1. Life Science
Food Chains

2. ecosystem
1. Both living and nonliving things in an area make up an ___________.

3. energy
2. All living things need _______________ to survive.

4. food chain
3. A ________ __________ is a model that shows the path of energy and nutrients in an ecosystem.

5. arrows
4. The ______________ in a food chain represents the energy flow from one organism to another.

6. sun
5. The energy in a food chain starts with the _______. It is the energy source for all organisms on Earth.

7. Producers
6. ________________ are organisms, such as plants and algae, that use the Sun’s energy to make their own food.

8. consumer
7. A __________________ is an animal that eats plants or other animals to get energy.

9. Decomposer, Decomposers
8. A __________ breaks down dead or decaying plant and animal material. ________________ include fungi, bacteria, termites, and many worm species.

10. Herbivores, primary consumers
9. _________________ are animals that eat only plants. Herbivores are also known as __________ _________ because they are the first consumers on a food chain.

11. predator
10. A _________________ is an organism that hunts and kills other organisms for food.

12. prey
11. ________ are organisms that are eaten by predators.

13. carnivores
12. Animals that eat only other animals are called _____________.

14. secondary consumers, herbivores
13. Carnivores that eat primary consumers are called _______ _______. These organisms are __________________.

15. adaptations
14. Carnivores have special ____________ for catching and eating other organisms. For example , some carnivores, such as eagles and hawks have sharp claws.

16. tertiary consumers
15. Carnivores that eat secondary consumers are called ________ __________.

17. omnivore
16. Animals that eats both plants and animals is called an _______________.

18. Decomposers, Fungi, earthworms
17. _________________ break down organisms that are no longer living. ___________ and ___________ are examples of decomposers.

19. Scavengers, jackals, vultures, and raccoons
18. ________________ are animals that feed on the remains of dead animals that they did not hunt or kill. ______________, ________________, and ___________ are examples of scavengers.

20. Primary Consumer Producer
 Tertiary Consumer
 Primary Consumer
 Producer
 Secondary Consumer
Top Carnivore
What organism in the food chain can be classified as an herbivore?
What organism does the snake get energy from?
Which organism on the food chain makes its own food?
grasshopper
frog
grasses