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Family, Shelter, and Community - Our First School: Family and Relationships

Grade 3CBSE

Review the key concepts, formulae, and examples before starting your quiz.

🔑Concepts

Family as the First School: Our family is our first school because we learn our first lessons in manners, values, and social behavior from our family members before learning from anywhere else.

Types of Families: Families can be classified into two main types: Nuclear Family (parents and children living together) and Joint Family (grandparents, parents, uncles, aunts, and cousins living together).

Family Tree: A diagrammatic representation showing the relationship between family members across different generations (G1,G2,G3G_1, G_2, G_3).

Relationships: Relatives on the father's side are called Paternal relatives, while relatives on the mother's side are called Maternal relatives.

Physical Similarities: Family members often share similar traits, such as eye color or height, which are passed down from one generation to the next through HeredityHeredity.

📐Formulae

FamilyNuclear=Parents+ChildrenFamily_{Nuclear} = Parents + Children

FamilyJoint=Parents+Children+Grandparents+Uncles+Aunts+CousinsFamily_{Joint} = Parents + Children + Grandparents + Uncles + Aunts + Cousins

GenerationGap=AgeGrandparentAgeGrandchildGeneration_{Gap} = Age_{Grandparent} - Age_{Grandchild}

💡Examples

Problem 1:

Ravi lives with his father, mother, younger sister, and his paternal grandparents. What type of family does Ravi live in?

Solution:

Joint Family.

Explanation:

Since Ravi's family includes members beyond just parents and children (specifically his grandparents), it is classified as a Joint Family.

Problem 2:

If Sia's father has a brother named Vikas, what is the relationship between Sia and Vikas?

Solution:

Vikas is Sia's Paternal Uncle.

Explanation:

The brother of one's father is referred to as a paternal uncle.

Problem 3:

In a family tree, which generation (GG) would the grandparents typically represent if the children are G3G_3?

Solution:

G1G_1

Explanation:

In a standard three-generation family tree, grandparents are the first generation (G1G_1), parents are the second (G2G_2), and children are the third (G3G_3).

Our First School: Family and Relationships Revision - Class 3 Science CBSE