Punjab 12th Class Biology Chapter 22 Variation and Genetics MCQs Test Online Punjab 12th Class Biology Chapter 22 Variation and Genetics MCQs Test Online 12345678910 Question 1 of 10Biology 1. Which of the following condition is hybrid1.TT2.tt3.All of these4.TtQuestion 1 of 10Question 2 of 10 2. The position of a gene on chromosome is called1. Locus2.Location3.Habitat4.PositionQuestion 2 of 10Question 3 of 10 3. How many pairs of homologous chromosomes are present in Pisum sativum1.Five pairs2. Six pairs3.Eight pairs4.Seven pairsQuestion 3 of 10Question 4 of 10 4. Which of the following is monohybrid cross1.TT x tt2.TTYy x Ttyy3.None of these4.Both of theseQuestion 4 of 10Question 5 of 10 5. Filial is a Latin word. It means1.Issue2.Spring3.Progeny4.DescendentQuestion 5 of 10Question 6 of 10 6. How many genes control Rh blood group system?1.Three2.Four3.Two4.OneQuestion 6 of 10Question 7 of 10 7. The gene which controls ABO group has how many alleles in an individual1.Four2.Two3.One4.ThreeQuestion 7 of 10Question 8 of 10 8. In which of the following cases, genotypic and phenotypic ratio will remain same in F2 generation1.Law of Segregation 2.Incomplete dominance3.Law of independent assortment4.Test crossQuestion 8 of 10Question 9 of 10 9. A pea plant with yellow seed was crossed to a plant having green seeds. What will happen in F1; if plants are true breeding1.All seeds will be yellow2. Both will be present in ratio of 1:2:13.All the seeds will be green4.Half of seeds will be yellow Question 9 of 10Question 10 of 10 10. Which of the following characters of pea plant is dominant?1.Yellow pods2.Wrinkled seeds3.Axial flowers4.White flowersQuestion 10 of 10 Loading... Test By Subject Punjab Test By Topics 12th Class Biology You Can Learn and Gain more Knowledge through our Online Quiz and Testing system Just Search your desired Preparation subject at Gotest.