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Traits and Adaptations

Total questions: 34

Worksheet time: 36mins

Name
Class
Date
1.
Which option is the best example of environmental pressures that cause natural selection?
a)
Ranchers breeding cows
b)
Farmers creating bigger corn
c)
Climate and Predators 
d)
Artificial Selection 
2.
What is the definition of natural selection?
a)
Genes that are chosen by humans such as farmers and ranchers
b)
Organisms that are chosen by environmental pressures such as climate, available food, predators and habitat.
c)
Dogs and Wolves
d)
Genes that are chosen by scientist and academics. 
3.
The blue whale is an example of..
a)
Artificial Selection 
b)
Natural Selection
c)
Selective Breeding
d)
Mutations 
4.
How are new traits introduced into a population?
a)
Photosynthesis
b)
Cell Membrane
c)
Turtles 
d)
Mutations 
5.
What organisms only survive in the wild (Nature)?
a)
Handicap Organisms 
b)
White Mouse
c)
Only Fit organisms 
d)
Organisms that cannot adapt
6.
The phrase "Survival of the Fittest" would best describe...
a)
Natural Selection 
b)
Artificial Selection 
c)
Selective Breeding
d)
Rainbow Trout 
7.
This animal is a product of ...
a)
Natural Selection 
b)
Artificial Selection 
c)
Human Made
d)
Selective Breeding 
8.
If a mouse population changes color from white to black over many generations due to their environment, what selection is taking place?
a)
Natural Selection 
b)
Selective Breeding
c)
Artificial Selection 
d)
Hydrogen and Helium 
9.
Natural Selection = Nature made
Artificial Selection = Man made 
a)
True
b)
False
10.
If 10 people live in an island and no one can enter or exit, what is the only way new traits can be introduced into the population?
a)
Natural Selection 
b)
Artificial Selection 
c)
Selective Breeding
d)
Mutations 
11.

Why do birds have hollow bones?

a)

To drink water that is in the clouds

b)

They weigh less and can fly easier

c)

To store food during flight

d)

To weigh more and travel faster

12.

What adaptation makes the most sense for living in a cold snowy area?

a)

gills

b)

colorful wings

c)

white fur

d)

striped skin

13.

Chameleons are reptiles that have the ability to hide from predators and prey by blending in with their environment. They can change the pattern and/or color of their skin. This ability is known as --

a)

natural selection

b)

imitations

c)

mimicry

d)

camouflage

14.
An example of a behavioral adaptation is
a)
The long neck of a giraffe
b)
Penguins huddling together for warmth
c)
A camel's hump used to store water
d)
A polar bear's white fur used for camouflage
15.
A black bear hibernates during the winter months.
a)
Behavioral Adaptation
b)
Structural Adaptation
16.
A lion has pointed teeth to help it tear meat off of the bone.
a)
Behavioral Adaptation
b)
Structural Adaptation
17.
An owl is mostly nocturnal meaning it hunts and is active at night.
a)
Behavioral Adaptation
b)
Structural Adaptation
18.
Parrots have special feet, with two toes on the front and back to help them cling to branches.
a)
Behavioral Adaptation
b)
Structural Adaptation
19.
When threatened, some animals make warning sounds to help other animals escape a predator.
a)
Behavioral Adaptation
b)
Structural Adaptation
20.
Anything that helps an animal survive in its environment.
a)
counter-shading
b)
mimicry
c)
adaptation
d)
camouflage
21.
When an animal looks like another animal it is called ______________.
a)
camouflage
b)
mimicry
c)
warning coloration
d)
protective resemblance
22.

Living things have two kinds of adaptations: __________________. Choose the best answer.

a)

behavioral and physical

b)

physical makeup and structural

c)

behavioral and structural

d)

thrive and survive

23.
How do adaptations help animals?
a)
To escape animals
b)
to hunt for food
c)
to survive in their habitats
d)
All of these are correct
24.

earlobe attachment

a)

Inherited trait

b)

Acquired trait

25.

Dyed purple hair

a)

inherited trait

b)

acquired trait

26.

Gold contact lenses

a)

Inherited Traits

b)

Acquired Traits

27.
Which trait does a puppy inherit from its parents?
a)
fur color and pattern
b)
obedience to commands
c)
food brand preference
d)
affection for a specific home
28.

Dyed red hair

a)

Inherited Trait

b)

Acquired Trait

29.

Eye Color

a)

Inherited trait

b)

Acquired trait

30.
Which best explains why a child may look like his father, but is not able to play basketball as well as him?
a)
Physical characteristics are inherited, but the ability to shoot a basketball is not.
b)
The ability to shoot a basketball is inherited, but physical characteristics are not.
c)
The child chooses to look like his father, but he does not choose to play basketball.
d)
He hates playing basketball so he doesn't care if his dad can play.
31.

Why is DNA important?

a)

It is very small and very complicated.

b)

It is in everything.

c)

It serves as the blueprint for traits of all living things.

d)

We eat it every day for energy.

32.

Which organelle is DNA usually found in?

a)

mitochondria

b)

vacuole

c)

chloroplast

d)

nucleus

33.

A single piece of coiled DNA found in the cells that contains genes that encode traits is called a -

a)

gene

b)

chromosome

c)

trait

d)

DNA

34.

The twisted ladder shape of DNA is called a -

a)

Hydrogen twist

b)

Deoxyribose flip

c)

Double helix

d)

Double membrane

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