GK / GS · Chapter 8
Reproduction, Genetics & Evolution PYQs
Why does a mango seed always grow into a mango tree, why does a child have her grandmother's eyes, and why do species change over millions of years?
Reproduction in Plants and Animals 1 PYQs
Human Reproduction and Contraception 2 PYQs
- In the context of reproductive technologies, what is the primary role of IVF (In Vitro Fertilization)?SSC Stenographer 2026 · 09 Sep 2026
- How many chromosomes does a normal human body cell contain?DSSSB 2026 · 22 Sep 2026
Heredity and Mendel's Laws 14 PYQs
- Who is known for discovering the basic rules of inheritance through experiments on pea plants?SSC Selection Post 2026 · 22 Sep 2026
- The process by which characteristics are transmitted from parents to offspring is called:SSC Selection Post 2026 · 18 Sep 2026
- Which term denotes an organism’s genetic constitution for a particular character?DSSSB 2026 · 23 Sep 2026
- What is the term for the transmission of traits from one generation to the next?DSSSB 2026 · 27 Sep 2026
- In what form are inherited characters present on chromosomes?DSSSB 2026 · 29 Sep 2026
- Which plant was used by Mendel for his experiments on inheritance?DSSSB 2026 · 03 Oct 2026
- Which scientist is credited with demonstrating the role of nucleotides in protein synthesis and helped crack the genetic code?DSSSB 2026 · 05 Oct 2026
- Which principle explains the occurrence of round green and wrinkled yellow seeds in the F₂ generation?DSSSB 2026 · 06 Oct 2026
- Which of the following laws states that when two pairs of traits are combined in a hybrid, segregation of one pair of characters is independent of…DSSSB 2026 · 08 Oct 2026
- By 1902, which two scientists observed that the behaviour of chromosomes during meiosis parallels the behaviour of genes and used this observation…DSSSB 2026 · 09 Oct 2026
- What is the basic unit of heredity in living organisms?DSSSB 2026 · 10 Oct 2026
- Which of the following was NOT one of the seven contrasting characters studied by Mendel?DSSSB 2026 · 10 Oct 2026
- Which principle explains why the recessive trait remains hidden in the heterozygous F1 generation?DSSSB 2026 · 15 Oct 2026
- In a case of complete dominance, in which genotypic conditions is the dominant phenotype expressed?DSSSB 2026 · 15 Oct 2026
Chromosomes, Sex Determination and Genetic Disorders 4 PYQs
- A fertilized egg, called a zygote, undergoes repeated cell divisions. The number of cells follows this pattern: 1 cell → 2 cells → 4 cells → 8 cells…SSC CGL 2026 · 28 Oct 2026
- A male child inherits his Y chromosome from which parent?DSSSB 2026 · 22 Sep 2026
- How many pairs of chromosomes are present in human beings?DSSSB 2026 · 24 Sep 2026
- Which of the following is a monogenetic disorder due to a single base-pair point mutation in the β-globin gene resulting in the substitution of the…DSSSB 2026 · 26 Sep 2026