• Ranapratap sagar, Jawahar sagar and Gandhi sagar are situated in the river Chambal.
• First Marine National Park in India is situated at Gulf Kutch.
• The sundari trees are found in the mangrove forest of sundarbans.
• Rain forest Research Institute is situated at Jorhat in Assam.
• 36 Islands are there in Lakshadweep.
• Palghat pass is the largest gap in western ghat.
• Perar is the old name of Bharathapuzha.
• Pookode Lake in Wayanad is the smallest freshwater lake in Kerala.
• There are only 5 frsh water lakes in Kerala.
• In Chittur (Palakkad) Bharathapuzha is known as Sokanasini.
• Kannadipuzha is the tributary of Bharathapuzha.
• Sasthamkotta lake is called the Queen of back waters.
• Laterite soil covers 68% of total area of Kerala.
• Nelliampathi in Palakkad is the place where orange is cultivated in Kerala.
• Neeleswaram (Kasargod) is the place where tobacco is cultivated in Kerala.
• Athirappally ,the largest waterfall in Kerala is in Thrissur.
• The Karakoram highway connects China and Pakistan.
• Nanda Devi National Park lies in the Kumayun Himalayas.
• Penganga and Wainganga are the tributaries of Godawari.
• The river with highest tidal bore in India is Hooghly.
• Miming is a method of cultivation practiced in north eastern parts of India
• The Indian metropolitan city located nearest to Tropic of Cancer is Kolkata.
• Ladakh is known as the 'Land of Passes'
• Siachen glacier is known as the third pole of earth.
• Nubra River originates from Siachen glacier.
• Lushai hills is located in Mizoram.
• Mousinram is located in Khasi Hills.
• Sohra is the new name of Cherrapunji
• Deccan plateau is the largest plateau in India.
• The largest salt desert in India is `The Rann of Kutch'.
• The archipelago that lies east of Great Andaman is Ritchie's Archipelago.
• Badrinath is on the banks of river Alakananda.
• Rajiv Gandhi inaugurated the Gangs Action Plan.
• Teesta is the fastest flowing river in India and is known as the 'Lifeline of Sikkim’.
• Mizoram has the largest forest area by percentage.
• Biggest biosphere reserve in India is Gyan Bharathi.
• The eastern most point of India is Kibathu in Arunachal Pradesh.
• The height of Agasthyakutam, the southernmost peak in Western Ghat is 6132 ft.
• Raniganj in West Bengal is the largest coal field in India.
• Chenchu is a tribal group of Seemandhra.
• NH 544 (47) joins Kerala to Tamil Nadu through Palakkad pass.
• The second highest peak in Kerala is Meesapulimala situated at Idukki.
• Periyar River is falls in to Kodungalloor Lake.
• Aruvipuram situated on the banks of river Neyyar.
• Bhoothathankettu dam is situated at Ernakulam on Periyar River.
• Chenkulam Hydro - Electric Project is on the river Muthirampuzha at Idukki.
• Mooriyad wetland is in thrissur.
• Peat soil in Kerala is found in Alappuzha district.
• Rain shadow region in Kerala is Chinnar in Idukki.
• The length of Bharathapuzha is 209 Km.
• The smallest east flowing river in Kerala is Pambar.
• Wayanad plateau is an extension of Deccan plateau.
• During Sangam period central midland region was called Marutham.
• Central midlands mainly consist of Alluvial Soil.
• Chadragiri rivers is also known as Payaswini.
• Blue Mormon butterfly is seen in Chimminey wild life sanctuary.