Natural Selection Adaptations Dichotomous Keys

An animal can blend in with its surrounding by using __________________

• migration
• camouflage
• hibernation
• prey

When an animal blends in with its background to hide from its predator or prey, that is called

• camouflage
• mimicry
• imprinting
• conditioning

When animals ______________, their body temperature drops and their breathing slows down.

• migrate
• hibernate
• tropical
• habit

Animals hibernate in ______________.

• winter
• spring
• summer
• fall

Which of the following characteristics will most likely be helpful in identifying a butterfly using a dichotomous key?

• Migrates north every spring
• hangs on branches
• flutters wings fast on hot days
• Wings have long extensions

What step do we always start with when using dichotomous keys?

• 1
• 2
• 3
• 4

When using a dichotomous key to identify organisms, what do we look at?

• physical features
• weather patterns
• environment
• diet

What is the purpose of a dichotomous key?

• to find a common ancestor
• to show the evolution of organisms
• to show relationships between organisms
• to identify organisms

An inherited trait that helps those organisms that have it to survive

• niche
• structure
• characteristic
• adaptation

Tags

NGSS.MS-LS4-4

Cactus has spines instead of leaves. The spines reduces water loss so the cactus can survive in the desert.

• Structural

• Behavioral

• Physiological

Tags

NGSS.MS-LS2-1

NGSS.MS-LS4-4