SOME BASIC CONCEPTS OF CHEMISTRY Quiz 3 1. Which of the following contrasting trait was not selected by Mendel during his experiment on garden peas? (A) Stem height (B) Flower height (C) Seed shape (D) Pod shape 2. What is the basis of heredity? (A) Heredity itself (B) Inheritance (C) Variation (D) All 3. Who is known as the Father of Genetics? (A) G.J. Mendel (B) T.H. Morgan (C) Watson and Crick (D) Griffith 4. One of the cause of variation is hidden in _______. (A) Asexual reproduction (B) Sexual reproduction (C) Cell cycle (D) Both A and B 5. Genetics deals with (A) Inheritance (B) Variation of characters (C) Both A and B (D) None 6. What does true-breeding pea lines signify? (A) Continuous cross pollination (B) Single self pollination (C) Continuous self pollination (D) Artificial pollination 7. Experimental period of Mendel on garden pea was of: (A) 7 years (B) 14 years (C) 14 months (D) 7 months 8. How many true breeding pea plant varieties Mendel selected for his experiment? (A) 7 (B) 14 (C) 14 pairs (D) 2 or 1 pair 9. Who for the first time uses mathematical logic and statistical analysis in biology? (A) Punnett (B) Morgan (C) Hugo de Vries (D) Mendel 10. The process by which characters are passed on from parents to progeny is called_____ (A) Heredity (B) Inheritance (C) Variation (D) Genetics 11. Which statement is incorrect regarding Mendel’s experiment on garden pea? (A) His experiments have small sampling size, which gave less credibility to the data that he collected. (B) He investigated characters in the garden pea plant that were manifested as two opposing traits. (C) From his experiments it is proved that his results pointed to general rules of inheritance rather than being unsubstantiated ideas. (D) He conducted hybridization experiments on garden peas for seven years. 12. Who proposed the laws of inheritance in living organisms? (A) G.J. Mendel (B) Morgan (C) Sutton and Boveri (D) Bateson 13. In which years did Mendel perform the experiments on garden Pea? (A) 1863-1870 (B) 1856-1863 (C) 1956-1970 (D) 1858-1865 14. Mendel conducted experiment using several true-breeding pea lines because: (A) It shows variation in trait inheritance which is important for studying the new generation. (B) It shows the stable trait inheritance and expression for several generations. (C) In true breeding pea plants characters will segregate in the progeny. (D) None of these 15. Indian breed of cow is: (A) Jersey (B) Boss taurus (C) Sahiwal (D) Hisardale 1 out of Time is Up! Time's up
