Age-Specific Milestones (Birth–3 yrs): Cognitive MCQs Quiz | Class 9
This is a multiple-choice quiz for Class IX Home Science (Code 064), based on Unit II: Human Growth & Development – I. The questions focus on the topic of Age-Specific Milestones (Birth–3 yrs), specifically covering cognitive development milestones. After completing the quiz, click ‘Submit Quiz’ to see your score and review the answers. You can also download a PDF of your answer sheet.
Understanding Cognitive Milestones (Birth to 3 Years)
Cognitive development refers to the growth of a child’s ability to think, reason, solve problems, and understand the world. The period from birth to three years is a time of incredible brain development. Tracking cognitive milestones helps in understanding a child’s progress and providing appropriate stimulation.
Key Cognitive Milestones by Age
Here’s a breakdown of typical cognitive achievements during the first three years:
| Age Range | Key Cognitive Milestones |
|---|---|
| Birth – 1 Year | Recognizes familiar faces, explores objects with hands and mouth, develops object permanence (knowing an object exists even when hidden), imitates sounds and gestures, responds to their own name. |
| 1 – 2 Years | Says first words and simple phrases, follows one-step commands (“get your shoes”), begins pretend play (e.g., feeding a doll), points to named body parts, finds objects hidden under multiple layers. |
| 2 – 3 Years | Sorts objects by shape or color, completes simple puzzles, uses two- to three-word sentences, understands concepts like “one” and “all,” follows two-step instructions. |
Exploring Core Concepts
- Object Permanence: This is a fundamental concept, usually developing between 4 to 8 months. Before this, an infant believes that if they can’t see something, it ceases to exist. Once object permanence is established, they will search for a hidden toy.
- Language Acquisition: This journey begins with coos and babbles, moves to single words around 12 months, and progresses to simple sentences by age 2-3. It’s a direct reflection of their growing ability to think and form concepts.
- Symbolic Thought: This emerges around 18 months and is the foundation of pretend play. A child using a banana as a telephone is demonstrating symbolic thought—the ability to make one thing stand for something else.
- Cause and Effect: From an early age, babies learn that their actions have consequences. Dropping a spoon and watching it fall, or pushing a button to hear a sound, are early experiments in understanding cause and effect.
Quick Revision Points
- Cognitive development is about how children think, learn, and solve problems.
- Object permanence is knowing things exist even when out of sight.
- Symbolic play (pretend play) is a major milestone, showing abstract thought.
- Language skills progress from sounds to words to simple sentences by age 3.
- By age 3, a child can typically sort objects and follow multi-step instructions.
Extra Practice Questions
- Define “object permanence” in your own words.
- Give two examples of symbolic play you might see in a two-year-old.
- What is the difference between a one-step and a two-step command? Provide an example of each.
- Why is imitating gestures and sounds an important cognitive skill for an infant?
- How does sorting objects by color demonstrate cognitive growth?
