wayground logo

Free Printable Worksheets

NEW

Font size

S
M
L
XL
Worksheets

Selective Breeding

Total questions: 26

Worksheet time: 17mins

Name
Class
Date
1.
The purpose of selective breeding is to 
a)
Get bigger animals
b)
get smaller animals
c)
create animals with desirable traits
d)
create animals with bad traits
2.
All of the following statements are reasons for selective breeding except:
a)
To produce offspring with desirable characteristics
b)
Farmers increase their profit by improving crops
c)
To improve the quality of food products
d)
To increase migration patterns
3.
A farmer has bred his pineapple plants from the sweetest pineapples from his last harvest to get even sweeter pineapple plants. What is this an example of?
a)
Selective breeding
b)
Natural selection
c)
Extinction
d)
Mutagenesis
4.

What is one of the processes involved in selective breeding?

a)

allowing organisms to reproduce without interference

b)

choosing individuals with desirable characteristics to be parents of the next generation

5.
The purpose of selective breeding is to 
a)
Get bigger animals
b)
get smaller animals
c)
create animals with desirable traits
d)
create animals with bad traits
6.

The evolution from dogs to wolves is due to:

a)

Natural Selection

b)

Sexual Selection

c)

Artificial Selection

d)

Vestigial Structures

7.
Which is another term for selective breeding?
a)
Artificial selection
b)
Natural Selection
c)
Intelligent selection
8.
Evidence shows that the wolf is the ancestor to all of the breeds of dogs shown below. How did this variation arise in a relatively short period of time?
a)
A.  Genetic manipulation
b)
Natural selection
c)
Random chance
d)
Selective breeding
9.
Problems with selective breeding include
a)
Better animals
b)
More Meat
c)
Animals can have bad health problems
d)
more diversity
10.

A specific characteristic that varies from one individual to another is?

a)

an allele

b)

a gene

c)

a trait

d)

a chromosome

11.

A bison has teeth that ate adapted for grazing or eating grasses. Suppose a disease were to kill off all the grasses in a region where the bison live. What would likely happen to the bison?

a)

They would adapt to eating a different kind of plant.

b)

They would evolve into a new species

c)

They would eventually die from lack of food

d)

They would not be affected.

12.

What must all species do in order to survive?

a)

change its behavior

b)

change its environment

c)

change its location

d)

adapt to changes in its environment

13.

The passing of traits from parent to offspring is called?

a)

reproduction

b)

diversity

c)

heredity

d)

chromosome

14.

A certain species of owl lives only in old growth forests. If the trees where these owls lives are removed by loggers what will most likely happen to the owl population?

a)

it will decrease to the point of extinction

b)

it will hibernate until the trees grow back

c)

it will increase in number

d)

it will evolve into a new species

15.
When two organisms from the same family tree breed, then what is it called?
a)
Crossbreeding
b)
Inbreeding
c)
Hyridization
d)
Normal
16.
Where are genes located within the cell?
a)
Chromosomes
b)
Mitochondria
c)
Ribosomes
d)
tRNA
17.
What carries the code that tells a plant what color it will be or how it will taste?
a)
Genes
b)
Stem
c)
Leaves
d)
Proteins
18.
Mom is to parent as daughter is to
a)
Offspring
b)
Husband
c)
Girl
d)
Grandchild
19.
What does GMO stand for?
a)
Genetically Modified Organism
b)
Genetically Made Organelles
c)
Genes Made Organically
d)
Get Money, Oh!
20.
 Which of the following correctly defines the term “genetic engineering”?
a)
Changing the genetic sequence of a DNA strand so that a particular trait is produced
b)
Leaving the modification of DNA in nature’s hands
c)
Identifying the genome of plants.
d)
◦A trait that shows even in the presence of its recessive form
21.
A scientist inserts a gene into an apple that makes it resistant to drought from a bacteria. What is this an example of?
a)
Genetic engineering
b)
Natural selection
c)
Mutagenesis
d)
Genetic screening
22.
Which term refers to a farmer choosing the best corn from this year to plant next year?
a)
natural selection
b)
selective breeding
c)
genetic engineering
d)
genetic transformation
23.
Which of the following best describes a DNA molecule?
a)
double helix
b)
contains ribose
c)
made of amino acids
d)
contains Uracil
24.
Which organelle is DNA usually found in?
a)
cell membrane
b)
vacuole
c)
chloroplast
d)
nucleus
25.
Why is DNA important?
a)
it is very small and very complicated
b)
it's in everything
c)
it serves as the blueprint for traits of all living things
d)
because we eat it every day for energy
26.

Which type of selective breeding helped to created this organism?

a)

Cloning

b)

Hybridization

c)

Inbreeding

d)

GMO's