Food Chain Fundamentals
Explore the basics of food chains, including producers, consumers, and decomposers, for grade 7 science.
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Food Chain Fundamentals
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Read each question carefully and answer to the best of your ability. Use complete sentences for short answer questions.
1. Which of the following organisms are considered producers in a food chain?
Carnivores
Herbivores
Plants
Decomposers
2. What is the primary source of energy for almost all food chains on Earth?
Chemical energy
Thermal energy
Solar energy
Mechanical energy
3. Organisms that produce their own food are called .
4. Animals that eat only plants are classified as .
5. A food chain shows how energy flows from one living thing to another through .
6. Observe the food chain diagram below and identify one producer, one primary consumer, and one secondary consumer.
7. Decomposers break down dead organisms and return nutrients to the soil.
True
False
8. A food web is a single, straight line showing energy flow.
True
False
Use the words below to complete the sentences.
9. An organism that eats both plants and animals is called an .
10. A lion, which primarily eats other animals, is an example of a .
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