Padlet Week 6 by https://padlet.com/dccurran1/fpgs0gvl5d2f9g80 Darragh Curran 19230095, Brian Maher 19262701, Gillian Casey 20267975, Liam Moloney 20250711 en-us 2023-03-02 14:48:20 UTC 2025-10-09 09:12:37 UTC hello@padlet.com https://padlet.net/icons/png/1f52d.png Experiment 1 dccurran1 https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2501233330 Investigating the influence of 1. light intensity 2.carbon dioxide on the rate of Photosynthesis using Elodea ]]> 2023-03-02 14:54:39 UTC https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2501233330 Experiment 2 dccurran1 https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2501235943 To investigate the influence of 1. light intensity 2.carbon dioxide by use of gel bead technology]]> 2023-03-02 14:56:18 UTC https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2501235943 Experiment 3 dccurran1 https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2501236303
PREPARE AND EXAMINE MICROSCOPICALLY A TRANSVERSE SECTION OF A DICOTYLEDONOUS STEM ]]> 2023-03-02 14:56:33 UTC https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2501236303 Hypothesis https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2504116814 Increasing light intensity and carbon dioxide concentration will increase the rate of photosynthesis in Elodea.]]> 2023-03-05 18:57:40 UTC https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2504116814 Learning Outcomes https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2504117667
  • Understanding the process of photosynthesis and the factors that affect it.
  • Demonstrating knowledge of the equipment and materials needed to conduct the experiment.
  • Planning and carrying out an investigation to test the hypothesis.
  • Identifying and controlling variables in the experiment.

    • ]]>     2023-03-05 18:59:31 UTC https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2504117667     Learning Intentions https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2504118216
  • To develop an understanding of the process of photosynthesis and the factors that affect it.
  • To learn how to plan and conduct a scientific investigation, including identifying variables and controlling them.
  • To develop skills in recording and analyzing data using appropriate techniques, such as creating a graph to show the relationship between light intensity/carbon dioxide concentration and the rate of photosynthesis.

    • ]]>     2023-03-05 19:00:37 UTC https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2504118216     Level of Inquiry https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2504118859 Structured Inquiry]]> 2023-03-05 19:01:54 UTC https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2504118859 SRL Opportunities https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2504119739
  • Goal Setting: Students could set specific learning goals related to the experiment, such as improving their understanding of photosynthesis, developing their experimental design skills, or improving their data analysis and interpretation skills.
  • Monitoring: Students could monitor their own progress throughout the experiment, by keeping a lab notebook and tracking their observations, measurements, and results.
  • Self-Assessment: Students could engage in self-assessment activities, such as reflecting on their experimental design choices, evaluating the reliability of their data, and identifying areas where they could improve their skills or knowledge.
  • Feedback: Teachers could provide feedback on students' experimental designs, data analysis methods, and conclusions, to help them improve their skills and achieve their learning goals.
  • Reflection: Students could reflect on their learning experiences during the experiment, such as what they learned, what challenges they faced, and how they could improve their skills or knowledge in the future. This could help them develop a deeper understanding of the scientific process and the role of experimentation in scientific inquiry.

    • ]]>     2023-03-05 19:03:47 UTC https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2504119739     Risk Assessment https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2504120828
  • Electrical Hazards: There is a risk of electrical shock when using electrical equipment, such as the lamp or light source. To minimize this risk, students should not touch the electrical components with wet hands, and the equipment should be kept away from any water or moisture.
  • Chemical Hazards: Sodium bicarbonate can be harmful if ingested or inhaled, and can cause skin and eye irritation. Students should wear protective gloves and goggles when handling sodium bicarbonate, and avoid inhaling or ingesting it.
  • Biological Hazards: Elodea plants may harbor bacteria or other microorganisms that could cause infection if ingested or come into contact with open wounds. Students should handle the plants with care, and avoid putting their hands or any other objects in their mouth during the experiment.

    • ]]>     2023-03-05 19:05:40 UTC https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2504120828     Step 1 19262701 https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2505237277 1. Familiarise yourself with all procedures before starting. 
    2. Cut a short length of wet stem using the blade. Cut across at right angles to the stem, away from the body, to get a very thin transverse section. 
    3. Repeat several times, placing each transverse section in the petri dish of water. 

    ]]>     2023-03-06 14:25:22 UTC https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2505237277     gilliancasey307 https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2505252999 2023-03-06 14:34:06 UTC https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2505252999 LEARNING OUTCOMES 19262701 https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2505254201 3.2.1 Organisational Complexity of the Flowering Plant- Identification of dicotyledons and monocotyledons under the headings: woody/herbaceous, arrangement of floral parts, arrangement of vascular bundles, cotyledon or seed leaf number. - Prepare and examine microscopically the transverse section of a dicotyledonous stem (x100, x400).

    2.1.1 Microscopy-  An introduction to the microscope, Components of the cell as seen under the light microscope and their functions. Specific reference to the light microscope and the transmission electron microscope. - Be familiar with and use the light microscope. ]]>     2023-03-06 14:34:45 UTC https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2505254201     LEARNING INTENTIONS 19262701 https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2505259338
    1. Understanding the anatomy and organization of dicotyledonous stems, including the arrangement of vascular tissues (xylem and phloem), ground tissues, and epidermis.
    2. Developing the technical skills necessary for preparing a high-quality transverse section of a dicotyledonous stem using a microscope and other laboratory equipment.
    3. Identifying and labeling the different tissues and structures visible in the transverse section, including the epidermis, xylem, phloem.
    4. Comparing and contrasting the features of dicotyledonous stems with other types of plant stems, such as monocotyledonous stems.
    5. Applying critical thinking and problem-solving skills to analyze and interpret the results of the microscopic examination, and draw conclusions about the structure and function of dicotyledonous stems.

    ]]>     2023-03-06 14:37:37 UTC https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2505259338     SRL OPPORTUNITIES 19262701 https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2505269715
  • Goal setting: Set specific goals for the experiment, such as identifying and labeling the different tissues and structures visible in the transverse section, or developing skills in observation and interpretation of scientific data.
  • Planning and organization: Develop a detailed plan for the experiment, including a timeline for completing each step of the process, and a checklist of the equipment and materials needed.
  • Metacognitive strategies: Monitor and evaluate progress throughout the experiment, reflecting on strengths and weaknesses, and adjusting strategies as needed.
  • Self-evaluation: Assess performance and learning outcomes at the end of the experiment, comparing actual results with the initial goals and adjusting plans for future experiments.
  • Self-motivation: Use intrinsic motivation, such as curiosity and interest in the subject matter, or extrinsic motivation, such as the desire to achieve good grades or pursue a career in science, to stay motivated and engaged throughout the experiment.

    • ]]>     2023-03-06 14:43:34 UTC https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2505269715     RISK ASSESMENT 19262701 https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2505287776 1 When students are cutting seeds, must be careful with the scalpel/knife
    2- When using microscope, students must be careful with glass slides so that they do not break them, and if they do that it is reported to the teacher straight away. 
    3- No messing when setting up microscope, if microscope falls, can cause injury. 
    4- When plugging in microscope students must ensure it is safe to do so, electrical sockets are not wet/loose etc. ]]>     2023-03-06 14:53:28 UTC https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2505287776     Learning Intentions gilliancasey307 https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2505319411 1. Understand why photosynthesis only proceeds in the light

    2. Determine how light intensity affects the rate of photosynthesis

    3. Differentiate between photosynthesis and respiration

    4. Explain how wavelength (colour of light) affects the rate of photosynthesis.

    5. Discuss how the concentration of algae will affect the rate of photosynthesis.

    ]]>     2023-03-06 15:11:19 UTC https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2505319411     Learning Outcomes gilliancasey307 https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2505358756 2.2.4 Photosynthesis  - Investigate the influence of light intensity or carbon dioxide on the rate of photosynthesis. 

    Identification of the source of light, carbon dioxide and water for photosynthesis in leaf cells. ]]>     2023-03-06 15:33:00 UTC https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2505358756     SRL Opportunities gilliancasey307 https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2505365237 1. Goal Setting: Students could specify learning objectives for the experiment, such as enhancing their comprehension of photosynthesis, enhancing their ability to design experiments, or enhancing their capacity for data analysis and interpretation.

    2. Monitoring: Students could monitor their own progress throughout the experiment, by keeping a lab notebook and tracking their observations, measurements, and results.

    3. Self-evaluation: Assess performance and learning outcomes at the end of the experiment, comparing actual results with the initial goals and adjusting plans for future experiments.

    4. Self-motivation: Use intrinsic motivation, such as curiosity and interest in the subject matter, or extrinsic motivation, such as the desire to achieve good grades or pursue a career in science, to stay motivated and engaged throughout the experiment.

    5. Reflection: Students could reflect on their learning experiences during the experiment, such as what they learned, what challenges they faced, and how they could improve their skills or knowledge in the future. This could help them develop a deeper understanding of the scientific process and the role of experimentation in scientific inquiry.




    ]]>     2023-03-06 15:36:43 UTC https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2505365237     Level of Inquiry gilliancasey307 https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2505394967 Structured Inquiry]]> 2023-03-06 15:54:53 UTC https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2505394967 Step 1 gilliancasey307 https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2505407207 Prepare 2 vials, each containing a number of algal balls. Using a spatula the algal balls are placed carefully into each vial. ]]> 2023-03-06 16:03:33 UTC https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2505407207 Step 2 gilliancasey307 https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2505411458 Into each vial 2ml of hydrogen carbonate indicator should be added on top of the algal balls.]]> 2023-03-06 16:06:18 UTC https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2505411458 Step 3 gilliancasey307 https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2505417073 Tin foil is placed on one vial and the other vial will remain unwrapped. The vial will be left for a period of time - 30mins. After 30 mins students will observe the colour and determine whether their predictions were correct. Using the set of pH standard solutions, students record the pH level in the solution. ]]> 2023-03-06 16:10:04 UTC https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2505417073 Example of a hydrogencarbonate indicator scale which students will compare their results gilliancasey307 https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2505418760 2023-03-06 16:11:06 UTC https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2505418760 Step 1 gilliancasey307 https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2505428637
  • Set up a workspace with a light source and a beaker or flask filled with water.

    • ]]>     2023-03-06 16:17:20 UTC https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2505428637     Step 5 gilliancasey307 https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2505430191 Place the Elodea plant in the water and allow it to acclimate for a few minutes.

    ]]>     2023-03-06 16:18:26 UTC https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2505430191     Step 4 gilliancasey307 https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2505432229 Using a tweezers pull away any leaves are the tip of the plant where the air bubbles will be evident]]> 2023-03-06 16:19:40 UTC https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2505432229 Step 2 gilliancasey307 https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2505433591 Gather a sample piece of elodea]]> 2023-03-06 16:20:38 UTC https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2505433591 Step 3 gilliancasey307 https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2505436850 Carefully cut the tip end of the elodea plant at a slant using a tweezer and scissors

    ]]>     2023-03-06 16:22:46 UTC https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2505436850     Step 6 gilliancasey307 https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2505438344 Measure the initial rate of photosynthesis by counting the number of oxygen bubbles released by the plant in a set time (e.g., one minute) under the current light intensity and carbon dioxide level.]]> 2023-03-06 16:23:43 UTC https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2505438344 Step 6 gilliancasey307 https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2505444930 To investigate the effect of light intensity on photosynthesis, move the light source closer or farther away from the plant to increase or decrease the intensity of light. Repeat step 3 and record the number of oxygen bubbles produced.

    ]]>     2023-03-06 16:28:02 UTC https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2505444930     Step 7 gilliancasey307 https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2505449333 To investigate the effect of carbon dioxide on photosynthesis, add a small amount of sodium bicarbonate to the water to increase the carbon dioxide concentration. Repeat step 3 and record the number of oxygen bubbles produced. Repeat steps 4 and 5 multiple times, each time changing the light intensity or carbon dioxide level to create a range of different conditions. If available, use a pH meter to measure the pH of the water before and after the experiment. The pH should decrease as carbon dioxide is used up during photosynthesis.
    1. Record all results in a table or graph and analyze the data to draw conclusions about the effect of light intensity and carbon dioxide on photosynthesis.



    ]]>     2023-03-06 16:30:48 UTC https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2505449333     Step 2 gilliancasey307 https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2505455106 With the paintbrush, remove the thinnest sections from the water and place them on a microscope slide in a drop of water. Blot off excess water.  Add a coverslip and label the slide. 

    ]]>     2023-03-06 16:34:30 UTC https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2505455106     Step 3 gilliancasey307 https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2505455645 Examine under the microscope. Draw labeled diagrams of what is seen ]]> 2023-03-06 16:34:49 UTC https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2505455645 TS Labelled gilliancasey307 https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2505461485 2023-03-06 16:38:28 UTC https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2505461485 Risk Assessment gilliancasey307 https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2506787348 2023-03-07 12:10:19 UTC https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2506787348 5 E Approach gilliancasey307 https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2506790248 2023-03-07 12:13:06 UTC https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2506790248 Engage gilliancasey307 https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2506791375 This stage entails grabbing students' attention and piqueing their interest. Teachers can engage students in a variety of ways, including by asking a question, playing a video, or giving a demonstration.]]> 2023-03-07 12:14:12 UTC https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2506791375 Explore gilliancasey307 https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2506792309 Students are encouraged to dig deeper into the subject or idea during this phase through practical activities, experiments, and investigations. Students are encouraged to ask questions during this stage in order to help them understand the subject matter more thoroughly.]]> 2023-03-07 12:15:03 UTC https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2506792309 Explain gilliancasey307 https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2506793254 Students have the chance to use discussion, writing, and other forms of communication to explain what they have learned during this phase. To help dispel any misunderstandings, the teacher might also add more details.]]> 2023-03-07 12:15:48 UTC https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2506793254 Elaborate gilliancasey307 https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2506794076 Students are encouraged to use their new knowledge to solve a problem or situation from the real world during this phase. This stage might entail more extensive research or intricate investigations.]]> 2023-03-07 12:16:37 UTC https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2506794076 Evaluate gilliancasey307 https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2506794817 In the final phase, students are evaluated on their understanding of the topic through assessment and reflection. The teacher may use a variety of assessment tools, such as quizzes, projects, or presentations, to determine students' understanding and to provide feedback for future learning.]]> 2023-03-07 12:17:14 UTC https://padlet.com/dccurran1/fpgs0gvl5d2f9g80/wish/2506794817