1. Exploding Ants Amazing Facts About How Animals Adapt
Fifth Grade
Unit 4 Week 3

2. Words to Know
critical
scarce
enables
specialize
mucus
sterile

3. scarce critical enables mucus scarce specialize hard to get; rare
sterile
scarce
hard to get; rare

4. gives ability, power, or means to; makes able
critical
enables
mucus
scarce
specialize
sterile
enables
gives ability, power, or means to; makes able

5. being important to the outcome of a situation
critical
enables
mucus
scarce
specialize
sterile
critical
being important to the outcome of a situation

6. to develop in a special way
specialize
critical
enables
mucus
scarce
specialize
sterile
to develop in a special way

7. sterile free from germs critical enables mucus scarce specialize

8. mucus
critical
enables
mucus
scarce
specialize
sterile
a slimy substance produced in the nose and throat to moisten and protect them

9. strengthens your brain so
Which means the same thing as the underlined word?
Studying for the science test enables you to make a good grade.
makes it possible for
strengthens your brain so

10. Which means the same thing as the underlined word?
Mom said that money is scarce right now.
all gone
not plentiful

11. Which means the same thing as the underlined word?
Arctic animals had to specialize in order to survive in that harsh environment.
grow large and blubbery
adapt to the environment

12. necessary optional Which means the same thing as the underlined word?
Finding out about the disease early is critical for survival.
necessary
optional

13. Which means the same thing as the underlined word?
Mom bought a tissue box since the extra production of mucus was one of the cold symptoms.
thick substance made in the body
substance that carries oxygen in the body

14. scalpel and other tools for surgery
Which means the same thing as the underlined word?
The surgeon needs a sterile room before he operates.
scalpel and other tools for surgery
clean

15. You’ve got it!