Chandrayaan-3 Mission MCQ Set-2
Q20. What is the challenge during the Moon’s night for the rover and lander?
A. Lack of communication with Earth
B. Extreme solar radiation
C. Intense meteor showers
D. Absence of solar power and extremely low temperatures
Answer –D. Absence of solar power and extremely low temperatures
Explanation-
Q21. How cold can temperatures get during the Moon’s night?
A. -30 degrees Fahrenheit
B. -100 degrees Fahrenheit
C. -208 degrees Fahrenheit
D. -50 degrees Fahrenheit
Answer –C. -208 degrees Fahrenheit
Explanation-
Q22. What term was used to describe the phase of Chandrayaan-3’s landing?
A. The peaceful descent
B. The smooth touch-down
C. 20 minutes of excitement
D. 20 minutes of terror
Answer –D. 20 minutes of terror
Explanation-
Q23. What are the primary payloads carried by the Vikram lander and Pragyan rover?
A. Communication devices
B. Solar panels
C. Scientific instruments
D. Extra batteries
Answer –C. Scientific instruments
Explanation-
Q24. What was the main goal of the Vikram lander and Pragyan rover during their time on the Moon?
A. To set up a permanent base
B. To capture stunning photographs
C. To gather data for scientific research
D. To search for signs of life
Answer –C. To gather data for scientific research
Explanation-
Q25. What will Chandrayaan-3 accomplish during its operational timeframe on the moon?
A. It will build a permanent base on the lunar surface.
B. It will study the Earth’s atmosphere.
C. It will analyze the mineral composition of the lunar surface using a spectrometer.
D. It will search for signs of extraterrestrial life.
Answer –C. It will analyze the mineral composition of the lunar surface using a spectrometer.
Explanation-
Q26. What happens to Chandrayaan-3 at the end of the lunar day?
A. It continues its experiments throughout the lunar night.
B. It enters a low-power mode.
C. It ceases all activities and goes into hibernation.
D. It plunges into darkness and concludes its operations.
Answer –D. It plunges into darkness and concludes its operations.
Explanation-
Q27. What was the primary purpose of the instruments on Luna-25 and Chandrayaan-3’s Vikram lander?
A. Studying outer space galaxies.
B. Analyzing distant exoplanets.
C. Investigating the Martian atmosphere.
D. Studying the lunar regolith, exosphere, water, and minerals.
Answer –D. Studying the lunar regolith, exosphere, water, and minerals.
Explanation-
Q28. What feature did Luna-25 possess that allowed it to operate for a specific duration?
A. It had advanced solar panels.
B. It was powered by radio waves.
C. It had a radioisotope thermal generator.
D. It utilized wind energy.
Answer –C. It had a radioisotope thermal generator.
Explanation-
Q29. How long was the Luna-25 planned to be operational?
A. One lunar day
B. 14 Earth days
C. One Earth year
D. Indefinitely
Answer –C. One Earth year
Explanation-
Q30. Why won’t the Vikram lander and Pragyan rover survive the lunar night?
A. They lack communication equipment.
B. They are not equipped with proper solar panels.
C. They are not designed for extreme temperatures.
D. They lack the necessary power source during the lunar night.
Answer –D. They lack the necessary power source during the lunar night.
Explanation-
Q31. What resource, among others, were the instruments on both Luna-25 and Chandrayaan-3 designed to study?
A. Hydrogen gas
B. Helium-4
C. Oxygen molecules
D. Helium-3
Answer –D. Helium-3
Explanation-Helium-3 is a light and non-radioactive fusion fuel that is abundant on the Moon. It has been deposited in the lunar soil, or regolith, by the solar wind for billions of years. Scientists estimate that there are one million tons of helium-3 on the Moon
Q32. What significant achievement does the success of the Chandrayaan-3 mission represent?
A. First spacecraft to orbit the moon.
B. First spacecraft to land on the moon’s north pole.
C. First spacecraft to land on the moon’s south pole.
D. First spacecraft to explore Mars.
Answer –C. First spacecraft to land on the moon’s south pole
Explanation-
Q33. How might the success of Chandrayaan-3’s mission impact future lunar exploration?
A. It will encourage more missions to Mars.
B. It will lead to increased exploration of Earth’s oceans.
C. It will provide insights for future lunar missions and attract global attention.
D. It will focus on studying asteroids.
Answer –C. It will provide insights for future lunar missions and attract global attention.
Explanation-
Q34. What was the primary objective of Chandrayaan-1, launched in 2008?
A. To send a human crew to the moon.
B. To study Mars’ surface composition.
C. To explore the outer planets of the solar system.
D. To venture beyond Earth’s orbit and explore space.
Answer –D. To venture beyond Earth’s orbit and explore space.
Explanation-
Q35. What significant discovery was made by Chandrayaan-1 during its mission?
A. The presence of gold on the moon.
B. Detection of water on the lunar surface.
C. Signs of extraterrestrial life on Mars.
D. Identification of alien artifacts on the moon.
Answer –B. Detection of water on the lunar surface
Explanation-
Q36. How did Chandrayaan-1’s discovery of water on the moon impact other space programs?
A. It led to a decrease in interest in lunar exploration.
B. It prompted a rush to explore Earth’s oceans.
C. It influenced the plans of the U.S. and Chinese space programs for human lunar exploration.
D. It redirected efforts toward studying distant galaxies.
Answer –C. It influenced the plans of the U.S. and Chinese space programs for human lunar exploration.
Explanation-
Q37. Which upcoming U.S. mission is also targeting the lunar South Pole for landing?
A. Artemis 1
B. Artemis 2
C. Artemis 3
D. Artemis 4
Answer –C. Artemis 3
Explanation-
Q38. What important resource is speculated to be present in the shaded craters of the lunar South Pole?
A. Oil reserves
B. Precious gems
C. Water ice
D. Rare metals
Answer –C. Water ice
Explanation-
