Subject :NSO Class : Class 7
Read the given statements and select the correct option.
Statement 1 : Forests are known as "green lungs".
Statement 2 : Plants absorb CO2 from the atmosphere
and release O2, which purify the air. This helps to maintain
the balance between O2 and CO2 in the atmosphere.
A Both statements 1 and 2 are true and statement 2
is the correct explanation of statement 1.
B Both statements 1 and 2 are true but statement 2
is not the correct explanation of statement 1.
C Statement 1 is true and statement 2 is false.
D Both statements 1 and 2 are false.