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Family Tree - Beginner Level: pedigree charts BEGINNER

This foundation builder 🌟 worksheet contains 20 beginner-level family tree problems. Worksheet 1 of 30 focuses on pedigree charts. Practice pedigree charts, family hierarchy, generational trees with our step-by-step solutions. Difficulty: foundational concepts and basic patterns. Recommended for entry-level learners.

📝 Worksheet 1 of 30 • 20 questions • ⏱️ Estimated time: 20 minutes • 🎯 Beginner level

What you'll learn in this worksheet:
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Worksheet 1 of 30 (3% complete)

Question 1

Omar is the sibling of Mason. What is Omar's exact relation to Mason?
Without knowing the genders of the individuals, 'sibling' could mean brother or sister, so the exact relation cannot be determined.

Question 2

Arjun and Ethan are brothers. Arjun has 4 child/ren: Yuki, Ivan, Meera, Raj; Ethan has 4 child/ren: Elijah, James, Lucas, Evelyn. How many paternal cousins does Ivan have?
Paternal cousins are from father's side. Ivan's father is Arjun, so paternal cousins are children of his brother Ethan: 4 cousins.

Question 3

Tree: Root is Deepa, children: Lucas and Karan. Lucas has child Olga. Who is a leaf node (has no children) in this family tree?
Olga has no children, so it is a leaf node.

Question 4

In a family tree: Harper is parent of Evelyn, Evelyn is parent of Nitin. What is the degree of relationship between Harper and Nitin? (Count the number of edges in the shortest path.)
The path Harper→Evelyn→Nitin has 2 edges, so the degree is 2.

Question 5

Grace and Nisha share the same father but different mothers. Fatima is the mother of Grace. Meera is the mother of Nisha. What is the relationship between Grace and Nisha?
Grace and Nisha share one biological parent but not both, making them half-siblings.

Question 6

Siblings: Meera, Lucas, Liam are children of the same parents. Pierre is a cousin. Who is the odd member out in the group of these four people?
Pierre is not a sibling of the others; they are all children of the same parents, while Pierre is a cousin.

Question 7

Mei's father married Sachin's mother. Isabella is a child of Sachin's mother. How is Isabella related to Mei?
Mei and Isabella share one parent by marriage but not by blood, making them step-siblings.

Question 8

Aarav is the father of Mateo. Mateo is the parent of Grace. Grace is the parent of Manish. How is Aarav related to Manish?
Aarav is Mateo's father, Mateo is Grace's parent, Grace is Manish's parent → Aarav is Manish's great-grandfather.

Question 9

Amelia is the mother of Logan. Logan is the parent of Chloe. Chloe is the parent of Karan. How is Amelia related to Karan?
Amelia is Logan's mother, Logan is Chloe's parent, Chloe is Karan's parent → Amelia is Karan's great-grandmother.

Question 10

Mateo is the brother of Harper. Harper is the parent of Jennifer. How is Mateo related to Jennifer?
Mateo is a sibling of Jennifer's parent Harper, making Mateo the uncle of Jennifer.

Question 11

In a family tree: Rohit is parent of Leila, Leila is parent of Grace. What is the degree of relationship between Rohit and Grace? (Count the number of edges in the shortest path.)
The path Rohit→Leila→Grace has 2 edges, so the degree is 2.

Question 12

Ama is the mother of Lucas. What is Lucas to Ama?
If Ama is the mother of Lucas, then Lucas is the son of Ama.

Question 13

Olga is the aunt of Mia. What is Mia to Olga?
If Olga is the aunt of Mia, then Mia is the niece of Olga.

Question 14

Linda is the mother of Giulia. Giulia is the parent of Kwame. Kwame is the parent of Grace. How is Linda related to Grace?
Linda is Giulia's mother, Giulia is Kwame's parent, Kwame is Grace's parent → Linda is Grace's great-grandmother.

Question 15

Siblings: Kwame, Sophia, Asha are children of the same parents. Chloe is a cousin. Who is the odd member out in the group of these four people?
Chloe is not a sibling of the others; they are all children of the same parents, while Chloe is a cousin.

Question 16

Mary is the mother of Asha. Asha is the parent of Liam. Liam is the parent of Evelyn. How is Mary related to Evelyn?
Mary is Asha's mother, Asha is Liam's parent, Liam is Evelyn's parent → Mary is Evelyn's great-grandmother.

Question 17

Isabella is the mother of Lucas. Lucas is the parent of Dev. Dev is the parent of Fatima. How is Isabella related to Fatima?
Isabella is Lucas's mother, Lucas is Dev's parent, Dev is Fatima's parent → Isabella is Fatima's great-grandmother.

Question 18

Ama and Olga are sisters. Ama has 3 child/ren: Arjun, Noah, Yuki; Olga has 3 child/ren: Ivan, Mateo, Priya. How many maternal cousins does Arjun have?
Maternal cousins are from mother's side. Arjun's mother is Ama, so maternal cousins are children of her sister Olga: 3 cousins.

Question 19

Ethan and Giulia are siblings. Ethan has 1 child/ren: John; Giulia has 1 child/ren: Dev. How many cross-cousins does John have? (Cross-cousins are children of mother's brother or father's sister)
John is child of Ethan (father's side), so cross-cousins are children of his father's sister Giulia: 1 cousins.

Question 20

Harper and Linda are married. Their children are Grace and John. Marie is Harper's mother. How is Marie related to John?
Marie is the mother of Harper, who is a parent of John, making Marie the grandmother of John.
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