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Punnett Squares (Word Problems and more)

Authored by An Le

Science

6th - 8th Grade

NGSS covered

Used 6+ times

Punnett Squares (Word Problems and more)
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15 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

In pea plants, the tall allele is dominant to the short allele. What key would demonstrate this?

Tall = T
Short = S
Tall = T
Short = t
Tall = t
Short = T
Tall = TT
Short = tt

Tags

NGSS.HS-LS3-1

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Media Image

*Use scratch paper to solve.

T = long tusks, t = short tusks

A heterozygous long-tusked elephant is crossed with a homozygous recessive short-tusked elephant. What is the probability of the offspring having short tusks?

0%
25%
50%
75%

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

NGSS.HS-LS4-3

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Media Image

*Use scratch paper to solve.

P = pink, p = yellow

What is the probability of a yellow-horned unicorn if a heterozygous pink-horned unicorn is crossed with another heterozygous pink-horned unicorn?

0%
25%
50%
75%

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

NGSS.HS-LS3-3

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Aa, DD, bB, yy are all examples of

genotypes
phenotypes

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

What you see, or the physical appearance.

Genotype
Phenotype
Homozygous
Heterozygous

Tags

NGSS.HS-LS3-1

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

B = brown eyes

b = blue eyes

One brother has genotype BB and the other brother has genotype Bb.

Which statement is true about these two brothers?

They have same phenotype and genotype

They have different phenotypes and genotypes

They have same phenotype, but different genotypes

They have different phenotypes, but the same genotype

Tags

NGSS.HS-LS3-1

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The genotype Aa is called . . .

Homozygous recessive

Hybrid

Purebred

Homozygous dominant

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