Question

answer the question

Answer 1

FIRST PROBLEM is

i. TRAFFIC PROBLEM..

ii. IF THERE ARE NOT MORE SCHOOLS IN THAT AREA THEN STUDY PROBLEM WILL ALSO OCCUR

iii. AIR POLLUTION OCCUR

iv. AND MOST AND BIGGEST PROBLEM IS NOISE POLLUTION FOR STUDENTS....

Answer 2

problems like unemployment , pollution , problems in getting daily facilities etc are problems in areas of high population densities.
Hope it helps you