PRINCIPLES OF INHERITANCE AND VARIATION Quiz 5 1. Genes for flower position is situated on which chromosome number? (A) 1 (B) 4 (C) 5 (D) 7 2. How many linkage groups are present? (A) 14 (B) 7 (C) 4 (D) 2 3. Which of the following is the second Law of Mendel? (A) Law of Dominance (B) Law of Segregation (C) Law of Independent assortment (D) Codominance 4. (A) (B) (C) (D) 5. (A) (B) (C) (D) 6. When we crossed a dominant phenotype of F2 generation with homozygous recessive, all flowers were violet. What does it signify? (A) Unknown flowers are Heterozygous dominant. (B) Dominant genotype is TT (tall). (C) Unknown flowers are homozygous recessive. (D) Unknown flowers are homozygous dominant. 7. / (A) (B) (C) (D) 8. (A) (B) (C) (D) 9. (A) (B) (C) (D) 10. Ratio of monohybrid test cross is : (A) 1:2:1 (B) 1:1:1:1 (C) 3:1 (D) 50:50 11. All the seven contrasting traits Mendel used were present on how many chromosomes? (A) 14 (B) 7 (C) 4 (D) 5 12. How do we conclude that an unknown flower (Dominant phenotype) of F2 generation is Heterozygous? (A) by crossing with homozygous recessive and the result comes out with all flowers violet. (B) by crossing with homozygous it is recessive and results come out with half violet and half white. (C) by crossing with homozygous dominant and result come out with all flowers violet. (D) by crossing with homozygous dominant and result come out with half violet and half white. 13. Which of the following is the first law of Mendel? (A) Law of dominance (B) Law of segregation (C) Law of independent assortment (D) Codominance 14. // (A) (B) (C) (D) 15. (A) (B) (C) (D) 1 out of Time is Up! Time's up
