How has $DDT$ caused a decline in bird population?
(N/A) High concentrations of $DDT$ disturb calcium metabolism in birds.
- It causes thinning of eggshells and their premature breaking.
- This eventually leads to a decline in bird populations.
- It causes thinning of eggshells and their premature breaking.
- This eventually leads to a decline in bird populations.
Explore More
Similar Questions
Which of the following metals causes harmful effects?
Easy
View Solution$dB$ is a standard abbreviation used for the quantitative expression of
Photochemical smog formed in congested metropolitan cities mainly consists of
Medium
View SolutionDiscuss Euro $III$ norms.
Medium
View SolutionEutrophication includes all,except
Medium
View SolutionVedclass Products
For Students
Vedclass Test Series
Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.
Start Free TrialFor Teachers
Exam Paper Generator
Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.
Try FreeFor Institutes
Online Exam Module
Live online exams with unlimited students, 360° analytics & white-label branding.
See Demo