Question

The cause of greenhouse effects is:

(i) global warming
(ii) burning of coal
(iii) cutting down trees
(iv) too much carbon dioxide in the atmosphere

Answer 1

Answer:

ALL THE ABOVE

all the above options are correct and are the cause for Green House effect

Answer 2

Answer:

1. global warming

Explanation:

this cause the green house effect i hope this helps you from my side