Grade 7 Patterns of Inheritance Worksheet
Explore the fundamental concepts of heredity, genes, alleles, and Mendelian inheritance patterns in this Grade 7 science worksheet.
Includes
Standards
Topics
Patterns of Inheritance
Name:
Date:
Score:
Read each question carefully and answer to the best of your ability. Good luck!
1. What is the basic unit of heredity that determines a trait?
Chromosome
Gene
Protein
Cell
2. An allele is:
A type of cell
A different form of a gene
A segment of protein
A process of inheritance
3. The passing of traits from parents to offspring is called .
4. Organisms that have two identical alleles for a particular trait are said to be for that trait.
5. A dominant allele will always express its trait if it is present.
True
False
6. Recessive alleles are only expressed when two copies are present.
True
False
7. Briefly describe the structure of DNA and its role in heredity.

Match the term on the left with its definition on the right.
8. Genotype
a. The observable physical properties of an organism
9. Phenotype
b. The genetic makeup of an organism
10. Homozygous
c. Having two different alleles for a trait
11. Heterozygous
d. Having two identical alleles for a trait
Related Worksheets
Six Kingdoms of Life Worksheet
Explore the characteristics and classification of the six kingdoms of life with this engaging worksheet for Grade 7 science students.
Pathogenic Microorganisms
This worksheet covers different types of pathogenic microorganisms, their characteristics, and how they cause diseases.
The Menstrual Cycle
A Grade 7 Science worksheet covering the stages, hormones, and key terms of the human menstrual cycle.
Human Decomposition: The Science of Decay
Explore the stages of human decomposition, the factors that influence it, and the roles of scavengers and microorganisms in this Grade 7 Science worksheet.
Invertebrate Animals Worksheet
Explore the fascinating world of invertebrate animals with this worksheet, covering their characteristics, classifications, and examples.
Frog Dissection Worksheet
A worksheet covering the external and internal anatomy of a frog for grade 7 science students.
Grade 7 Digestion Worksheet
A science worksheet for Grade 7 students covering the human digestive system, its organs, and processes.
Photosynthesis and Cellular Respiration
Explore the fundamental processes of photosynthesis and cellular respiration, understanding their inputs, outputs, and significance in living organisms.