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meiosis

Authored by Jennifer Cartelli

Biology

9th Grade

NGSS covered

Used 124+ times

meiosis
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This quiz thoroughly examines meiosis, the specialized cellular division process that produces gametes (sex cells) in sexually reproducing organisms. Designed for 9th-grade biology students, the assessment covers fundamental concepts including chromosome reduction from diploid to haploid states, the distinction between meiosis and mitosis, gamete formation, and genetic variation mechanisms. Students must understand that meiosis consists of two consecutive divisions that reduce chromosome number by half, distinguish between different cell types and their ploidy levels, and comprehend key vocabulary including homologous chromosomes, zygotes, and gametes. The questions require students to apply mathematical reasoning to chromosome counting problems, analyze karyotypes and cellular diagrams, and explain the biological significance of sexual reproduction. Advanced concepts include crossing over, independent assortment, nondisjunction, and the role these processes play in generating genetic diversity essential for species survival and evolution. Created by Jennifer Cartelli, a Biology teacher in the US who teaches grade 9. This comprehensive assessment serves multiple instructional purposes, functioning effectively as a formative evaluation tool to gauge student understanding before summative testing, a review activity following meiosis instruction, or homework practice to reinforce classroom learning. Teachers can utilize individual questions as warm-up activities to activate prior knowledge or deploy the entire quiz as a formal assessment measuring student mastery of cellular reproduction concepts. The quiz aligns with NGSS standards HS-LS1-4 (modeling DNA replication and cellular division processes) and HS-LS3-2 (making claims about inheritance patterns and genetic variation), while supporting Common Core mathematical practices through chromosome calculation problems. This resource provides immediate feedback opportunities for both students and instructors, enabling targeted remediation of misconceptions and reinforcement of critical biological principles that form the foundation for advanced genetics and heredity studies.

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24 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

After meiosis II the daughter cells will contain ____ chromosomes if the original cell contained 78.

78
39
23
46

Tags

NGSS.HS-LS3-2

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following cells is a gamete?

egg
bone
heart
muscle

Tags

NGSS.HS-LS3-2

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The pair of chromosomes that contain the same genes (but may be coded differently) and are inherited from a male and female parent are termed ___.

gametes
alleles
zygote
homologs

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The fertilized egg is termed a/an _____.

gamete
allele
homolog
zygote

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

In mitosis cells are genetically _______, but in meiosis cells are genetically ______.

diverse, identical
identical, diverse/different

Tags

NGSS.HS-LS3-2

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Is the following cell diploid or haploid?

Diploid

Haploid

Tags

NGSS.MS-LS3-2

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

When does replication of chromosomes occur in animal cell meiosis?

Before Meiosis I and Meiosis II
Before Meiosis II Only
Before Meiosis I Only
During Prophase I and Prophase II

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