https://examkhata.com/class-10-life-science-model-activity-task-part-2-february-2022-answer-%e0%a6%a6%e0%a6%b6%e0%a6%ae-%e0%a6%b6%e0%a7%8d%e0%a6%b0%e0%a7%87%e0%a6%a3%e0%a7%80-%e0%a6%9c%e0%a7%80%e0%a6%ac%e0%a6%a8%e0%a6%ac/