Current Affairs Quiz - April, 2023

Notes:
Indian Institute of Technology Madras (IIT Madras) Researchers have developed a three-dimensional (3D) paper-based portable device that can detect adulteration in milk within 30 seconds.
The test could be even performed at home. It can detect multiple substances commonly used as adulterating agents including Urea, detergents, soap, starch, hydrogen peroxide, sodium-hydrogen-carbonate, and salt, among others.

Notes:
Former US President Donald Trump becomes first ex-President to be charged with crime. He will be charged over hush money payments made to a porn star just before the 2016 presidential election.
The former President is also being investigated in several other cases. They include probes into his role in the US Capitol riot of January 2021, his efforts to overturn his loss in the state of Georgia in the 2020 election, and his handling of classified documents after leaving office.

Notes:
Sea Lamprey is a rare species of fish that is known to extract blood of its prey. It was recently spotted on the Dutch island of Texel. It was last sighted on the island in 2017.
The sea lamprey is also known as ‘vampire fish’ due to its nature of sucking blood from its host like a parasite.

Notes:
The Einstein tile is a single shape that can be used to cover a surface completely without creating a repeated pattern. It was discovered recently by mathematicians.
“Einstein” is a play on German ein stein or “one stone”. A set of tile-types is considered to be aperiodic if copies of these tiles can only form patterns without repetition.

Notes:
Nathu La is a mountain pass in the Dongkya Range of the Himalayas between Tibet and the Indian states of Sikkim and West Bengal.
A massive avalanche had hit the East Sikkim’s Nathu La area recently. Seven tourists were killed and a dozen injured after the avalanche.

Notes:
The Stand up India Scheme was launched in 2016 to promote entrepreneurship focusing on economic empowerment and job creation. The scheme has been extended till 2025.
Over Rs 40,700 crore was sanctioned under the Stand Up India Scheme over the seven years of its implementation. Around 80 percent of the loans under this scheme were provided to women.

Notes:
Gaia Mission, the ESA’s project, seeks to understand the formation of the Milky Way and its present nature.
With this mission’s data, the space agency has discovered a new family of black holes. These two black holes are believed to be the closest to the Earth.

Notes:
Places of Worship Act, 1991 is a law that protects the character of the places of worship as it stood on August 15, 1947 and prevent any changes that could compromise the character.
The Supreme Court’s 3-judge bench will hear petitions challenging this law in July 2023.

Notes:
B-52H strategic bomber is a long-range, supersonic, jet-powered strategic heavy bomber capable of carrying nuclear arsenals.
It was recently used during the bilateral air drills between South Korea and the United States.  In recent weeks, North Korea has tested an underwater nuclear-capable drone and an intercontinental ballistic missile.

Notes:
The Draft National Curriculum Framework for School Education provides framework for educational curriculum for children age groups 3 to 18 years.
The pre-draft of this framework was released recently and the Ministry of Education invites suggestions and public opinion.