Option A

India's drug regulator has approved the world's first DNA vaccine against Covid-19 for emergency use. The three-dose ZyCoV-D vaccine prevented symptomatic...

Event: UN Climate Change Conference 2022 (UNFCCC COP 27) | SDG Knowledge Hub | IISD. The 27th session of the Conference of the Parties (COP 27) to the UNFCCC will take place in...

 species of dinosaur has been discovered decades after its bones were unearthed, according to a new study. Scientists have named the ancient reptile Brighstoneus simmondsi,...

Petrology is a branch of science which deals with the composition, texture, structure and distribution of rocks.

Angkor Wat is a temple complex at Angkor, Cambodia. It is the largest religious monument in the world, on a site measuring 162.6 hectares (1,626,000 m2; 402 acres) which was bui...

Angkor Wat is a temple complex at Angkor, Cambodia. It is the largest religious monument in the world, on a site measuring 162.6 hectares (1,626,000 m2; 402 acres) which was bui...

Ecology ..The study of the interrelationships between living organisms and the living and non-living components and processes in an environment

Conveniently, that would be the stapes. It is one of three tiny bones in the middle ear that convey sound from the outer ear to the inner ear. Collectively called the ossicles,...

Russia, which is the largest country in the world in terms of land mass, also leads the planet in asbestos production. In 2000, production reached approximately 700,000 metric t...