Energy Flow in Ecosystems
Explore the concepts of energy flow, food chains, food webs, and the roles of producers, consumers, and decomposers in an ecosystem for Grade 6 Science.
Includes
Standards
Topics
Energy Flow in Ecosystems
Name:
Date:
Score:
Read each question carefully and answer to the best of your ability. Show all your work where applicable.
1. What is the primary source of energy for almost all ecosystems on Earth?
Water
Sunlight
Minerals
Soil
2. An organism that makes its own food is called a:
Consumer
Decomposer
Producer
Scavenger
1. Organisms that eat other organisms for energy are called .
2. A shows how energy is transferred from one living thing to another.
3. Fungi and bacteria are examples of because they break down dead organisms.
Observe the food chain diagram below and answer the questions.

1. What is the producer in this food chain?
2. What is the primary consumer in this food chain?
1. A food web is made up of only one food chain.
True
False
2. Decomposers return nutrients to the soil.
True
False
1. Explain the difference between a food chain and a food web.
2. Give an example of a producer, a consumer, and a decomposer in your local ecosystem.
Related Worksheets
The Six Kingdoms of Life
Explore the characteristics and classification of organisms into the six kingdoms: Archaebacteria, Eubacteria, Protista, Fungi, Plantae, and Animalia.
Balance in Nature Worksheet
Explore the intricate balance within ecosystems, including food webs, predator-prey relationships, and the impact of environmental changes on natural balance.
Mitosis Worksheet
Explore the process of mitosis, including its stages and importance in cell division, for Grade 6 science students.
Fungi Fun Facts
Explore the amazing world of fungi with this interactive worksheet for Grade 6 science students.
Animal Cells: Exploring the Building Blocks of Life
This worksheet introduces 6th-grade students to the basic structure and functions of animal cells, including organelles like the nucleus, cytoplasm, and cell membrane.
The Excretory System
Explore the human excretory system with this worksheet for Grade 6 science students. Learn about the organs involved and their functions in waste removal.
Food Chain Fundamentals
Explore the basics of food chains, identifying producers, consumers, and decomposers, and understanding energy flow.
Grade 6 Circulatory System Worksheet
A worksheet for 6th graders to learn about the human circulatory system, including its components and functions.