Question

Q14. Celebrating the importance of trees, Van Mahotsav was initiated in 1950 to
celebrate the importance of growing and saving forests and to create awareness
about the bad effects of deforestation, which is a great initiative, it is observed in
the first week of July each year. During Van Mahotsav 100 plants each were
planted in 100 schools. To find out the number of plants that survived in different
schools the following data was recorded:
(a) what is the class mark of interval 89–89?
(b)how many schools the number of plants survived are more than 58?
(c) what is class size of interval 60–69?
(d) in how many schools the number of plants survived between 39–39?​

Answer 1

Answer:

In 1950, it was started by K. M. Munshi, the Union Minister for Agriculture and Food at that time. It was started to create awareness in the mind of the people for the conservation of forests and planting of new trees. Van Mahotsava is celebrated as a festival of life.