Quote Originally Posted by camdorac_likom View Post
what is the broadened bottom of a tree trunk that helps to stabilize a tree growing in wet soil or water called?
a. buttress
b. rhizome
c. knee
d. bench

the limits, for all important environmental features, within which individuals of a species can survive, grow and reproduce
a. niche
b. habitat
c. environment
d. territory
câu hỏi thì mình hiểu nghĩa rồi nhưng ai đó giúp mình giải thích 4 cái đáp án này đi

1. a

2. b

Học nghành gì vậy ?