Everyday Science Most Important MCQs Six
Showing 191 – 200 of 426
Which of the following is used in water purification?
- A. Reverse Osmosis
- B. Osmosis
- C. Cytolysis
- D. Turgor Pressure
Diamond is harder than Graphite because of __________?
- A. Difference in crystalline structure
- B. Tetrahedral structure of diamond
- C. Difference in layer of atoms
- D. None of these
Birth control pills contain synthetic ______?
- A. Sugars
- B. Hormones
- C. Vitamins
- D. Minerals
NASA scientists have recently detected water vapor on which Jupiter’s moon?
- A. Callisto
- B. Europa
- C. Io
- D. None
Which one of the following non-metals is not a poor conductor of electricity?
- A. Sulphur
- B. Selenium
- C. Bromine
- D. Phosphorus
The distance of a place South or North of equator is called __________?
- A. Longitude
- B. Latitude
- C. Aptitude
- D. None of these
Botany is also called ______?
- A. Phytology
- B. Phycology
- C. Pedology
- D. Plantophyta
Permanent hardness of water due to sulphate of metals can be destroyed by the use of ______?
- A. Zeolites
- B. Sulphonides
- C. Lime
- D. Nitrates
A mixture of sand and naphthalene can be separated by ______?
- A. Chromatography
- B. Fractional distillation
- C. Sublimation
- D. None of these
The scientific study of fingerprints is called ______?
- A. Dactylography
- B. Dactylology
- C. Dactyliology
- D. Dialectology
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