Chandrayaan-1 was the name of the first Indian lunar probe to be a part of the Chandrayaan programme. The Indian Space Research Organization started it in October 2008, and it ran from that time till August 2009. An impactor and an orbiter were part of the mission.
1. **What was Chandrayaan-1?
- A) Mars Rover
- B) Lunar Orbiter
- C) Space Telescope
- D) Satellite in geostationary orbit
- **Answer: B) Lunar Orbiter**
2. **When was Chandrayaan-1 launched?
- A) 2005
- B) 2007
- C) 2008
- D) 2010
- **Answer: C) 2008**
3. **Which space agency launched Chandrayaan-1?
- A) NASA
- B) ISRO
- C) ESA
- D) Roscosmos
- **Answer: B) ISRO**
5. **Which instrument aboard Chandrayaan-1 detected water molecules on the Moon?
- A) TMC
- B) SARA
- C) MIP
- D) Moon Impact Probe
- **Answer: A) TMC**
6. **Chandrayaan-1 confirmed the presence of water ice on which part of the Moon?
- A) South Pole
- B) Equator
- C) North Pole
- D) Mare regions
- **Answer: A) South Pole**
7. **Which country's flag was on Chandrayaan-1?
- A) India
- B) United States
- C) Russia
- D) China
- **Answer: A) India**
8. **How long did Chandrayaan-1 operate before the mission was abruptly terminated?
- A) 2 years
- B) 9 months
- C) 11 years
- D) 1 month
- **Answer: B) 9 months**
9. **Which of the following was NOT a scientific payload on Chandrayaan-1?
- A) M3
- B) Hubble Space Telescope
- C) C1XS
- D) SAR
- **Answer: B) Hubble Space Telescope**
11. **Which rocket launched Chandrayaan-1 into space?
- A) GSLV Mk III
- B) PSLV
- C) Ariane 5
- D) Falcon 9
- **Answer: B) PSLV**
12. **What was the weight of Chandrayaan-1 at launch?
- A) 1,380 kilograms
- B) 675 kilograms
- C) 2,565 kilograms
- D) 350 kilograms
- **Answer: B) 675 kilograms**
13. ** What was the expected duration of Chandrayaan-1's mission?
- A) 1 year
- B) 2 years
- C) 6 months
- D) 10 years
- **Answer: A) 1 year**
14. **Which of the following is not a crater explored by Chandrayaan-1?
- A) Tycho
- B) Copernicus
- C) Apollo
- D) Tsiolkovsky
- **Answer: C) Apollo**
15. **Which technology was a part of Chandrayaan-1, India's inaugural mission?
- A) A rover
- B) An orbiter
- C) A lander
- D) A sample return capsule
- **Answer: B) An orbiter**
16. **Which of the following did Chandrayaan-1 not carry onboard?
- A) Terrain Mapping Camera
- B) Hyper Spectral Imager
- C) Magnetometer
- D) Mars Rover
- **Answer: D) Mars Rover**
17 **What was the Chandrayaan-1's altitude above the lunar surface?
- A) 1000 km
- B) 100 km
- C) 500 km
- D) 200 km
- **Answer: D) 200 km**
18. **What was the Chandrayaan-1's main communication frequency band?
- A) S-band
- B) X-band
- C) C-band
- D) Ku-band
- **Answer: A) S-band**
19.Which Chandrayaan-1 instrument was used to measure the surface mineral composition of the Moon?
- A) SARA
- B) TMC
- C) SIR-2
- D) C1XS
- **Answer: D) C1XS**
20 **What notable discovery did Chandrayaan-1 make about the Moon's surface in 2009?
- A) Evidence of volcanic activity
- B) Confirmation of alien life forms
- C) Traces of water molecules
- D) Presence of a new moon orbiting the Moon
- **Answer: C) Traces of water molecules**
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