Migratory Birds Some birds migrate to our country in the winter season every year such as Pelican, Siberian Crane, Stork, Flamingo, Pintail Duck, Curlew. Siberian Cranes migrate from Siberia; they arrive in December and stay till early march.

The elephants are the most majestic animals among the mammals. They are found in the hot wet forests of Assam. They prefer forested hilly areas, providing plenty of food and water for them throughout the year.  One-horned rhinoceroses live in swampy and marshy lands of Assam and West Bengal. 

Madhya Pradesh,

The Earth cannot sustain life without healthy, thriving forests.They are like the green lungs of the planet, supplying us with oxygen and helping to balance rainfall and climate.They are home to over two-thirds of the world’s species.  Yet our forests are at risk. They are being logged for things like toothpaste, tissue paper, magazines, animal feed and more. They are being burned, degraded and logged at astonishing rates, as much as 80% of the world’s forests are already destroyed.

 1, 3 and 4

Crocodile is endangered species.

 Nilgiris Reserve is India’s first biosphere reserves having very rich flora and fauna, The reserve host largest population of endangered lion tailed macaque, nilgiri tahr and Vulnerable Nilgiri langur.

Kaziranga National Park is in the state of Assam

Every year we observe wildlife week in the first week of October, to create awareness about protecting Nature.

Walrus - A large Arctic (Polar) marine animal characterized by tusks and whiskers.

India has been bestowed with numerous forests with a wide variety of plant and animal wealth. From the recent estimates 47,000 species of flora are found in this country so far. Of the estimated 47,000 plant species, about 15,000 flowering species are endemic (indigenous) to India.

Option D is correct.

• The scientific name of Himalayan yew is 'taxus wallachiana'.
• Himalayan yew is a popular medicinal plant found in Arunachal Pradesh and Himachal Pradesh.
• It is vulnerable to extinction due to its medicinal value.
• It is used for making anti-cancer drug.

Exotic species are also called as alien species. These are the animals that are usually not present in the area but are reached to the area by human activity or immigration.

Starlings were brought over from Europe to North America. This is an example of exotic species in North America. These may harm or benefit the environment.

The Government of India launched a scheme called 'Project Tiger' in 1973. It was launched for the protection of tigers during the time of Prime Minister Indira Gandhi. Its main aim was to ensure the protection of tigers for economic, cultural, scientific and aesthetic values.

Indian forest Act was passed by British. It was passed in the year 1865. According to this act the right of Indian communities on forests were limited and authority was transferred to British government.

The act of 1865 empowered the British government to declare any land covered with trees as a government forest and make rules to manage it.

• Chipko movement was a forest conservation movement in India. It began in 1973. Alaknanda floods alarmed people of how deforestation has resulted in disturbance.
  
• Thus people took up this movement and carried on a number of rallies to create awareness among people. They protested against commercial logging operations. And finally deforestation was prevented.