Second Term Lesson Note for Week Ten
Class : Primary Three
Subject : Agricultural Science
Topic : Tuber Crops
Duration : 40 Minutes
Period : Single Period
Reference Book :
- Agricultural Science for Primary Schools, Book 3.
- Lagos State Unified schemes of work for lower Primary, Primary 1 – 3.
- Online Resources
Instructional Material : Chart showing examples of tuber crops.
Learning Objectives : By the end of the lesson learners will be able to :
i. Describe Tuber Crops
ii. Give examples of tuber crops
iii. Identify the classification of tuber crops.
Content :
Tuber crops are crops that are very rich in carbohydrates. They are underground crops that gives energy to the body.
Examples of tuber crops are yams, cassava, sweet potato, Cocoyam, etc.
The most popular tuber crop is yam. It belongs to Discoreaceae, which has six varieties. These are:
i. White yam. ii. Water yam
iii. Chinese yam iv. Yellow yam
v. Aerial yam vi. Trifoliate yam
Yam is stored in the barn. It may be processed into yam powder or flour.
Classification of Tuber Crops
Tuber crops are classified into two major groups. These are
a. Stem tubers e.g. Cassava
b. Root tubers e.g. Yam,
Presentation Steps :
Step 1 : The teacher revises the previous lesson with the learners by asking them questions orally.
Step 2 : He/ she introduces the new topic by describing tuber crops.
Step 3 : The teacher asks the learners to give examples of tuber crops.
Step 4 : He / she then list and explains the classifications of tuber crops with examples.
Evaluation :
1. _____________ crops are underground crops which are rich in carbohydrate.
2. ________________, ___________________ and __________________ are examples of tuber crops.
3. The most popular tuber crops is ___________.
4. Mention the two classification of tuber crops.
i. _________________________________
ii. _________________________________
5. Yam tuber can be stored in a __________
Conclusion : At the end of the lesson learners were able to answer the questions correctly.
Assignment :
1. How many varieties of yam do we have? _____________
2. List the varieties of yams.
i. ___________________ ii. __________________
iii. __________________ iv. _________________
v. ___________________ vi. _________________
