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Mendelian Genetics

Total questions: 29

Worksheet time: 15mins

Name
Class
Date
1.

Who is the father of genetics

a)

Gregor Mendel

b)

Demitri Mendeleev

c)

Gregor Punnett

d)

Genome Mendel

2.

Transfer of pollen grains from the male to female reproductive organs in a plant

a)

Gametes

b)

Pollination

c)

Cross-pollination

d)

self-pollination

3.

Reproduction from the male and female parts on the same plant

a)

Gametes

b)

Pollination

c)

Cross-pollination

d)

Self-pollination

4.

Reproduction by the male and female parts on different plants

a)

Gametes

b)

Pollination

c)

Cross-pollination

d)

Self-pollination

5.

Characteristics that are inherited

a)

genes

b)

genome

c)

trait

d)

allele

6.

Different gene forms

a)

genes

b)

genome

c)

traits

d)

alleles

7.

Observed traits of an organism will always be present

a)

dominant

b)

recessive

c)

homozygous

d)

heterozygous

8.

Trait represented by a capital letter

a)

dominant

b)

recessive

c)

homozygous

d)

heterozygous

9.

Trait that would be expressed only if the dominant trait is not present.

a)

dominant

b)

recessive

c)

homozygous

d)

heterozygous

10.

Trait represented by a lower case letter

a)

dominant

b)

recessive

c)

homozygous

d)

heterozygous

11.

Individual with both dominant or both recessive alleles for a trait

a)

dominant

b)

recessive

c)

homozygous

d)

heterozygous

12.

Individual with a dominant and a recessive allele for a trait

a)

dominant

b)

recessive

c)

homozygous

d)

heterozygous

13.

Individual with identical alleles for a trait

a)

dominant

b)

recessive

c)

purebred

d)

hybrid

14.

Offspring of an parant that has different forms of a trait

a)

dominant

b)

recessive

c)

purebred

d)

hybrid

15.

Outward physical appearance of an organism

a)

phenotype

b)

genotype

c)

genome

d)

gene

16.

Combination of genes in an organism

a)

phenotype

b)

genotype

c)

genome

d)

gene

17.

Individual that carries the recessive allele for a trait but does not display the phenotype

a)

recessive

b)

dominant

c)

carrier

d)

genotype

18.

Original Parents

a)

P1

b)

F1

c)

F2

d)

P2

19.

Offspring of the parents, first generation of offspring

a)

P1

b)

F1

c)

F2

d)

P2

20.

Second generation of offspring

a)

P1

b)

F1

c)

F2

d)

P2

21.

One gene from each gene pair goes into each gamete.

a)

Law of Segregation

b)

Law of Independent Assortment

c)

Law of Dominance

d)

Law of Inheritance

22.

Each gene pair is inherited independently of the gene pairs for other traits

a)

Law of Segregation

b)

Law of Independent Assortment

c)

Law of Dominance

d)

Law of Inheritance

23.

One allele may be dominant to one that is recessive

a)

Law of Segregation

b)

Law of Independent Assortment

c)

Law of Dominance

d)

Law of Inheritance

24.

What genotype parents will lead to an offspring genytypic ratio of 1RR:2Rr:1rr

a)

RR x rr

b)

Rr x rr

c)

RR x Rr

d)

Rr x Rr

25.

If the genotypic ratio is 1RR:2Rr:1rr, and R means that you can roll your tongue what is the phenotypic ratio for tongue roll?

a)

1 tongue roll: 3 no tongue roll

b)

2 tongue roll: 2 no tongue roll

c)

3 tongue roll: 1 no tongue roll

d)

1 tongue roll: 2 possible tongue roll: 1 no tongue roll.

26.

If SpongeBob is heterozygous for his square shape, but SpongeSusie is round, and square shape is dominant to round. What is the genotype of SpongeBob?

a)

Ss

b)

SS

c)

ss

d)

Sr

27.

If SpongeBob is heterozygous for his square shape, but SpongeSusie is round, and square shape is dominant to round. What is the genotype of SpongeSusie?

a)

Ss

b)

SS

c)

ss

d)

Sr

28.

If SpongeBob is heterozygous for his square shape, but SpongeSusie is round, and square shape is dominant to round. What are the chances of their offspring being round?

a)

100%

b)

75%

c)

50%

d)

25%

e)

0%

29.

If SpongeBob is homozygous for his square shape, but SpongeSusie is round, and square shape is dominant to round. What is the possibility of their offspring have a square shape?

a)

100%

b)

75%

c)

50%

d)

25%

e)

0%