Learn on PengiAmplify Science (California) Grade 3Chapter 1: Why are the snails with yellow shells not surviving well?

Sesson 2: Environmental Suitability

Key Idea.

Section 1

An Organism Interacts with Its Environment's System

Key Idea

An environment is more than just a place. It is made of many living and nonliving parts, like plants, animals, soil, and water.

All these parts are connected and work together. This makes the environment a "system." An organism survives by using, or interacting with, these different parts to get what it needs.

Section 2

Environments Suit Different Organisms

Key Idea

An environment is a home for many living things. But a home that is perfect for one kind of organism might not be good for another. This is because different organisms have different survival needs.

A sandy desert provides everything a camel needs to survive, so it is a suitable home. A polar bear, however, could not meet its needs there. For the polar bear, the same desert is an "unsuitable" environment.

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Chapter 1: Why are the snails with yellow shells not surviving well?

  1. Lesson 1

    Sesson 1: Survival Needs

  2. Lesson 2Current

    Sesson 2: Environmental Suitability

Lesson overview

Expand to review the lesson summary and core properties.

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Section 1

An Organism Interacts with Its Environment's System

Key Idea

An environment is more than just a place. It is made of many living and nonliving parts, like plants, animals, soil, and water.

All these parts are connected and work together. This makes the environment a "system." An organism survives by using, or interacting with, these different parts to get what it needs.

Section 2

Environments Suit Different Organisms

Key Idea

An environment is a home for many living things. But a home that is perfect for one kind of organism might not be good for another. This is because different organisms have different survival needs.

A sandy desert provides everything a camel needs to survive, so it is a suitable home. A polar bear, however, could not meet its needs there. For the polar bear, the same desert is an "unsuitable" environment.

Book overview

Jump across lessons in the current chapter without opening the full course modal.

Continue this chapter

Chapter 1: Why are the snails with yellow shells not surviving well?

  1. Lesson 1

    Sesson 1: Survival Needs

  2. Lesson 2Current

    Sesson 2: Environmental Suitability