Every year, a month long ecologically important campaign/festival is held during which certain communities/tribes plant saplings of fruit-bearing trees. Which of the following are such communities/tribes?

Every year, a month long ecologically important campaign/festival is…

Answer

(a) Bhutia and Lepcha — These are tribes of Sikkim/Himalayan region, but they are not known for the month-long fruit-tree planting festival referred to here. Verdict: Incorrect.
(b) Gond and Korku — In central India, especially Madhya Pradesh, the ecologically important Hariyali/fruit-tree planting campaign is associated with Gond and Korku communities planting saplings of fruit-bearing trees. Verdict: Correct.
(c) Irula and Toda — These are tribes of the Nilgiris/Tamil Nadu, but this specific month-long tree-planting festival is not associated with them. Verdict: Incorrect.
(d) Sahariya and Agariya — These communities are not identified with this particular annual fruit-tree planting campaign/festival. Verdict: Incorrect.