Chapter 3, Problem 17A

Summary Introduction

Introduction:

A community is a group of different populations residing in the same location. The community is dependent on the climatic condition of the region and the flora and fauna present in the location are adapted to survive there.

Answer to Problem 17A

Option (A).

Explanation of Solution

Explanation for correct answer:

Option (A). The tall mountains are characterized by the presence of tree lines, which are evergreen. Vegetations are not found above the tree line. Hence, it is the correct answer.

Explanation for incorrect answer:

Option (B) tall mountain ecosystem generally does not have a stratified community. Hence, it is an incorrect answer.

Option (C) As altitude increase the height of the trees is not decreased. Tall mountains do not have shrubs on top. Hence, it is an incorrect answer.

Option (D) Tall mountain communities have tree lines. Hence, it is an incorrect answer.