Adaptations & Natural Selection

A(n) _____________ is a trait that helps an organism survive and reproduce.

• natural selection

• trait

• adaptation

• evolution

Tags

NGSS.MS-LS4-4

Match the type of adaptation with the correct example.

• sweating / fluffing feathers

• physiological

• zebra's stripes

• behavioral

• hunting in a pack

• physical

Animals that only eat meat are called (a)   Animals that only eat plants are called ​ (b)   Animals that eat both plants and animals are called ​ (c)   If an animal hunts other animals for survival, it is a ​ (d)   , and if it is hunted, it is the ​ (e)  

• carnivores.
• herbivores.
• omnivores.
• predator
• prey.

When cold-blooded animals prepare their bodies for winter, the process is known as __________.

• migration

• brumation

• hibernation

• molting

_____________ sailed on the British ship, HMS Beagle and studied on the __________.

• Goodall, Galapagos

• Darwin, Galapagos

• Goodall, Canary Islands

• Darwin, Canary Islands

Compare and contrast the iguanas Darwin observed:

Groups:

(a) Mainland Iguanas

,

(b) Both

,

(c) Island Iguanas

• tendrils

• brown

• smaller claws

• climb trees

• eat seaweed

• larger claws

• eat plants

• green

• reptiles

• grip rocks

• eat leaves

• 4 legs

Tags

NGSS.MS-LS4-2

Draw the beak shape that would be BEST for a bird that picks insects off of sticks.

Scientists said they could identify which island a __________ was from just by looking at them.

• sloth

• iguana

• finch

• tortoise

Tags

NGSS.MS-LS4-2

Match the factors of Natural Selection with their description.

• Any change in the habitat

• Competition

• Many versions of a trait in a species

• Environmental Change

• desirable traits are chosen to mate

• Variation

• Fighting for resources

• Selection

• Too many offspring + not enough resource

• Overproduction

Tags

NGSS.MS-LS2-4

NGSS.MS-LS4-6

When animals fight for resources, it is called ​ (a)   . If there are too many offspring, or ​ (b)   , and some animals may die out. The ones that survive have the positive ​ (c)   of the trait, and are more desirable for ​ (d)   of a mate.

• competition
• overproduction
• variation
• selection

Tags

NGSS.MS-LS4-4

NGSS.MS-LS2-1