The Body of an Earthworm Agricultural Science Primary 2 Third Term Lesson Notes Week 5

Subject: Agricultural Science
Class: Primary 2
Term: Third Term
Week: 3
Topic: The Body of an Earthworm
Duration: 45 minutes

Behavioural Objectives:

• By the end of the lesson, pupils should be able to describe the body parts of an earthworm.
• Pupils should understand the importance of handling earthworms with care.

Key Words:

• Earthworm
• Slim
• Moist
• Fragile
• Segments
• Head
• Clitellum
• Rear Exterior

Entry Behaviour:
The teacher asks pupils if they remember what they learned about earthworms in the previous lesson.

Learning Resources and Materials:

• Pictures of earthworms and their body parts
• Samples of earthworms (if available)
• Whiteboard and markers
• Storybooks about earthworms
• Reference books (Lagos State Scheme of Work)

Building Background / Connection to Prior Knowledge:
The teacher revises the previous lesson about earthworms and their importance to farmers.

Embedded Core Skills:

• Observing
• Describing
• Comparing
• Inferring

Learning Materials:
Pupils will have access to pictures, samples (if available), and storybooks about earthworms.

Instructional Materials:
The teacher will use visual aids, such as pictures and samples, to enhance understanding.

Content:

The Body of an Earthworm:

1. Slim and Moist: Earthworms have a slim and moist body, like a slippery noodle 🐛.
2. Fragile: Their body can easily break if not handled with care, so we must be gentle with them 🙏.
3. Divided into Segments: The body is divided into different parts, like slices of bread 🍞.
   • Head: This is where the mouth of the earthworm is, like our own mouth where we eat food 🍴.
   • Clitellum: It’s like a special belt around the earthworm’s body, helping to hold everything together 🎀.
   • Rear Exterior: This part points towards the tail end, like the back of a car 🚗.

Evaluation:

1. The body of an earthworm is _______. a) hard b) slim c) dry d) colorful
2. Earthworms’ bodies can easily break if not handled with _______. a) care b) water c) speed d) noise
3. The body of an earthworm is _______. a) strong b) fragile c) noisy d) big
4. Earthworms’ bodies are divided into _______ segments. a) two b) three c) four d) five
5. The head of an earthworm houses its _______. a) eyes b) mouth c) ears d) nose
6. The _______ serves as a link between the mouth end and the body segments. a) head b) tail c) clitellum d) rear exterior
7. The rear exterior of an earthworm points towards the _______ end. a) head b) mouth c) tail d) middle
8. Earthworms’ bodies are _______. a) hard b) soft c) cold d) small
9. The body of an earthworm is _______. a) divided b) mixed c) whole d) colorful
10. The body of an earthworm is _______ and moist. a) dry b) wet c) slim d) big
11. Earthworms’ bodies can easily _______ if not handled gently. a) break b) fly c) swim d) jump
12. The clitellum of an earthworm serves as a link between the _______. a) head and tail b) mouth and eyes c) mouth end and body segments d) tail and rear exterior
13. The head of an earthworm houses its _______. a) ears b) eyes c) mouth d) nose
14. The rear exterior of an earthworm points towards the _______ end. a) head b) mouth c) tail d) middle
15. Earthworms’ bodies are _______ into various segments. a) mixed b) divided c) combined d) separated

Class Activity Discussion about the Body of an Earthworm:

1. What is the body of an earthworm like?
   • Answer: The body of an earthworm is slim and moist, like a slippery noodle 🐛.
2. Can an earthworm’s body easily break?
   • Answer: Yes, an earthworm’s body can easily break if not handled with care, like a fragile glass vase 🙏.
3. How many segments is an earthworm’s body divided into?
   • Answer: An earthworm’s body is divided into various segments, like slices of bread 🍞.
4. What is the head of an earthworm for?
   • Answer: The head of an earthworm houses its mouth, like our own mouth where we eat food 🍴.
5. What does the clitellum do?
   • Answer: The clitellum serves as a link between the mouth end and the body segments, like a special belt around the earthworm’s body 🎀.
6. Where does the rear exterior of an earthworm point towards?
   • Answer: The rear exterior of an earthworm points towards the tail end, like the back of a car 🚗.
7. Is an earthworm’s body hard or soft?
   • Answer: An earthworm’s body is soft and delicate, not hard like a rock or a shell 🌟.
8. How many parts is an earthworm’s body divided into?
   • Answer: An earthworm’s body is divided into three main parts: the head, clitellum, and rear exterior 🐛.
9. What happens if an earthworm’s body is not handled gently?
   • Answer: If an earthworm’s body is not handled gently, it can easily break, like snapping a twig in half 🌿.
10. Why is the body of an earthworm moist?
    • Answer: The body of an earthworm is moist to help it move smoothly through the soil, like a slippery slide 💧.
11. Where is the mouth of an earthworm located?
    • Answer: The mouth of an earthworm is located in the head, where it can eat food and nutrients from the soil 🍽️.
12. What does the clitellum look like?
    • Answer: The clitellum of an earthworm looks like a raised band around its body, like a fancy belt 🎩.
13. What is the rear exterior of an earthworm?
    • Answer: The rear exterior of an earthworm is the part that points towards the tail end, like the end of a train 🚂.
14. Can an earthworm’s body be easily divided into parts?
    • Answer: Yes, an earthworm’s body can be easily divided into segments, like cutting a cake into slices 🍰.
15. Why is it important to handle an earthworm’s body gently?
    • Answer: It’s important to handle an earthworm’s body gently to prevent it from breaking and to keep it safe and happy, like how we handle delicate toys 🎈.

Presentation:

1. Revision of Previous Topic:
   • The teacher revises the previous lesson about earthworms and their importance.
   • Farmer’s Friends The Earthworms Importance and Usefulness To Farmers Agricultural Science Primary 2 Third Term Lesson Notes Week 1
2. Introduction of New Topic:
   • The teacher introduces the new topic: “The Body of an Earthworm.”
   • The teacher explains that earthworms have special body parts.
3. Allowing Pupil Contributions:
   • The teacher encourages pupils to share what they know about earthworms and their body parts.
   • Pupils are given opportunities to ask questions and express their thoughts.
4. Teacher’s Activities:
   • The teacher shows pictures and samples of earthworms’ body parts.
   • The teacher explains each body part and its function.
   • The teacher facilitates discussions and corrects misconceptions.
5. Learners Activities:
   • Pupils observe pictures and samples of earthworms, identifying body parts.
   • Pupils describe each body part and its importance.
   • Pupils participate in discussions and ask questions.

Assessment:

• The teacher assesses pupils’ understanding through questioning during the lesson.
• The teacher observes pupils’ participation and engagement in activities.

Evaluation Questions:

1. What is the body of an earthworm like? Draw an earthworm
2. Can an earthworm’s body easily break?
3. What is the head of an earthworm for?
4. What does the clitellum do?
5. Where does the rear exterior of an earthworm point towards?
6. Is an earthworm’s body hard or soft?
7. How many segments is an earthworm’s body divided into?
8. Why is it important to handle an earthworm’s body gently?
9. What happens if an earthworm’s body is not handled gently?
10. How can you describe the body of an earthworm in one word?

Conclusion:

• The teacher goes round to mark pupils’ work and provide feedback.
• The teacher ensures that pupils have a good understanding of the body parts of an earthworm.