The Nose as the Organ of Smell Basic Science Primary 2 First Term Lesson Notes Week 5

Lesson Plan Presentation

Subject: Basic Science

Class: Primary 2

Term: First Term

Week: 5

Age: 7 years

Topic: The Senses – Smell

Sub-topic: The Nose as the Organ of Smell

Duration: 60 minutes

Behavioural Objectives

By the end of the lesson, pupils should be able to:

1. Identify the nose as the organ of smell.
2. Recognize items (like fruits, food, etc.) through smelling.
3. Describe pleasant and unpleasant odours.
4. Associate odours with specific pleasant and unpleasant smells.
5. Appraise the importance of the nose and odours in daily activities.

Key Words

• Smell
• Nose
• Odour
• Pleasant
• Unpleasant
• Importance

Set Induction

The teacher will bring various items with distinct smells (e.g., fruits, flowers, vinegar) and ask pupils to close their eyes and identify the items by their smell.

Entry Behaviour

Pupils have a basic understanding of the five senses and their corresponding organs.

Learning Resources and Materials

• Items with distinct smells (fruits, flowers, vinegar, soap)
• Flashcards with images of the nose and various smelly objects
• Drawing paper and crayons

Building Background / Connection to Prior Knowledge

The teacher will remind pupils of the previous lesson about the sense of hearing and introduce the focus on the sense of smell.

Embedded Core Skills

• Observation
• Identification
• Description
• Critical thinking

Learning Materials

• Lagos State Scheme of Work
• Basic Science textbooks for Primary 2

Instructional Materials

• Real objects with distinct smells
• Flashcards
• Pictures
• Drawing paper and crayons

Content Explanation

1. The Nose as the Organ of Smell:
   • The nose is the organ we use to smell.
   • It helps us detect different odours around us.
2. Smell of Different Substances:
   • Items like fruits, flowers, food, and vinegar have distinct smells.
   • Some smells are pleasant, and some are unpleasant.
3. Pleasant and Unpleasant Odours:
   • Pleasant odours: flowers, fresh fruits, perfumes.
   • Unpleasant odours: garbage, rotten food, vinegar.
4. Importance of Smell:
   • Helps us enjoy the aroma of food.
   • Alerts us to dangers (e.g., smoke, gas leak).
   • Enhances our experience of nature.

Questions

1. The nose helps us to _____. (a) see (b) hear (c) smell
2. The organ for smelling is the _____. (a) ear (b) eye (c) nose
3. We use our nose to detect _____. (a) sounds (b) smells (c) tastes
4. The smell of flowers is _____. (a) pleasant (b) unpleasant (c) loud
5. Garbage has an _____ odour. (a) pleasant (b) unpleasant (c) nice
6. The _____ allows us to smell different things. (a) nose (b) ear (c) eye
7. Fresh fruits usually have a _____ smell. (a) bad (b) pleasant (c) loud
8. We use our nose to enjoy the aroma of _____. (a) books (b) food (c) sounds
9. The smell of smoke can _____. (a) alert us to danger (b) make us see better (c) help us hear better
10. Perfumes usually have a _____ odour. (a) unpleasant (b) pleasant (c) bad

Class Activity Discussion

1. Q: What is smell? A: Smell is the ability to detect odours around us.
2. Q: Which organ is used for smelling? A: The nose is used for smelling.
3. Q: How does the nose help us? A: The nose helps us detect different odours around us.
4. Q: What smells do flowers usually have? A: Flowers usually have pleasant smells.
5. Q: What smells do garbage usually have? A: Garbage usually has unpleasant smells.
6. Q: Why is smelling important? A: Smelling is important because it helps us enjoy food and alerts us to dangers.
7. Q: How do we enjoy the aroma of food? A: We enjoy the aroma of food with our nose.
8. Q: What odour can alert us to danger? A: The smell of smoke can alert us to danger.
9. Q: What would happen if we couldn’t smell? A: If we couldn’t smell, we wouldn’t be able to detect odours and enjoy many experiences.
10. Q: What is the odour of fresh fruits? A: Fresh fruits usually have a pleasant odour.

Presentation

Step 1: Revision of Previous Topic

The teacher revises the last lesson about the sense of hearing by asking pupils to name the organ used for hearing.

Step 2: Introduction of New Topic

The teacher introduces the new topic: “The Senses – Smell,” explaining that the pupils will learn about the sense of smell and the importance of the nose.

Step 3: Pupil Contributions

The teacher asks pupils to share what they know about smelling and the nose. The teacher corrects and praises pupils as needed.

Teacher’s Activities

• Present various items with distinct smells for pupils to identify.
• Show pictures of the nose and explain its function.
• Discuss pleasant and unpleasant odours.
• Guide pupils in associating odours with specific items.

Learners’ Activities

• Answer questions about smelling and the nose.
• Smell and identify different items.
• Describe pleasant and unpleasant odours.
• Discuss the importance of smelling in daily life.

Assessment

The teacher asks pupils to:

1. Name the organ used for smelling.
2. Identify items by their smell.
3. Describe pleasant and unpleasant odours.
4. Explain the importance of smelling in their daily activities.

Evaluation Questions

1. What sense do we use to smell?
2. Which organ helps us to smell?
3. Name one item that has a pleasant smell.
4. Name one item that has an unpleasant smell.
5. How does the nose help us?
6. Why is smelling important?
7. How do we enjoy the aroma of food?
8. What smell can alert us to danger?
9. What is the odour of flowers?
10. Name one item that produces an unpleasant odour.

Conclusion

The teacher goes around to mark pupils’ work and provides feedback. The lesson concludes with a brief review and praise for active participation.

Captivating Title

“Exploring the World of Smells”

Focus Keyphrase

Understanding the Sense of Smell for Primary 2

SEO Title

“Primary 2 Basic Science Lesson: The Sense of Smell | Lagos State Scheme”

Slug

primary-2-sense-of-smell

Meta Description

“Engage Primary 2 students with this comprehensive lesson plan on the sense of smell. Includes activities, assessments, and FAQs to enhance learning about the nose and its importance.”