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7th Grade Genetics Quizzes, Questions & Answers

Recent Genetics Quizzes

Genetics Warm Up 1

Questions: 20 | Attempts: 215 | Last updated: Mar 21, 2025

Sample Question
How many different characteristics of the garden pea did Gregor Mendel use in his genetic experiments?

7

10

14

28

32

Chromosome Number Test 3

Questions: 25 | Attempts: 108 | Last updated: Mar 18, 2025

Sample Question
What is the haploid number of chromosomes in all body cells of the Malus sylvestris?

17

34

60

70

Genetics: Cells and Chromosomes! Trivia Quiz

Questions: 25 | Attempts: 206 | Last updated: Oct 22, 2025

Sample Question
What are homologus chromosomes?

They are gametes that are formed by the same parent.

Chromosomes that code for the same traits.

Genetic material that needs to be copied before meiosis can begin.

A Basic Questions On DNA!

Questions: 10 | Attempts: 14184 | Last updated: Oct 16, 2025

Sample Question
DNA is found in the ___ of a cell.

Nucleus

Ribosome

Mitochondria

8th Grade Life Science Final

Questions: 50 | Attempts: 2297 | Last updated: Oct 22, 2025

Sample Question
A trait that helps an organism survive and reproduce is called a(n)d. variation.

Mutation.

Selection

Adaptation.

Variation. d. variation. d. variation. d. variation. d. variation. variation

Monohybrid and Dihybrid Crosses

Questions: 9 | Attempts: 3909 | Last updated: Mar 22, 2025

Sample Question
A purebred pea plant for height is crossed with a hybrid for height. The phenotypic ratio is 4:0.

True

False

7.4 Human Genetics and Pedigree Charts

Questions: 5 | Attempts: 580 | Last updated: Mar 21, 2025

Sample Question
What is a pedigree chart?

Chart that trace the phenotype and genotype of a family

Chart that shows the chromosomes of a family

Chart that shows different kinds of eye color

Family tree

Genetics Problem Test 1

Questions: 30 | Attempts: 231 | Last updated: Mar 17, 2025

Sample Question
In garden peas involving smooth and rough phenotypes. A phenotypic ratio of 3:1 in the F2 generation indicates that both parents (F1) are _____ for a single trait.

Homozygous smooth

Heterozygous smooth

Homozygous wrinkle

Heterozgyous wrinkle

Genetics Quiz: Test Your Knowledge Of Heredity and Traits

Questions: 25 | Attempts: 218 | Last updated: Oct 13, 2025

Sample Question
Mendel obtained plants that were true-breeding for particular traits by...

Growing plants from seed of other plants that displayed traits.

Discarding plants that showed other traits.

Allowing plants to self-pollinate for several generations.

Allowing plants to self-pollinate for one generation.

Biology Exam: Could You Pass This Quiz?

Questions: 30 | Attempts: 313 | Last updated: Mar 17, 2025

Sample Question
How did Mendel's studies in genetics differ from earlier studies of breeding and inheritance?

Mendel worked with plants; earlier studies used animals

Mendel was able to explain the blending hypothesis

Mendel's work was more quantitive

Mendel worked with wild species, not domesticated ones

Mendel found that offspring inherit characteristics from both parents

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