PLA | MCQs

Explanation

We get day and night because the Earth spins (or rotates) on an imaginary line called its axis and different parts of the planet are facing towards the Sun or away from it. It takes 24 hours for the world to turn all the way around, and we call this a day.

Explanation

Pele was a legendary Brazilian football player known for his incredible goal-scoring skills.

He won three FIFA World Cups (1958, 1962, 1970) — a record unbeaten to this day.

Explanation

Plastic was invented in 1907 by Leo Baekeland.

He created Bakelite, the first synthetic plastic, which marked the beginning of the modern plastics industry.

Explanation

DAVINCI Mission is likely to explore layered Venusian atmosphere.

DAVINCI Mission will reach Venusian surface by June 2031.

Explanation

In July 2024, NASA discovered sulfur on Mars. 

This is the first time sulfur has been found in its pure form on Mars. 

NASA's Mars Curiosity rover has discovered sulfur.

The rover Curiosity was launched in 2011.

Mars completes the orbit of the sun in 687 days. 

Additional Information 

NASA stands for National Aeronautics and Space Administration

NASA is the space agency of the USA.

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Explanation

According to a study, Venus appears to be more volcanically active than ever before.

Radar images acquired by NASA spacecraft have indicated large amounts of lava in Venus' northern hemisphere.

Note: NASA is the space agency of the USA.

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Explanation

The world’s largest plant- the ribbon weed (Posidonia australis) has been discovered off the West Coast of Australia in June 2022.

Explanation

Venus is the slowest while Jupiter is the fastest rotating planet.

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RY 14-01-2023

Explanation

Identified: March 2022

Explanation

In 2002, Bangladesh became the first country in the world to ban plastic bags after they were found to block drainage systems and cause severe flooding.

The ban was implemented to combat environmental pollution and protect urban infrastructure, especially in Dhaka.