CURRENT AFFAIRS

2017

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which feature opportunity did Mars Rover finds evidence recently?
A
Ancient Planet
B
Ancient Lake
C
Ancient satellite
D
Ancient Eroded Valley
Explanation: 

Detailed explanation-1: -Mars Exploration Rovers Update: Opportunity Finds Evidence of Past Liquid Water. The Mars Exploration Rovers have sent home the first real prize of the mission-evidence of past liquid water on the Red Planet.

Detailed explanation-2: -Opportunity discovered tiny cavities in the rock that were similar in shape and size to rock cavities on Earth that are left behind when certain minerals are dissolved and dispersed by groundwater. Credit: NASA/JPL-Caltech.

Detailed explanation-3: -Scientists identified mysterious diamonds that likely originated from a dwarf planet that once existed in our solar system – until it collided with a large asteroid 4.5 billion years ago.

Detailed explanation-4: -Two holes are left in the Martian surface after NASA’s Perseverance rover used a specialized drill bit to collect the mission’s first samples of regolith on Dec. 2 and 6, 2022. NASA’s Perseverance Mars rover took this image of regolith – broken rock and dust – on Dec. 2, 2022.

Detailed explanation-5: -Perseverance is a NASA Mars rover that landed on Feb. 18, 2021. The rover is searching for past life on Mars and collecting soil and rock samples for future return to Earth.

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