Question

3. Put a tick mark ✓
in the box against the following statements if they
are true and a cross mark х
if they are false :
(1) The environment is polluted due to smoke from industries.
factories, power stations and auto vehicles.
(2) A short term average of temperature, humidity and rains of a
region is called 'weather'.
(3) Problem of climatic change has emerged due to the reduction in
greenhouse gases.
(4) The proportion of co, which was 275 PPM 100 years ago
has increased to 350 PPM at present.
(5) The proportion of nitrous oxide which was 270 PPM before, is
now 470 PPM.
(6) Beehives are disappearing fast due to global warming.
(7) Today, man is preserving the environment due to his activities.
(8) Every citizen of USA produces 20.6 metric tonnes of greenhouse gas.
ncd
each​

Answer 1

Answer:

(1) The environment is polluted due to smoke from industries, factories, power stations and auto vehicles. ✓

(2) A short term average of temperature, humidity and rains of a

region is called 'weather'.  х

(3) Problem of climatic change has emerged due to the reduction in

greenhouse gases.  х

(4) The proportion of co, which was 275 PPM 100 years ago

has increased to 350 PPM at present.  (don't know)

(5) The proportion of nitrous oxide which was 270 PPM before, is

now 470 PPM.  (don't know)

(6) Beehives are disappearing fast due to global warming.  (don't know)

(7) Today, man is preserving the environment due to his activities.  х

(8) Every citizen of USA produces 20.6 metric tonnes of greenhouse gas. (don't know)