Chapter 3, Problem 20A

Summary Introduction

Introduction:

The biomes are the larger area having the same type of climate and similar flora and fauna. Species diversity is the measure of numbers of different species living in that area. Greater the number species in an area and the greater is the species diversity.

Answer to Problem 20A

Correct Answer:

Option (C) grass land.

Explanation of Solution

Explanation/justification for the correct answer:

Option (C) Grassland. The grasslands are the biomes that has plenty of grass and shrubs on which the herbivores feed. United states have many grasslands. Hence, it is the correct answer.

Explanation for incorrect answer:

Option (A) boreal forest. Boreal biome consists of needle shaped trees, which are not fit for grazing. Hence, it is an incorrect answer.

Option (B) temperate forest. Temporal forest consists of deciduous trees, which lose their leaves in winters. So, in winters there is nothing to graze and hence, no grazing herbivores live in these region. Hence, it is not correct.

Option (D) Savanna. The Savanna are the grassland with widely spaced trees and present in African regions mostly. Hence, it is an incorrect answer.