Science Unit 3 Chapter 2 Quiz 1

Variations means

• what something can do

• differences

• the way something is shaped or what it is made out of that makes it good for a specific function

When Scientist study animals, they often observe....

• their name

• their skulls

Structure is

• what something can do

• differences

• the way something is shaped or what it is made out of that makes it good for a specific function

Function means

• what something can do

• differences

• the way something is shaped or what it is made out of that makes it good for a specific function

The structure of an animal's teeth help it eat the food in its environment.

• True

• False

What is the function of a snail's shell?

• to act as a raincoat

• to protect the snail from predators

• to be a colorful display

An organism's traits can make it easier or harder for the organism to meet its needs in its environment.

• True

• False

When a trait makes it easier for an organism to survive in its environment, Scientists say that the trait is

• adaptive

• non-adaptive

When a trait makes it harder for an organism to survive in its environment, Scientists say that the trait is

• adaptive

• non-adaptive