Chapter 4 The Organization of Life

Chapter 4 The Organization of Life

Author: Sarah Thompson
See More
Try a College Course Free

Sophia’s self-paced online courses are a great way to save time and money as you earn credits eligible for transfer to over 2,000 colleges and universities.*

Begin Free Trial
No credit card required

28 Sophia partners guarantee credit transfer.

264 Institutions have accepted or given pre-approval for credit transfer.

* The American Council on Education's College Credit Recommendation Service (ACE Credit®) has evaluated and recommended college credit for 22 of Sophia’s online courses. More than 2,000 colleges and universities consider ACE CREDIT recommendations in determining the applicability to their course and degree programs.


Chapter 4 Objectives and Key Terms

Full Screen

Chapter 4 Section 1

􏰀 Distinguish between the biotic and abiotic factors in an ecosystem.
􏰀 Describe how a population differs from a species.
􏰀 Explain how habitats are impor- tant for organisms.
Key Terms
ecosystem, biotic factor, abiotic factor, organism, species, population, community, habitat

Full Screen

Chapter 4 Section 2

􏰀 Explain the process of evolution by natural selection.
􏰀 Explain the concept of adaptation.
􏰀 Describe the steps by which a population of insects becomes resistant to a pesticide.

Key Terms
natural selection, evolution, adaptation, artificial selection, resistance

Full Screen