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- Question
How many Constitutional Amendments to the Constitution of India have been made so far?
Options- A. 122
- B. 121
- C. 120
- D. 119
- Correct Answer
- 122
- 1. Who synthesized the first wholly artificial gene?
Options- A. Hargobind Khorana
- B. J.J. Thompson
- C. Benjamin Franklin
- D. Meghnad Saha Discuss
- 2. The planets that are called superior planets are
Options- A. Mercury, Venus, Earth, Mars and Jupiter
- B. Jupiter, Saturn, Uranus, Neptune and Pluto
- C. Mercury, Pluto, Venus, Neptune and Earth
- D. Earth, Uranus, Mars, Saturn and Jupiter Discuss
- 3. Which of the following metals forms an amalgam with other metals?
Options- A. Tin
- B. Mercury
- C. Lead
- D. Zinc Discuss
- 4. The Paithan (Jayakwadi) Hydro-electric project, completed with the help of Japan, is on the river
Options- A. Ganga
- B. Cauvery
- C. Narmada
- D. Godavari Discuss
- 5. LPG consists of mainly
Options- A. methane, ethane and hexane
- B. ethane, hexane and nonane
- C. methane, hexane and nonane
- D. methane, butane and propane Discuss
- 6. Rainbow is produced when sunlight fall on drops of rain. Which of the following physical phenomena are responsible for this?
- Diffusion
- Refraction
- Internal reflection
Options- A. I, II and III
- B. I and II
- C. II and III
- D. I and III Discuss
- 7. The principal copper deposits of India lie in which of the following places?
Options- A. Hazaribag and Singbhum of Bihar
- B. Khetri and Daribo areas of Rajasthan
- C. Anantapur in Andhra Pradesh
- D. Siwaliks in Uttar Pradesh and in Karnataka Discuss
- 8. What kind of data can you send by e-mail?
Options- A. Audio
- B. Pictures
- C. Video
- D. All of the above Discuss
- 9. The ELECTRIC BATTERY, who's charged with inventing this one?
Options- A. Hertz
- B. Amper
- C. Galvani
- D. Volta Discuss
- 10. What African-American inventor received 5 patents in the field of shoemaking?
Options- A. Elijah McCoy
- B. Jan Ernst Matzeliger
- C. Ernest Just
- D. Lewis Latimer Discuss
More questions
Correct Answer: Hargobind Khorana
Correct Answer: Jupiter, Saturn, Uranus, Neptune and Pluto
Correct Answer: Mercury
Correct Answer: Godavari
Correct Answer: methane, butane and propane
Correct Answer: II and III
Correct Answer: Hazaribag and Singbhum of Bihar
Explanation:
India's copper ore reserves have been estimated at 400 million tonnes, with a metal content of 5 million tones. The principal copper belt of India lies in Singhbhum and Hazaribagh in Jharkhand. The mining centres are located at Mosabani, Ghatsila, Thobani and Badia of Singbhbum, Hazaribagh of Bihar, the Khetri and Dariba areas of Rajasthan, and Agnigundala of Andhra Pradesh. Total production is 2.6 million tones.
Correct Answer: All of the above
Correct Answer: Volta
Explanation:
Italian, Alessandro Volta discovered the first practical battery in 1800. Life would be very different without batteries.
Correct Answer: Jan Ernst Matzeliger
Explanation:
Matzeliger never benefited financially from his inventions. He died in 1889 at the age of 37 from tuberculosis.
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