Genetic crosses

Genetic crosses

7th - 9th Grade

22 Qs

quiz-placeholder

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Genetic crosses

Genetic crosses

Assessment

Quiz

Biology, Other Sciences

7th - 9th Grade

Medium

NGSS
HS-LS3-1, HS-LS3-2, HS-LS3-3

+1

Standards-aligned

Used 73+ times

FREE Resource

22 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

In a heterozygous genotype, the ___________ allele takes over in the phenotype.
recessive
dominant
lower case letter
both 

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Heterozygous is when...
the alleles are the same
the alleles are different
the alleles are absent
the alleles are present

Tags

NGSS.HS-LS3-2

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image
T - tall and t = short
In the punnett square below, what belongs in the missing square
tt
Tt
Bb
TT

Tags

NGSS.HS-LS3-1

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

G = green, g = yellow
The genotype for a yellow plant is...
GG
Gg
gg
all of the choices result in yellow

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image
B = brown fur  b = white fur
In the punnett square, what is the probability for white fur? 
0%
25%
50%
75%

Tags

NGSS.HS-LS3-3

NGSS.HS-LS4-3

6.

MULTIPLE CHOICE QUESTION

1 min • 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%

Tags

NGSS.HS-LS3-3

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of the following is NOT a genotype?
heterozygous
a trait
Bb
homozygous recessive

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