KCET 2019 Biology Solved Paper

© examsiri.com

Question : 20 of 60

Marks: +1, -0

In an area where DDT has been used extensively, the population of birds declined significantly because:

Birds became vulnerable to predators.
Birds stopped laying eggs.
Many of the eggs laid by birds showed pre-matured breaking.
Earthworms in the area got eradicated

Go to Question:

Prev Question

Next Question