MCQs in Genetics With Answer Key | Ch. Discoveries in Genetics

 

1. That plants reproduce sexually was first reported by

a. Gregor Mendel                                                             b. Aristotle

c. Nehemiah Grew                                                           d. Joseph Kolreuter

2. A pioneer in plant breeding experiments was

a. Gregor Mendel                                                            b. Aristotle

c. Nehemiah Grew                                                          d. Joseph Kolreuter

3. The founder of modern genetics is

a. Gregor Mendel                                                            b. Aristotle

c. Nehemiah Grew                                                          d. Joseph Kolreuter

4. The cell nucleus was first described by

a. Gregor Mendel                                                           b. Robert Brown

c. Matthis Schleiden                                                      d. Charles Darwin

5. The heredity is fundamental for evolution was explained by

a. Gregor Mendel                                                          b. Robert Brown

c. Matthis Schleiden                                                     d. Charles Darwin

6. The division of chromosomes was first observed by

a. Robert Brown                                                            b. August Weismann

c. Walter Flemming                                                      d. Charles Darwin

7. Mitosis was first described by

a. Robert Brown                                                           b. August Weismann

c. Walter Flemming                                                     d. Charles Darwin

8. The germ-plasm theory of inheritance was proposed by

a. Robert Brown                                                           b. August Weismann

c. Walter Flemming                                                     d. Charles Darwin

9. Gregor Mendel first published his principles of heredity in

a. 1866                                                                         b. 1966

c. 1800                                                                         d. 1900

10. Gregor Mendel’s principles of heredity were rediscovered in

a. 1866                                                                        b. 1900

c. 1966                                                                       d. 1800

11. The discovery that genes were located on chromosomes was done by

a. Walter Sutton                                                      b. Gregor Mendel

c. Thomas H. Morgan                                              d. Ronald A. Fisher

12. The first genetic mutations were reported by

a. Walter Sutton                                                      b. Gregor Mendel

c. Thomas H. Morgan                                             d. Ronald A. Fisher

13. The first DNA sequencing technique was described by

a. Kholer and Milstein                                           b. Sutton and Boveri

c. Gilbert and Sanger                                            d. Watson and Crick

14. The Polymerase Chain Reaction technique was developed by

a. James Watson                                                    b. Kary Mullis

c. Kholer                                                                  d. Walter Sutton

15. The biologist who described life as a river of DNA that runs through time, connecting all organisms past and present is

a. Gregor Mendel                                                 b. Carl Sagan

c. Richard Dawkins                                               d. Thomas H. Morgan

16. The theory of natural selection was announced jointly by Charles Darwin and

a. Alfred Russel Wallace                                      b. Gregor Mendel

c. Archibald Garrod                                              d. Hugo de Vries

17. Charles Darwin published ‘The Origin of Species’ in the year

a. 1853                                                                   b. 1859

c. 1900                                                                   d. 1905

18. Mendel’s principles of inheritance were independently rediscovered by

a. Carl Correns                                                      b. Hugo de Vries

c. Erich von Tschermak                                       d. All the above

19. Chromosomal basis for sex determination as XX and XY was independently described by

a. Nettie Stevens and Edmund Wilson             b. Carl Correns and Hugo de Vries

c. Watson and Crick                                             d. Kholer and Milstein

20. Inborn errors of metabolism were described by

a. Thomas Hunt Morgan                                  b. Fred Griffith

c. Archibald Garrod                                          d. Hermann J. Muller

 

 ANSWERS FOR THE MCQs: