According to an estimate almost 40 percent forests have been lost in the tropics compared to only 10 percent in the temperate region.

Which of the following statement/s regarding deforestation is/are wrong? I. Deforestation is the conversion of forested areas to non-forested ones. II. A number of human activitis contribute to deforestation. III. Deforestation increases biodiversity due to habitat conservation. IV. One of the major reasons is the conversion of forest to agricultural land so as to feed the grwoing human population. V. Almost 40 per cent forests have been lost in the tropics, compared to only 1 per cent in the temperate region.

Fill in the blanks. A. According to an estimate, almost ...... a .... percent forests have been lost in the tropics, compared to only ......... b ..... percent in the temperate region. B. At the beginning of the twentieth century, forests covered about ...... c ...... percent of the land of India. By the end of the century, it shrunk to ...... d ..... percent. {:(,a,b,c,d),((1), 1, 40, 33, 18),((2), 40, 1, 30, 21.54),((3), 1, 40, 30, 39.4),((4), 40, 1, 33, 29.4):}

According to an estimate , almost____________________ % forests have been lost in the tropics , compared to only_____________________ % in the temperate region .

According to one estimate, how many species on the earth have so far been scientifically described?

Which of the following is not a fundamental reason for greater biodiversity in tropics as compared to that of temperate regions ?

According to a recent Government policy, companies have been mandated to spend 2 percent of their average net profits for past three years on fulfilling