2. Debates

3. Grade 11-SB13C Plants in the Natural Environment Period-75 minutes

4. Overall Expectations- Analyse the role of plants in ecosystems, and assess the impact of human activities on the balance of plants within those ecosystem; Specific Expectation- Assess the positive and negative impact of human activities on the natural balance of plant (crop rotation, the use of fertilizers and herbicides, the introduction of new species) A1, C Teaching Strategies- Before the day of debate Home assignment-According to assigned roles students will prepare them self for the debate and with resources and written material for the debate. Day of Debate Describe the procedures and topic of debate with students. Grouping students into three teams: (1) the Affirmative team (2) the Opposing team and (3) the judges Establish the rules of the debate, including timelines. Half of the class will be the audience. Give students in the 'audience' a blank rubric. Distribute copies to the team members. Clarify with students how they will be judged. Show them the rubric that will be used for evaluation.

5. Judge Affirmative team Opposing team

6. During – Prepare the room layout to facilitate the debate. Students will use their written note and resources for the debate. Judges should be taking notes the entire debate - evidence for questioning. Begin the debate with the Affirmative side speaking first. Allow them 3-5 minutes of uninterrupted time to explain their position. All the members must participate equally. Repeat the previous step for the opposition side and time limits etc This process will be continue until all expected questions would not be discussed by team members Give both sides about three minutes to confer and prepare for their rebuttal. After- Members of the audience should be given an opportunity to ask questions And to contribute their own thoughts and opinions on the arguments presented. Members of the debate teams may also wish to reflect on their performance and seek feedback from the audience, including the teacher. Make overall encouraging assessment.

7. CategoryLevel 1Level 2Level 3Level 4 Knowledge and understanding the topic and its content Demonstrates knowledge and understanding of the topic with limited effectiveness Demonstrates knowledge and understanding of the topic with some effectiveness Demonstrates knowledge and understanding of the topic with considerable effectiveness Demonstrates knowledge and understanding of the topic with high degree of effectiveness Thinking and Investigate logically support the argument The team contributes in a limited way to support the arguments. The team contributes in some way to support the arguments. The team contributes in meaningful way to support the arguments. The team Contributes substantially and meaningfully way to support the arguments. Communication Delivery and clarity of ideas Conveys ideas logically and clearly with a limited degree of effectiveness Conveys ideas logically and clearly with a some degree of effectiveness Conveys ideas logically and clearly with considerable effectiveness Conveys ideas logically and clearly with a high degree of effectiveness Application Results of human activities on ecosystem Applies knowledge with limited effectiveness Applies knowledge with some degree of effectiveness Applies knowledge with considerable effectiveness Applies knowledge with high degree of Effectiveness

8. Thanks Sunita Bali