Classification of farm animals based on Digestive system

 

Agricultural Science

 

 

JSS 1 / BASIC SCIENCE

 

First Term

 

WEEK 7

 

Grade 7  / JSS 1

 

 

Previous lesson : 

The pupils have previous knowledge of

 

Classification of farm animals based on-Habitat-Aquatic and terrestrial, Mammals and Non-Mammals.

 

that was treated in the previous class

 

 

TOPIC : The Classification of farm animals based on Digestive system

 

Behavioural objectives :

At the end of the lesson, the pupils should be able to

1 define ruminant animals 

2 explain the meaning of non ruminant animals 

3 give examples of ruminant and non ruminant animals 

4 say the various compartment of ruminant animals that make them to chew their cud

 

 

Instructional Materials :

  • Wall charts
  • Pictures
  • Related Online Video
  • Flash Cards

Methods of Teaching :

  • Class Discussion
  • Group Discussion
  • Asking Questions
  • Explanation
  • Role Modelling
  • Role Delegation

 

Reference Materials :

  • Scheme of Work
  • Online Information
  • Textbooks
  • Workbooks
  • 9 Year Basic Education Curriculum
  • Workbooks

 

 

 

Content :

 

WEEK 7

TOPIC: Classifications of Farm Animals Based on Types of Stomach

CONTENT:

(1) Ruminant

(2) Non-ruminant

Farm animals, especially mammals can be classified into two groups, according to the type of stomachs that they have . The first group is ruminants while the other group is non-ruminants.

RUMINANTS are animals that chew the cud. When ruminant is resting, it has ability to bring back from the stomach what it has eaten, to its mouth again and chew it properly (Regurgitation) .This habit is known as chewing the cud. This they can do because, they have complex stomach .The complex stomach of a ruminant is made up of four cavities (chambers)which are: rumen, reticulum, omasum and abomasum

Examples of ruminants are : Cattle, Sheep, Goat ,

Evaluation:

  •      Mention two characteristics of a ruminant
  •       Explain the term chew the cud
  •      Mention the four stomach compartment of a ruminant.

 

Sub-Topic 2: NON-RUMINANTS( mono gastric)

Non- ruminants are animals that have simple stomach. They are other wise called mono gastric animals. This group of animals have single stomach compartment . Examples of such animals are : rabbits, pigs, guinea pigs, horse

 

 

 

 

Presentation

 

The topic is presented step by step

 

Step 1:

The class teacher revises the previous topics

 

Step 2.

He introduces the new topic

 

Step 3:

The class teacher allows the pupils to give their own examples and he corrects them when the needs arise

 

 

Conclusion

The class teacher wraps up or conclude the lesson by giving out short note to summarize the topic that he or she has just taught.

The class teacher also goes round to make sure that the notes are well copied or well written by the pupils.

He or she does the necessary corrections when and where  the needs arise.

 

Evaluation:

  1. What are mono gastric?

2. Mention three examples of mono gastric animals

Week end assignment:

Draw the simple stomach of a mono gastric and the complex stomach of a ruminants.

Pre- reading Assignment:

Read on the characteristics of farm animals .

 

 

 

 

 

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