SSC CGL 2019 PYQ — Question 8

In the following passage, some words have been deleted. Fill in the blanks with the help of the alternatives given. Select the most appropriate option for each blank.

M. Ananda Kumar, scientist, of the  Nature Conservation Foundation says that elephants are "engineers of the eco-system. He explains: they are seed (1) _____. Forests without (2) _____ have been observed to not have young (3) _____ at all. This is because (4) _____ species disperse seeds only through elephants." The animals are phenomenal at (5) _____ themselves to new ecological conditions and negotiating a problem.