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Mendel and Heredity

Total questions: 21

Worksheet time: 17mins

Name
Class
Date
1.

What is the passing of traits from parents to offspring?

a)

Heredity

b)

Genetics

c)

Traits

d)

Mendelian

2.

What is the study of heredity?

a)

Genetics

b)

Mendel

c)

Pea plants

d)

Genes

3.

Who was Gregor Mendel? (Select ALL that apply)

a)

father of genetics

b)

Austrian monk

c)

Egyptian scientist

d)

Austrian scientist

4.

3 reasons pea plants are ideal for genetic studies

a)

reproduce quickly

b)

easily observed traits

c)

easily controlled to pollinate

d)

easily separated

5.

When Mendel did a manual cross between plants with white flowers and plants with purple flowers he was:

a)

self-pollinating

b)

cross-pollinating

c)

making offspring for consumption

6.

When Mendel pollinated the pea plants, what flower color options were there?

a)

red and green

b)

purple and white

c)

purple and blue

d)

white and pink

7.

Another name for the offspring from two plants cross pollinating.

a)

hybrid

b)

homozygous dominate

c)

homozygous recessive

d)

true

8.

How can you find the ratio of offspring?

a)

divide the number of recessive genes by the number of dominant genes

b)

divide the number of dominant genes by the number of recessive genes

c)

multiply the dominant and recessive genese

d)

add the dominant and recessive genes together

9.

What is the role of DNA in heredity?

a)

It stores all genetic information

b)

It provides energy to cells

c)

It builds cell membranes

10.

A physical feature that has different forms in a population of organisms

a)

Characteristic

b)

Probability

c)

Genotype

d)

Allele

11.

These chromosomes that carry the same set of genes.

a)

Homologous Chromosomes

b)

Heterozygous

c)

Genotype

d)

Heterozygous

12.

This mathematical term is the likelihood/chance that a possible future event will occur.

a)

Probability

b)

Characteristic

c)

Allele

d)

Heredity

13.

When parents with two different traits have an offspring, this trait reappears in the second generation (i.e. their grandchildren) after disappearing in the first generation (i.e., their children).

a)

Genotype

b)

Phenotype

c)

Recessive Trait

d)

Dominant Trait

14.

When parents that have different traits have an offspring, this trait will always appear in their children (the first generation).

a)

Genotype

b)

Phenotype

c)

Recessive Trait

d)

Dominant Trait

15.

A set of instructions for an inherited trait

a)

Allele

b)

Gene

c)

Trait

d)

Chromosome

16.

What did Gregor Mendel spend many hours doing in the monastery garden?

a)

Observing plants

b)

Praying

c)

Reading books

d)

Writing letters

17.

What are physical characteristics of an organism?

a)

Alleles

b)

Genotypes

c)

Genes

d)

Traits

18.

Brown Eyes: Trait or Gene?

a)

Trait

b)

Gene

19.

Chromosome: Gene or Trait?

a)

Gene

b)

Trait

20.

Hand Clasping: Gene or Trait?

a)

Gene

b)

Trait

21.
What is an organism called if its alleles are represented by two of the same letter?
a)
purebred
b)
hybrid
c)
dominant
d)
recessive