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- Question
The blue colour of the clear sky is due to
Options- A. Diffraction of light
- B. Dispersion of light
- C. Reflection of light
- D. Refraction of light
- Correct Answer
- Dispersion of light
ExplanationA clear cloudless day-time sky is blue because molecules in the air dissipate blue light from the sun more than they dissipate red light. When we look towards the sun at sunset, we see red and orange hues on the grounds because the blue light has been scattered out and away from the line of sight.
- 1. First Olympic Games were held in
Options- A. 876 BC
- B. 798 BC
- C. 776 BC
- D. 898 BC Discuss
- 2. The minimum age required to become the prime minister of India is
Options- A. 25 years
- B. 30 years
- C. 40 years
- D. 35 years Discuss
- 3. India reached the final of the Davis Cup for the first time in...?
Options- A. 1964
- B. 1966
- C. 1970
- D. 1974 Discuss
- 4. Which of the following is tropical grassland?
Options- A. Taiga
- B. Savannah
- C. Pampas
- D. Prairies Discuss
- 5. Indian Cancer Research institute is located at
Options- A. New Delhi
- B. Calcutta
- C. Chennai
- D. Mumbai Discuss
- 6. The ratio of land to ocean in the southern hemisphere is
Options- A. 1 to 1.5
- B. 1 to 1
- C. 1 to 4
- D. 1 to 10 Discuss
- 7. How many players are there in Water Polo team?
Options- A. 4
- B. 5
- C. 6
- D. 7 Discuss
- 8. Gangubai hangal is the name associated with
Options- A. Literature
- B. Music
- C. Journalism
- D. Environment Discuss
- 9. The largest production of mica in Asia is from
Options- A. Indonesia
- B. Malaysia
- C. Myanmar
- D. India Discuss
- 10. Plants synthesis protein from
Options- A. starch
- B. sugar
- C. amino acids
- D. fatty acids Discuss
More questions
Correct Answer: 776 BC
Correct Answer: 25 years
Correct Answer: 1966
Correct Answer: Savannah
Correct Answer: Mumbai
Correct Answer: 1 to 4
Correct Answer: 7
Correct Answer: Music
Correct Answer: India
Correct Answer: amino acids
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