1.
small in numbers with possibility of extinction(par.1)
2.
natural environment where a species live(par.1)
3.
person who practices or advocates for conservation(par.2)
4.
calculate approximately (par.2)
5.
a particular kind of material (par. 3)
8.
small piece of absorbent material attached to a stick (par. 5)
9.
relating to or consisting of molecules (par.5)
10.
related to ecology (par.6)
11.
poisonous substances (par.6)
12.
having the appropriate qualifications (par.7)
13.
act of preserving or keeping safe (par.7)
14.
state of being aware (par. 8)