Chapter 2 Study Guide
Study for your test!
Know the following
vocabulary words:
instinct• A set of actions that a living thing is born
with and doesn’t need to learn.
vertebrate• An animal with a backbone
endoskeleton• An internal supporting structure
heredity• The passing of traits from parent to
offspring
life span• How long an organism can be expected to
live
inherited behavior• A pattern of behavior that requires no
thinking because it is programmed into an
animal’s brain.
exoskeleton• A hard covering that protects the bodies of
some invertebrates.
learned behavior• A behavior that is not inborn.
life cycle• The stages of growth and change an
organism goes through.
invertebrate• An animal without a backbone.
complete metamorphosis• A life cycle including
four stages of
growth: egg, larva,
pupa, and adult.
Fill in the blanks.
Symmetry refers to a body’s
_________________.
The largest group of
invertebrates is
____________________.
Hollow bones help birds to
_______________.
Molting allows an insect to
________________.
Know the difference between
warm blooded and cold
blooded. Be able to give
examples of both.
Warm blooded:
• An animal whose body temperature does
not change much
• Mammals, birds, horses
Cold blooded:
• An animal that can’t control its body
temperature
• Reptile, fish, amphibians
Be able to identify at least
one fact about each of the
following animal groups.
Reptile
•
•
•
•
Vertebrate
Cold blooded
Live on land
dry, scaly skin
Amphibian
•
•
•
•
Vertebrate
Cold blooded
Live on land and in water
Moist smooth skin
Bird
•
•
•
•
•
Vertebrate
Warm blooded
Feathers
Beaks
2 legs with clawed feet
Mammal
•
•
•
•
Vertebrate
Warm blooded
Have fur or hair
Care for their offspring
arthropod
•
•
•
•
Invertebrate
Exoskeleton
Jointed legs
Body divided into sections
What are the steps of
complete metamorphosis of a
butterfly.
Pupa
larva
adult
egg
Penguins Life Cycle
egg
Newly
hatched
chick
Young
penguin
Adult
penguin
Life span vs. Life Cycle
• An animal’s life span is how long the
animal is expected to live and ..
• An animal’s life cycle is the stages of
growth and change an organism goes
through.
• Make your essay based on these facts!
Draw a line of symmetry!
yes
No
Study!