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HD Quiz powered by harmonic design

#1. Choose the correct property of air .

#2. ______________ is a work(moisten flour or clay) into dough or paste with hands

#3. Which from the list is not the source of carbon monoxide ?

#4. The process by which green plants make their own food is called _______________

#5. ________________ is the increase of of atmospheric temperature on earth's surface

#6. Anything we can see or touch is called _____________________

#7. The following are the properties of carbon monoxide except

#8. The following are the importance of wind in our daily life except

#9. Rare gases like Argon is useful in________________

#10. Choose the correct answer

#11. These are the importance of Carbon dioxide except

#12. The processed data is called _____________

#13. Oxygen occupies ___________ in the air

#14. The occupation of Nitrogen in air is __________

#15. An electronic machine used to input data and process them by after provide output result as information is know as_________

#16. The mixture of Oxygen, Carbon dioxide, Nitrogen ,Rare gases and other gases is called____________________

#17. The tree types of sound are the following except

#18. _____________ is a moving air

#19. The chemicals we use in agriculture are called _______________________

#20. The reflected sound is called__________________

#21. Nitrogen has the following importance except

#22. The percentage of rare gases in the air is______

#23. The growing of seed into seedlings or young plant is commonly known as___________

#24. The growing of crops and the keeping of animal is commonly known as________________

#25. Which from the list is not a type of wind?

#26. Choose the correct property of air .

#27. Choose the correct property of air .

#28. These are the uses of Oxygen except

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