The correct answer is: All of the above.
Assam is a state in north-eastern India. It is known for its diverse flora and fauna, which is due to a number of factors, including its varied climate, rich river systems, and hilly terrain.
The climate of Assam varies from tropical to subtropical, with a monsoon season that lasts from June to September. This variety of climate allows for a wide range of plant and animal life to thrive.
The Brahmaputra River is the largest river in Assam, and it is home to a variety of fish and other aquatic life. The river also provides a source of irrigation for the state’s agricultural land.
The hilly terrain of Assam is home to a variety of forests, including tropical rainforests, subtropical forests, and temperate forests. These forests are home to a variety of animals, including tigers, elephants, rhinoceroses, and leopards.
The combination of these factors makes Assam a unique and biodiverse region.