Question

true
or diesel. (Textbook page 152)
4. Match the columns :
Column 'A
Answers
(1) Smoke from vehicles
(2) Waste water from factories
Column 'B
(a) Water pollution
(b) Air pollution
(c) Noise pollution
5. Answer the following questions in one sentence each :
(1) Which are the different vehicles that man has invented ?
ans.
What has to be done to set up new colonies ?
S.
Which diseases do mosquitoes spread?​

Answer 1

Answer:

4. (1)=b, (2)=a.

Explanation:

5. Man has invented vehicles as cars, tractors, jeeps, bikes, motor cycles, etc..

To set up new colonies there should be access to food, water, clothes, and other essentials..

Mosquitoes spread malaria, dengue, chicken quinea.