1. Biotope is  an  area  of  uniform environmental   conditions  providing  a  living place for a specific assemblage of plants and animals. Biotope is almost synonymous with the term habitat, which is more commonly used in English-speaking countries.

2. Biomes are regions of the world with similar climate (weather, temperature) animals and plants. There are terrestrial biomes (land) and aquatic biomes, both freshwater and marine.

3. An ecosystem is a community of living organisms in conjunction with the nonliving components of their environment (things like air, water and mineral soil), interacting as a system.

4. An ecotone is   a   transition   area   between   two   biomes.   It   is  where   two   communities  meet   and integrate. It may be narrow or wide, and it may be local (the zone between a field and forest) or regional (the transition between forest and grassland ecosystems)Mangroves Forest is the home of low and medium height of various types of trees. The swamps protect coastal areas of India and home to so many species of Aquatic Birds, water animals and reptiles. Myristica swamp of Karnataka Western Ghats,Konkan,Gujarat and mangroves of kollam are few more sites of wetland in India.

5.SundarbansMangroves6. The Great Sundarbans is the largest Mangroves region in the world and a UNESCO World

Heritage Site. Sundarbans region is densely covered by mangroves, its a National Park, Tiger Reserve and a Biosphere Reserve Park of India.

7.BhitarkanikaMangroves8. Bhitarkanika Mangroves is India’s second largest forest,located in Odisha. Bhitarkanika is

created by the two river delta of Brahmani and Baitarani river and one of the important Ramsar Wetland in India.

9.GodavariKrishnaMangroves10. The Godavari Krishna mangroves lies in the delta of the Godavari and Krishna rivers in

Andhra Pradesh. Mangroves ecoregion is under protection for Calimere Wildlife and Pulicat Lake Bird Sanctuary.

11. PichavaramMangroves12. Pichavaram mangrove is one of the largest mangrove in India, situated at Pichavaram near

Chidambaram in Tamil Nadu. Pichavaram ranks among the one of the most exquisite scenic spot in Tamil Nadu and home of many species of Aquatic birds.

13. BaratangIslandMangroves14. Baratang Island Mangroves is beautiful swamp,located at Great Andaman and Nicobar

Islands. Mangrove Swamps of Baratang Island are situated between Middle and South Andamans, capital city Port Blair.

15.