Meaning, Organisms, and Properties of Sandy Soil Basic Science Primary 2 First Term Lesson Notes Week 10

Lesson Plan Presentation

Subject: Basic Science

Class: Primary 2

Term: First Term

Week: 10

Age: 7 years

Topic: Sandy Soil

Sub-topic: Meaning, Organisms, and Properties of Sandy Soil

Duration: 60 minutes

Behavioural Objectives

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

1. Collect and identify sandy soil.
2. Examine sandy soil to identify organisms present.
3. Describe the texture, color, and size of sandy soil particles.

Key Words

• Sandy soil
• Organisms
• Texture
• Color
• Size
• Particles

Set Induction

The teacher shows pictures of sandy soil and asks pupils what they observe about the soil’s appearance and texture.

Entry Behaviour

Pupils have basic knowledge about different types of soil and their characteristics.

Learning Resources and Materials

• Samples of sandy soil
• Magnifying glasses
• Pictures and diagrams of sandy soil and organisms
• Paper and pencils for drawing and labeling

Building Background / Connection to Prior Knowledge

The teacher will connect the lesson to the previous lessons about soil types, emphasizing how sandy soil differs from clay soil in texture and water holding capacity.

Embedded Core Skills

• Observation
• Classification
• Drawing and labeling

Learning Materials

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

Instructional Materials

• Samples of sandy soil
• Magnifying glasses
• Pictures
• Diagrams

Content Explanation (List Format)

1. Meaning of Sandy Soil:
   • Sandy soil is a type of soil composed of larger particles with spaces between them, allowing water to drain quickly.
2. Organisms in Sandy Soil:
   • Sandy soil may contain organisms like ants, beetles, earthworms, and some types of bacteria and fungi.
3. Properties of Sandy Soil:
   • Texture: Sandy soil feels gritty and does not hold water well.
   • Color: Sandy soil is often light-colored, ranging from beige to yellowish.
   • Size of Particles: Sandy soil particles are larger compared to clay soil particles.

Fill-in-the-Blank Questions

1. Sandy soil has _____ particles. (a) large (b) small (c) medium (d) fine
2. Sandy soil feels _____ when touched. (a) smooth (b) rough (c) gritty (d) soft
3. Sandy soil drains water _____. (a) quickly (b) slowly (c) equally (d) none
4. Ants and earthworms can live in _____. (a) water (b) air (c) sandy soil (d) rocks
5. Sandy soil is _____ in color. (a) dark (b) light (c) red (d) blue
6. Sandy soil does not hold _____ well. (a) water (b) air (c) nutrients (d) sunlight
7. The texture of sandy soil is _____. (a) smooth (b) gritty (c) soft (d) rough
8. Sandy soil particles are _____. (a) large (b) small (c) medium (d) fine
9. _____ can be found in sandy soil. (a) Fish (b) Ants (c) Birds (d) Lions
10. Sandy soil drains water _____. (a) quickly (b) slowly (c) equally (d) none

Frequently Asked Questions (FAQ)

1. Q: What is sandy soil? A: Sandy soil is a type of soil composed of larger particles that allow water to drain quickly.
2. Q: What organisms live in sandy soil? A: Sandy soil may contain organisms such as ants, beetles, earthworms, and some types of bacteria and fungi.
3. Q: Why does sandy soil drain water quickly? A: Sandy soil has larger particles with spaces between them, allowing water to pass through easily.
4. Q: How does sandy soil feel when touched? A: Sandy soil feels gritty and rough when touched.
5. Q: Why is sandy soil light in color? A: Sandy soil is light in color due to the composition of its particles, which are often beige or yellowish.
6. Q: What are the advantages of sandy soil? A: Sandy soil drains water well, making it suitable for some plants that prefer well-drained conditions.
7. Q: What are the disadvantages of sandy soil? A: Sandy soil does not hold nutrients well and may require more frequent watering and fertilization for plant growth.
8. Q: How can sandy soil be improved for gardening? A: Adding organic matter like compost can help improve the water and nutrient holding capacity of sandy soil.
9. Q: Can sandy soil support plant growth? A: Yes, sandy soil can support plant growth, especially plants that thrive in well-drained conditions.
10. Q: How does sandy soil affect the ecosystem? A: Sandy soil supports a unique ecosystem of organisms adapted to its specific conditions, such as drought-tolerant plants and animals.

Presentation

Step 1: Revision of Previous Topics

The teacher revises the lessons about soil types by asking pupils to recall what they learned about clay soil and its properties.

Step 2: Introduction of New Topic

The teacher introduces the new topic: “Sandy Soil,” explaining that pupils will learn about the characteristics of sandy soil and the organisms that live in it.

Step 3: Pupil Contributions

Pupils observe samples of sandy soil using magnifying glasses, identify organisms present, and describe the texture, color, and size of sandy soil particles.

Teacher’s Activities

• Show samples of sandy soil to pupils and discuss its properties.
• Use magnifying glasses to observe organisms in sandy soil.
• Guide pupils in drawing and labeling the characteristics of sandy soil.
• Facilitate discussions on the advantages and disadvantages of sandy soil.

Learners’ Activities

• Use magnifying glasses to examine sandy soil and identify organisms.
• Describe the texture, color, and size of sandy soil particles.
• Draw and label the characteristics of sandy soil based on their observations.
• Discuss and share their findings with classmates.

Assessment

The teacher assesses pupils by:

1. Identifying sandy soil samples correctly.
2. Describing the organisms found in sandy soil.
3. Drawing and labeling the texture, color, and size of sandy soil particles.

Conclusion

The teacher concludes the lesson with a summary of key points about sandy soil and its properties, emphasizing its importance in the ecosystem.

More Useful Links

• All Subjects Primary 2 First Term Lesson Notes