Embibe Experts Solutions for Chapter: Evolution, Exercise 2: KVPY PREVIOUS YEAR QUESTIONS

Fossils are most often found in which kind of rocks?

Insects constitute the largest animal group on earth. About $25-30\%$ of the insect species are known to be herbivores. In spite of such huge herbivore population, globally, green plants have persisted. One possible reason for this persistence is:

Species that are most effective at colonising new habitats show

In a large isolated population, alleles $\mathrm{p}$ and $\mathrm{q}$ at a locus are at Hardy Weinberg equilibrium. The frequencies are $\mathrm{p}=0.6$ and $\mathrm{q}=0.4.$ The proportion of the heterozygous genotype in the population is

The figure below demonstrates the growth curves of two organisms $\mathrm{A}$ and $\mathrm{B}$ growing in the same area. What kind of relation exists between $\mathrm{A}$ and $\mathrm{B}?$

In some species, individuals forego reproduction and help bring up another individual's offspring. Such altruistic behaviour CANNOT be explained by which of the following?

Lions in India are currently restricted to Gir, Gujarat. Efforts are being made to move them to other parts of the country. This is because they are MOST susceptible to extinction due to infectious diseases under the following conditions when present as

Forelimbs of whales, bats, humans and cheetah are example of which of the following processes?