DSSSB TGT Heredity — practice questions
15 free MCQs with worked solutions. Tap any question for the answer + explanation, or practice them all in the app.
Practice DSSSB TGT Heredity in the app →Who is known as the Father of Genetics?In Mendel's monohybrid cross, the phenotypic ratio in F₂ generation was:The phenotypic ratio in F₂ of a dihybrid cross is:How many pairs of chromosomes are there in a human somatic cell?What is the genotype of a heterozygous tall pea plant?Which statement BEST defines Mendel's law of segregation?Sex of a human child is determined by the chromosome contributed by:Which of the following is an ACQUIRED trait, not an inherited one?In a cross between two heterozygous tall pea plants (Tt × Tt), what fraction of the offspring will be pure dwaWhich pair of alleles correctly represents a homozygous condition?Mendel's law of independent assortment applies to:In a dihybrid cross with 9:3:3:1 ratio of offspring, what fraction shows both recessive traits?Why are children of consanguineous (closely related) marriages at HIGHER risk of recessive genetic disorders?Which of these is NOT possible for the offspring of a TT × tt cross?A man with blood group AB marries a woman with blood group O. The possible blood groups of their children are: