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CONGLATULATIONS
TRY AGAIN
#1. The following are the ways to prevent negative effects causes by water except
#2. A system for sending and receiving message electronically over a computer network is called_________
#3. Which from the list is not an optical storage
#4. $ that sign is called
#5. Which from the list is not a waterborne disease
#6. The introduction of harmful substances in the environment is commonly known as
#7. The following are the external storage storage of a computer except
#8. The following are the types of germs except
#9. CHOOSE THE CORRECT ANSWER
#10. Anything we type from keyboard of computer like $, #, @,… are called
#11. An act of signing out of computer, database or an email account is called _______while An act of signing in of computer, database or an email account is called__________
#12. The protective cloth used by a carpenter to protect the Head is called
#13. The protective cloth used by a carpentry to protect the ears is called
#14. The water which is free from germs is called
#15. The introduction of harmful substances in the environment is commonly known as
#16. The microorganisms which cause diseases are called
#17. CHOOSE THE CORRECT ANSWER
#18. The main source of water on earth is______________
#19. _________________ is a part of computer used to store information and data.
#20. A person who build houses at construction sites is called
#21. An act of signing out of computer, database or an email account is called__________
#22. The _____________ protect the almost body part of the mason on the construction site
#23. We use ___________________ to make sweaters
#24. Tools used in agriculture are called
#25. The introduction of harmful substances in the environment is called
#26. ______________ are used to make some paper-based decorations
#27. An act of signing in of computer, database or an email account is called__________
#28. ______________ the computer storage which is not internal
P4 set unit2.simple machine