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LS.10b-Heredity

Total questions: 15

Worksheet time: 15mins

Name
Class
Date
1.

Who is known as the father of genetics for his work on pea plants?

a)

Charles Darwin

b)

Gregor Mendel

c)

James Watson

d)

Francis Crick

2.

The passing of traits from parent to offspring

(such as eye color) is known as:

a)

Genes

b)

Heredity

c)

Alleles

3.

Which below is an inherited trait?

a)

Being good in math

b)

Having blue eyes

c)

Having an outgoing personality

d)

How clumsy you are?

4.

Which below is an acquired trait?

a)

Being good in math

b)

Having blue eyes

c)

How tall/short you are

d)

The shape of your forehead

5.

Alleles are different forms of a:

a)

Nucleotide

b)

Chromosome

c)

Gene

d)

Trait

6.

Which of the following represents a homozygous dominant genotype?

a)

Aa

b)

AA

c)

Ab

d)

aa

7.

What is the physical appearance of an organism as a result of its genotype?

a)

Genotype

b)

Phenotype

c)

Homozygous

d)

Heterozygous

8.

If a pea plant has a genotype of Tt, what is the term for this genetic makeup?

a)

Homozygous

b)

Heterozygous

c)

Purebred

d)

Recessive

9.

Which of the following is an example of a recessive genotype

a)

ab

b)

bb

c)

ab

d)

AA

10.

Which of the following genotypes is considered purebred dominant?

a)

AB

b)

Bb

c)

CC

d)

dd

11.

Which is an example of a recessive genotype?

a)

dd

b)

dc

c)

blue eyes

d)

Cc

12.

What is the term for an organism's genetic makeup?

a)

Phenotype

b)

Genotype

c)

Dominant

d)

Recessive

13.

Which of the following is an example of a phenotype?

a)

Bb

b)

Blue eyes

c)

BB

d)

Bb and bb

14.

Which of the following is an example of a heterozygous genotype

a)

Bc

b)

Bb

c)

BB

d)

bb

15.

How many recessive genes need to be inherited to see/observe the trait?

a)

1

b)

2

c)

0

d)

4