D) Kitajato
Ans: D) Kitajato
