Below are parts of the expressions about endangered species. Match the first parts in column A with the second ones in column B.
A
1 botanical
2 coral
3 habitat
4 cause-and-effect
5 turtle
6 biology
7 physical
8 mother
B
a assignment
b destruction
c nature
d garden
e features
f process
g centres
h reef
1d, 2h, 3b, 4f, 5g, 6a, 7e, 8c