NEET Biology question
England in 1850s, *i*.*e*., before industrialization set in, it was observed that there were more white-winged moths on trees than dark-winged or melanised moths. However, in the collection carried out from the same area, but after industrialization, *i*.*e*., in 1920, there were more dark-winged moths in the same area, *i*.*e*., the proportion was reversed Predict the possible reason for such change
Solution
The evolution of the peppered moths over the last two hundred years has been studied in detail. Originally, the vast majority of peppered moths had light colouration, which effectively camouflaged them against the light-coloured trees and lichens which they rested upon. However, because of widespread pollution during
See the full step-by-step solution
Create a free account to read the complete working, and practise questions like this in a timed test.
Create a free account