Everyday Science Most Important MCQs Three
Showing 91 – 100 of 115
Who discovered the Polio Vaccine?
- A. Jonas Salk
- B. Jaber Ibn Hayyan
- C. Selman Waksman
- D. None of these
If the level of atmospheric pollution increases:
- A. The length of the day will increases
- B. The length of the day will decreases
- C. The length of the day will remain same
- D. None of these
To which of the following chambers of the heart, is the aorta connected?
- A. Left ventricle
- B. Right ventricle
- C. Right auricle
- D. Left auricle
Which of the following is used as a lubricant?
- A. Graphite
- B. Silica
- C. Diamond
- D. Iron oxide
Symbol of Iron is ________?
- A. Na
- B. Fr
- C. Fe
- D. Zn
Speed of sound in air is ________ km/h?
- A. 1347
- B. 243
- C. 1235
- D. 1495
Vitamin C is essential for ________?
- A. Appetite
- B. Growth & repairing of tissues
- C. Muscles
- D. Brain
Long-sight defect could be corrected by using ________ lens?
- A. concave
- B. Convex
- C. diverging
- D. none of these
The most abundant element in the universe is ________?
- A. Oxygen
- B. Hydrogen
- C. Carbon Dioxide
- D. Silicon
When white light is passed through a prism, it splits into ________ colours.
- A. 5
- B. 6
- C. 7
- D. 8
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