Option (a) is correct

Explanation:

• Russian forces have fired Moscow’s vaunted Kinzhal hypersonic missile at Ukraine using an Su-34 fighter-bomber for the first time, according to Russian state media.
• Kinzhal, means “dagger” in Russian. It is an air-launched ballistic missile capable of carrying nuclear or conventional warheads.
• VSHORADS stands for Very Short-Range Air Defence System.It  is a Man Portable Air Defence System (MANPAD) designed and developed indigenously by DRDO’s Research Centre Imarat (RCI), Hyderabad.
• The Terminal High Altitude Area Defense (THAAD) is a highly effective, combat-proven defense against short, medium and intermediate-range ballistic missile threats. 
  • THAAD is the only U.S. system designed to intercept targets outside and inside the atmosphere.

Option (b) is correct

Explanation:

• The Indian Army’s new Thal Sena Bhawan (TSB), with a built-up area of 143,450 sq. m., boasts of several green measures conforming with GRIHA-IV (Green Rating for Integrated Habitat Assessment) norms.
• GRIHA is a rating tool that helps people assess the performance of their building against certain nationally acceptable benchmarks. 
• It evaluates the environmental performance of a building holistically over its entire life cycle, thereby providing a definitive standard for what constitutes a ‘green building’. 
• The rating system, based on accepted energy and environmental principles, will seek to strike a balance between the established practices and emerging concepts, both national and international.

Option (d) is correct

Explanation:

• Recently, Eight stump-tailed macaques were brought to the Delhi Zoo from Mizoram.
• They are also called the bear macaque, and found in South Asia. 
• Statement 2 is correct:In India, it is found south of the Brahmaputra River, in the northeastern part of the country. Its range in India extends from Assam and Meghalaya to eastern Arunachal Pradesh, Nagaland, Manipur, Mizoram and Tripura.
• It is primarily frugivorous, but eats many types of vegetation, such as seeds, leaves and roots, but also hunts freshwater crabs, frogs, bird eggs and insects.
• Statement 1 is correct: They are listed as ‘vulnerable’ on the IUCN Red List of species.

Option (c) is correct.

Explanation:

• SEBI is planning to implement one-hour settlement of trades.
• Statement 1 is correct: ‘T+1’ in India means trade-related settlements happen within a day, or within 24 hours of the actual transaction. Under the current T+1 settlement cycle, if an investor sells securities, the money gets credited into her account the following day.
• Statement 2 is correct: Under the T+0 settlement cycle, if investors sell shares, they will get the money in their account instantaneously, and the buyers will get the shares in their demat accounts the same day.

Option (d )is correct.

Explanation: 

• Recently, International Solar Alliance (ISA) hosted its 5th regional meeting in Kigali, Rwanda.
• The Republic of Rwanda is a landlocked country in the African Great Lakes region of Central/Eastern Africa.
• It borders with four countries: Uganda, United Republic of Tanzania, Burundi and Democratic Republic of Congo.
• Lake Kivu is the largest lake. Other important lakes include Burera, Cohana, Ruhondo, Muhazi, Rweru.
• The longest river of Rwanda is Nyabarongo. 
• 80% of Rwanda drains into the Nile through Lake Victoria while the remaining 20% drains into the Congo via the Rusizi River which also has the lowest elevation of Rwanda at 950 m.

Image Credits: Britannica