#1. The process of transforming a used material in another form is known as
#2. The consequence of SULFUR DIOXIDE in atmosphere is to
#3. ____________ is the introduction of pollutants in the environment
#4. A storage unit of computer is called ________
#5. The class of lever of a __________ is the Second Class Lever"
#6. The common sources of air pollutants are the following except
#7. Which from the list is not a domestic tool produced by a blacksmith
#8. The transfer of Pollen Grains from anthers to the stigma is called ____________
#9. ______________ are tools used by a blacksmith
#10. An intersection of column and a row is called
#11. The ______________ is a gaseous layer that protect us from harmful rays from the sun.
#12. The consequence of SMOKE ND DUST is to __________________________
9,276 total views, 3 views today