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MCQs

Total Questions : 60 | Page 2 of 6 pages
Question 11. Who is known as the Father of Genetics?
  1.    Erich Tschemark
  2.    Carl Correns
  3.    Gregor Johann Mendel
  4.    Hugo de Vries
 Discuss Question
Answer: Option C. -> Gregor Johann Mendel
Answer: (c).Gregor Johann Mendel
Question 12. Mendel discovered factors which remain its identity in a hybrid, these factors are _______
  1.    Genes
  2.    Alleles
  3.    DNA
  4.    Chromosomes
 Discuss Question
Answer: Option A. -> Genes
Answer: (a).Genes
Question 13. Mark the INCORRECT statement about Pisum sativum?
  1.    Long life cycle
  2.    Easy hybridization
  3.    Bisexual flower
  4.    Well-defined discrete characters
 Discuss Question
Answer: Option A. -> Long life cycle
Answer: (a).Long life cycle
Question 14. What is an allele?
  1.    Characteristics of an organism
  2.    Alternate forms of genes
  3.    Homologous chromosomes
  4.    Pair of centrioles
 Discuss Question
Answer: Option B. -> Alternate forms of genes
Answer: (b).Alternate forms of genes
Question 15. Which of the following specimen was chosen by Mendel for his experiment?
  1.    Drosophila
  2.    Fly
  3.    Rat
  4.    Pisum sativum
 Discuss Question
Answer: Option D. -> Pisum sativum
Answer: (d).Pisum sativum
Question 16. Which of the following describes the inheritance controlled by cytoplasmic genes?
  1.    Extranuclear inheritance
  2.    Heritability
  3.    Environmental factors
  4.    Complex trait
 Discuss Question
Answer: Option A. -> Extranuclear inheritance
Answer: (a).Extranuclear inheritance
Question 17. Which of the following is NOT true for cytoplasmic inheritance?
  1.    Reciprocal cross is always different
  2.    Unequal contribution from male and female gametes
  3.    It follows a Mendelian pattern of inheritance
  4.    Do not show segregation for traits
 Discuss Question
Answer: Option C. -> It follows a Mendelian pattern of inheritance
Answer: (c).It follows a Mendelian pattern of inheritance
Question 18. What is a petite mutant?
  1.    Defective mitochondrial function of yeast
  2.    Plastid function mutant
  3.    Dwarfism
  4.    Maternal effect genes
 Discuss Question
Answer: Option A. -> Defective mitochondrial function of yeast
Answer: (a).Defective mitochondrial function of yeast
Question 19. Which of the following is NOT the type of petite mutant?
  1.    Nuclear
  2.    Neutral
  3.    Suppressive
  4.    Polygene
 Discuss Question
Answer: Option D. -> Polygene
Answer: (d).Polygene
Question 20. Name the effect which shows the determination of character by the genotype of a female parent?
  1.    Cytoplasmic male sterility
  2.    Probability
  3.    Random mating
  4.    Maternal effect
 Discuss Question
Answer: Option D. -> Maternal effect
Answer: (d).Maternal effect

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