Wednesday, February 2, 2011



1. How many bio-diversity countries are there in the world?
2. India occupies ---------------- place in the world and ---------------- place in Asia in diversity.
3. There are about  ----------- plant species in India.
4. There are about ---------------- flowering plants in India.
5. India accounts for ------------- percent in the world's total number of flowering plants.
6. Give some examples of non-flowering plants in India.
7. India has --------------- species of animals.
8. It has rich variety of fish in ----------- and -------------- waters.
9. What is referred to as antural vegetation?
10. What do you mean by virgin vegetation?
11. Under what form of vegetation are cultivated crops, fruits and orchards classified? Are they classified under natural vegetation? Why?
12. Explain the terms: a. endemic or indigenous plants. b. exotic plants
13. What is flora?
14. What is fauna?



15. How does land affect the natural vegetation?
16. The nature of land influences the type of vegetation. True or False?
17. To what type of vegetation are the fertile lands devoted to?
18. What do you see in the terrains where grasslands and woodlands develop?


19. Does the soil vary over space?
20. Different types of soil provide basis for different types of vegetation. True or False?
21. What are the plants supported by sandy soils of the desert?
22. What type of vegetation do you see in the hill slopes?



23. What are the factors that determine the character and extent of vegetation?
24. How is vegetation influenced by temperature on the slopes of the Himalayas?


25. Why does variation in duration of sunlight at different places occur?
26. Why do trees grow faster in summer?


27. Which are the monsoons that bring rain to India?
28. Areas of heavy rainfall have --------------- vegetation than areas of less rainfall.
29. Why are forests important to human beings? Explain in detail.
30. What are the factors that change India's natural vegetation?
31. What is the different feature you find in the the inaccessible areas of Himalayas, the hilly region of central India and marusthali?
32. What was the actual forest cover in 2001?


33. The nature of animals present in a particular area depends upon its nature of vegetation. True or False?
34. How are animals and plants interdependent and interrelated?
35. How is an ecosystem formed?
36. Human beings are an integral part of ecosystem. True or False?
37. How do the human beings influence the ecology of a region?
38. Why have some of the plants and animals reached the verge of extinction?
39. What is biome?


40. What are the major types of vegetation in our country?


41. Name the areas where you see tropical evergreen forests.
42. What is the measure of rainfall?
43. What is the average height of the trees?
44. What kind of climate exists in these forests?
45. What kind of vegetation do you see in these forests?
46. Why do the forests appear green throughout the year?
47. Name some trees of these forests that have commercial significance.
48. What are the common animals found?
49. Where are the one horn rhinoceros found?
50. Apart from the common animals, what other species of animals are seen in these forests? 

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