Question

5. The weight of the body on which work is to be done
a) Effort
b) Lever
c) Pulley
d) Load


6 Gas which absorbs harmful rays of the sun
a) Oxygen
b) Neon
c) Carbon
d) Ozone


7. The process of purifying water involving evaporation and condensation
a) Sedimentation
b) Filtration
c) Distillation
d) Coagulation


8. The contamination of the natural environment due to human activities
a) Deforestation
b) Pollution
c) Afforestation
d) None of these​

Answer 1

Answer:

6. d) ozone

7. c) distillate

hope it helps

Answer 2

Answer:

1)c

2)d

3)c

4)b

is it correct ?