阅读下面短文，并按照题目要求用英语回答问题。
Ecotourism is one of the fastest growing sectors in tourism． More and more of us are becoming concerned about the effects we are having on the destinations we choose, as well as the world around us． Some of us are choosing more green modes of transport to get there instead of flying, and some of us are choosing to visit greener destinations． India is one of the best places for ecotourism, and with the destinations below you can be sure that you’ll not only be protecting the earth, but giving something back to the area too．
Kerala, more commonly known as “God’s Own Country”, is a beautiful state on the southern tip of India． It’s a biologically diverse area, with many unique animal species, and almost 2,500 plant species in its tropical forests—that’s nearly a quarter of all India’s plant groups． In the past, though the forests in this area were much cleared, today they are well protected． There are plenty of wildlife reserves where you can see some of these unique animals．
With tourism developing in the area and money brought in, more attention can be given to protecting its plants and animals, ensuring that the people in the area have a better quality of life．
Arunachal Pradesh, situated on the most northern tip of India, is a resort for the more adventurous． With dry, desert heat in the summer and a snowfall best avoided in the winter, this area is less about greenery, and more about stunning desert landscapes． When visiting this amazing area, you'll be promoting locals earning income from their surroundings, encouraging them to make the most of them and preserve them, as well as gradually increasing their quality of life．
As a north Indian province, Ladakh supports much rare and even endangered plants and animals, which can be seen at Hemis High Altitude National Park． There are also many Tibetan monasteries, including the Hemis Monastery, to visit in the area．
Why do people regard Kerala as a biologically diverse area? （no more than 15 words）
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What’s the author’s attitude towards the tourist industry in Kerala? （no more than 6 words）
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What can the tourists enjoy in Arunachal Pradesh despite much hardship? （ no more than 4 words）
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According to the passage, where would you like to go if you intend to study some endangered animals and plants? （no more than 7 words）
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What is the passage mainly talking about? （no more than 6 words）
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