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Punnett Squares Practice

Authored by Becky Little

Biology

7th Grade

NGSS covered

Used 8+ times

Punnett Squares Practice
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40 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Aa, DD, bB, yy are all examples of

genotypes
phenotypes

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

AA and Aa always show up as

dominant
recessive

Tags

NGSS.HS-LS3-1

3.

MULTIPLE CHOICE QUESTION

45 sec • 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

Tags

NGSS.HS-LS3-2

4.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Which of the following genotypes is homozygous dominant?

A
Aa
AA
aa

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

What are the possible genotypes for this cross?

TT = 25% Tt= 50% tt=25%
all tall
TT= 75% tt = 25%
Tt = 100%

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-3

NGSS.HS-LS3-2

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

If brown eyes are dominant over blue eyes, what would be the  parent genotypes if two heterozygous brown eyed persons were crossed?

BB and bb
BB and Bb
Bb and Bb
bb and Bb

Tags

NGSS.HS-LS3-1

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Green is dominant to yellow. Two heterozygous green plants are crossed. What are the genotypes of the offspring?

100% Gg
50% GG, 50% Gg
25% GG, 50% Gg, 25% gg
75% Gg, 25% gg

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-3

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