BIOLOGY:THE ESSENTIALS (LL) W/CONNECT
BIOLOGY:THE ESSENTIALS (LL) W/CONNECT
3rd Edition
ISBN: 9781260670929
Author: Hoefnagels
Publisher: MCG CUSTOM
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Chapter 19, Problem 1PIT
Summary Introduction

To explain:

The definition of ecology, population and ecosystem.

Introduction:

The ecosystem consists of interaction between species and abiotic factors. The environment is made of two types of factors: biotic factors which include living organism and an abiotic factor which includes nonliving things.

Summary Introduction

To explain:

The ways in which gopher and mole compete for food.

Introduction:

The place where species can get food and fulfill their needs is called habitat. According to competitive exclusion principle, two species cannon coexist in the same habitat. In this case, species need to compete with other for food.

Summary Introduction

To explain:

The ways in which monkeys are able establish dominance in a group.

Introduction: The organism in species having better availability of the resources as compared others is considered dominant. The characteristic of dominant organism is determined by its biotic potential.

Summary Introduction

To explain:

The way in which pollution harms crop plants.

Introduction: The pollution is increases in unwanted and harmful substances in the environment which leads to destruction of biodiversity and other resources. Crops are generally affected by pollution caused by synthetic pesticides and fertilizers.

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Chapter 19 Solutions

BIOLOGY:THE ESSENTIALS (LL) W/CONNECT

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