Monohybrid and Dihybrid Practice Quiz
Biology
9th - 12th Grade
NGSS covered
Used 349+ times
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16 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
In guinea pigs, the allele for short hair is dominant over the allele for long hair.
B = short
b = long
What would the cross be for two heterozygous guinea pigs?
Tags
NGSS.HS-LS3-1
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Smooth seeds are dominant over wrinkled seeds.
What is the genotype ratio for the following cross?
Nn X NN
Tags
NGSS.HS-LS3-3
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Tomato plants usually have hairy stems. Hairless stems are present in tomato plants that are homozygous recessive for this trait. If the stem characteristics are determined by a single gene, what are the expected phenotype percentages for the offspring of a heterozygous hairy plant and a hairless plant?
Tags
NGSS.HS-LS3-1
NGSS.HS-LS3-3
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What goes in box 1
Tags
NGSS.HS-LS3-2
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Cross Two Homozygous plants
(RRYY x rryy)
R = round seeds, r = wrinkled seeds Y = yellow seeds, y = green seeds
What percent will have Round and Yellow seeds?
Tags
NGSS.HS-LS3-1
NGSS.HS-LS3-3
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which of the following genotypes is heterozygous?
Tags
NGSS.HS-LS3-1
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which of the following genotypes is homozygous dominant?
Tags
NGSS.HS-LS3-1
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