1. Living Things Need Energy
16.2 Teacher Notes
Living Things Need Energy

2. 16.2 Notes Living Things Need Energy
3 types of consumers:
herbivore – a consumer that eats only plants (koala)
carnivore – a consumer that eats only animals (lion)
omnivore – a consumer that eats both plants and animals (humans/bears)

3. 16.2 Notes Living Things Need Energy
A food chain includes:
producer – plants that use energy in sunlight to make food (plant)
consumer – animals that eat plants and/or other animals (animal)
scavenger – animals that eat the dead body of another animal (vulture, hyena, fox)
decomposer – an organism that gets energy from the remains of an animal and absorbs the nutrients (bacteria, fungi)

4. 16.2 Notes Living Things Need Energy
primary consumer – first consumer to eat the energy from the plant (cow)
cow eats grass
herbivore
secondary consumer – second consumer to eat the energy (lion)
lion eats the cow
carnivore
tertiary consumer – third consumer to eat the energy
vulture eats what’s left of the cow
scavenger

5. 16.2 Notes Living Things Need Energy
food chain – a chain of energy in food molecules that flows from one organism to the next
food web – many food chains connected that makes energy flow from one organism to the next
energy pyramid – a diagram that shows the loss of energy at each higher level

6. 16.2 Notes Living Things Need Energy
habitat – an environment where an organism lives
niche – an organisms way of life in its habitat

7. Questions How do animals get energy? Eating (consuming food)
Pandas and koalas eat plants. What do pandas and koalas have in common? (vocab word)
They are both herbivores

8. Questions What are the 4 abiotic factors in an environment?
Water, soil, light, temperature
If the amount of producers went down, what would happen to the amount of carnivores?
Go down also