List of top Questions asked in GATE EY- 2023

All else being equal, which one of the following population sizes (𝑁) and migration rates (𝑚) would result in the most genetic differentiation between populations (𝐹𝑠𝑡)? Note that 𝐹𝑠𝑡 is computed as 𝐹𝑠t=1/4𝑁𝑚+1

Which one or more of the following is/are prediction(s) or assumption(s) of the handicap principle for the evolution of sexual signals?

Overfishing reduced food availability for sea lions in California, causing a decline in their population size. In 1972, under the US Endangered Species Act, fishing was banned from sea lion foraging areas. Subsequently, the population of sea lions increased in a logistic form as shown in the figure.The per capita growth rate is highest in the interval ______ and the population growth rate is highest in the interval ____.

A locus at Hardy-Weinberg equilibrium in a diploid organism has n alleles. The maximum heterozygosity (i.e., proportion of heterozygotes) for this locus is

Match the diseases to the pathogens that cause them. Diseases Pathogens P) Avian malaria i) Virus Q) COVID-19 in humans ii) Plasmodium R) Chytrid disease in frogs iii) Mosquito iv) Fungus