The satellite SARAL is a/an _____.
Answer & explanation
Correct answer: option 4
The correct answer is Option (4) → Earth Observation Satellite to study oceanography
SARAL (Satellite with ARgos and ALtiKa) is a joint mission of ISRO and the French space agency CNES, launched by PSLV-C20 from Sriharikota on 25 February 2013. Its AltiKa altimeter measures the height of the sea surface, from which ocean currents, waves and sea-level change are studied; the Argos system collects data from buoys and tags at sea.