Manas National Park is a UNESCO World Heritage Site recognized for its:

Biodiversity
Scenic beauty
Tiger conservation efforts
All of the above

The correct answer is: All of the above.

Manas National Park is a UNESCO World Heritage Site recognized for its biodiversity, scenic beauty, and tiger conservation efforts.

The park is home to a wide variety of plant and animal life, including tigers, elephants, rhinoceroses, and leopards. It is also a popular tourist destination, known for its beautiful scenery and wildlife.

The park has been recognized for its efforts to conserve tigers, which are an endangered species. The park has a successful tiger breeding program, and it also works to protect tigers from poaching and habitat loss.

Manas National Park is an important part of the global effort to protect biodiversity and wildlife. It is a valuable resource for scientific research, education, and tourism.