Q. Consider the following statements regarding NISAR Mission:
1.It is a joint earth observation satellite mission developed by NASA and ISRO.
2.It aims to map the entire earth’s surface every 12 days.
3.It will provide consistent data for natural hazards including earthquakes, tsunamis, volcanoes and landslides.
How many of the above statements are correct?
Quarterly-SFG-Jan-to-March
Red Book

[A] Only one

[B] Only two

[C] All three

[D] None

Answer: C
Notes:

Explanation: All Statements are correct

Statement 1 is correct: NISAR (NASA-ISRO Synthetic Aperture Radar) is a joint Earth observation satellite mission developed by NASA and ISRO under a bilateral agreement signed in 2014.

Statement 2 is correct: NISAR aims to map the entire Earth’s surface every 12 days, enabling high-frequency, precise, and repeat observations.

Statement 3 is correct: It will monitor ecosystem changes, ice sheet dynamics, vegetation patterns, sea level rise, and groundwater variation, and will track natural hazards like earthquakes, volcanoes, tsunamis, and landslides.

Source: IE


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