Punnett Squares - Word Problems

Punnett Squares - Word Problems

7th Grade

•

34 Qs

quiz-placeholder

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Punnett Squares - Word Problems

Punnett Squares - Word Problems

Assessment

Quiz

•

Science

•

7th Grade

•

Medium

Created by

Ana Garcia

Used 6+ times

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34 questions

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1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

In plants, tall (T) is dominant to short (t). Perform the following cross: Tt x Tt. What is the probability of producing a short plant?

0%
25%
50%
75%

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

In a flowering plant species, red flower color (R) is dominant over white flower color (r). What is the genotype of any red-flowering plant resulting from this species?

rr
R
RR
RR or Rr

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If a heterozygous parent and a homozygous recessive parent mate, what percentage of their offspring will be dominant?

25%

50%

75%

100%

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Two brown eyed parents (Bb) have a baby. What is the chance the baby is blue eyed?

0 %
25%
50%
75%

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In humans, having freckles (F) is dominant to not having freckles (f). What is the percent chance that a married couple with no freckles will give birth to a child who has freckles?

0%

25%

50%

75%

100%

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In humans, having freckles (F) is dominant to not having freckles (f).


Two people with freckles get married and give birth to three children. Two of the kids have freckles and one does not.


Both parents must have which genotype?

FF

Ff

ff

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

B = brown eyes
b = blue eyes
What is true about these two brothers that have brown eyes?
One has genotype BB the other Bb.

they have same phenotype and genotype
they have different genotypes and phenotypes
they have same phenotype but different genotypes
they have same genotype but different phenotypes

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