Related Questions

Pharmacists recently conducted a study with respect to the reasons their customers purchased eye drops to soothe eye dryness. Dry eyes were more frequently experienced by customers who wore contact lenses than by custorners who did not wear contact lenses. The pharmacists concluded that wearing contact lenses, by itself, can cause contact wearers to have dry eyes.
A An inherited condition can cause both weak eyesight and dry eyes
B Physical exertion causes dry eyes in many people who wear contact lenses.
C Most people who have dry eyes do not wear contact lenses.
D Most people who wear contact lenses do not have dry eyes.
Plexiglass (also called lucite) because of its high optical transparency is used for making lenses. It is chemically
A Polymethyl methacrylate (PMMA)
B Polytetraflouroethylene(PTFE)
C Polycarbonates
D Phenolic resins
Contact lenses for eyes are made of perspex, which is nothing but
A Polymethylmethacrylate
B Polystyrene
C Unsaturated polyester
D Polypropylene
Bees have compound eyes - almost 6000 tiny lenses.
A made of
B made in
C made on
D made up
Contact lenses are worn in one's-
A cameras
B eyes
C shoes
D clothes
Contact lenses are made from
A Teflon
B Polyvinyl chloride
C polystyrene
D Lucite
The computer has dramatically affected — photographic lenses are constructed.
A is the way
B that the way
C which way
D the way
City High School must put together a debating team consisting of four debaters.There are candidates of equal ability : X,Y and Z who are all seniors; and A,B,C and D who are all juniors..The school requires that there should be two seniors and two juniors in the team.It is also necessary that all of the debaters be able to work with one another. *Debaters Y and A cannot work together. *Debaters Z and C cannot work together. *Debaters A and B cannot work together. which of the following statements must be false? 1.Debaters Y and C are never selected together. 2.Debaters Z and D are never selected together. 3.Debaters Z and D are never selected together.
A Only I
B Only II
C Only III
D All of these
Improper usages of words. choose the option which indicates the sentences in which the underlined word(s) has/have been used incorrectly. i. You need to hear both sides of the story before "making up" your mind. ii. We are "making up" more beds as some unexpected guests have come. iii. The curtains are "make up" of Indian silk.
A i only
B ii only
C iii only
D ii and iii only
City High School must put together a debating team consisting of four debaters.There are candidates of equal ability : X,Y and Z who are all seniors; and A,B,C and D who are all juniors..The school requires that there should be two seniors and two juniors in the team.It is also necessary that all of the debaters be able to work with one another. *Debaters Y and A cannot work together. *Debaters Z and C cannot work together. *Debaters A and B cannot work together. If debater B is selected and debater Y is rejected,the team will consist of which foursome?
A X,Z,A and B
B X,Z,D and ?B
C X,Z,C and B
D None of these

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