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Traits and Heredity

Total questions: 25

Worksheet time: 13mins

Name
Class
Date
1.

The passing of traits from one generation to the next is called _____________.

a)

Chromosome

b)

Cell

c)

Heredity

d)

the dominant gene

2.

A behavior that is inherited is called?

a)

instinct

b)

carrier

c)

learned

d)

recessive

3.

Traits that offspring receive from their parents are ________ traits.

a)

inherited

b)

traits

c)

pedigree chart

d)

DNA

4.

In a pedigree chart males are represented by which shape?

a)

Circle

b)

Square

c)

Triangle

d)

Star

5.

Females are represented by the shape of a ________ in a pedigree chart.

a)

Circle

b)

Star

c)

Square

d)

Triangle

6.

A recessive gene is represented by what kind of letter?

a)

Capital Letter

b)

Lowercase Letter

7.

If someone physically has the dominant trait but is a carrier of a recessive trait, what letters would represent their trait?

a)

Dd

b)

DD

c)

dd

8.

A trait that is masked is called a ________ trait.

a)

Dominant

b)

Recessive

c)

Pedigree

d)

Factor

9.

A trait that masks another trait is a ______ trait.

a)

Dominant

b)

Recessive

10.

Who discovered that each inherited trait is controlled by two factors.

a)

Gregor Mitchell

b)

Gregor Mendel

c)

Gregor Miller

d)

Mr. MIller

11.

Gregor Mendel discovered that traits are inherited by two factors...What are these two factors known as?

a)

Genes

b)

Jeans

c)

Heredity

d)

Mitochondria

12.

A behavior that develops during an animals lifetime is a ______ behavior.

a)

Instinct

b)

Learned

c)

Factor

d)

Gene

13.

When ducks hatch, they learn to recognize and follow their mother, a behavior called _______.

a)

Impersonating

b)

Imprinting

c)

Important

d)

Impossible

14.

A way of acting or behaving in which an animal is born is called a(n) ________.

a)

Instinct

b)

Learned

c)

Imprinting

d)

Gene

15.

Genes are found in the nucleus of a cell. They are stored on ________.

a)

Vacuole

b)

Mitochondria

c)

Chromosomes

d)

Cell wall

16.

A chart used to trace the history of traits in a family is called a ______ ______.

a)

Pedigree table

b)

Pedigree Chart

c)

Heredity Chart

d)

Heredity Table

17.

In a pedigree chart, horizontal lines connect parents and vertical lines connect parents to ________.

a)

Instincts

b)

Genes

c)

Imprinting

d)

Offspring

18.

Another word for offspring would be: ________

a)

Heredity

b)

Genes

c)

Children

d)

Parent

19.

True or False: A male with the dominant gene can be represented by dd

a)

TRUE

b)

FALSE

20.

Learned or Instinct behavior? A dog that learns to play catch.

a)

Learned

b)

Instinct

21.

Instinct or Learned behavior? A spider that spins a web.

a)

Instinct

b)

Learned

22.

Instinct or Learned behavior? A person walking.

a)

Learned

b)

Instinct

23.

True or False: Someone that has the dominant gene of dimples can have a child without dimples.

a)

TRUE

b)

FALSE

24.

Consider this situation: A parent who has the dominant gene of dimples (Dd) has a child without dimples. Since their child has the recessive gene of no dimples that must mean that their parent is a _______ of the recessive gene.

a)

trait

b)

Carrier

c)

Dominant

d)

Factor

25.

________ contains the chemical instructions for an inherited trait.

a)

A Gene

b)

A factor

c)

Heredity

d)

Imprinting