Go To: JACB-Science-Grade 7
Contributor [Rini Jose]
https://drive.google.com/open?id=0BzNF2YyqQxJ-RWprV2Q3aGtGbFU (JEPC Board) (Hindi Medium)
[Author - Kripa S]
https://www.youtube.com/watch?v=OYz5y7vlFUk ( Human body -digestive system)
https://www.youtube.com/watch?v=n78XyUWaZEk ( Introduction to Animal nutrition)
https://www.youtube.com/watch?v=qGYakScf4_w (what animas eat)
[Author - Anu Nived]
https://image.slidesharecdn.com/digestion-131209012039-phpapp02/95/digestion-11-638.jpg?cb=1386552149(nutrition process)
http://humananatomyclass.com/wp-content/uploads/2016/11/digestive-system-unlabeled-diagram-human-digestive-system-diagram-anatomy-human-body-1.jpg (human digestive system)
https://lh6.googleusercontent.com/xSiYboQnnNxH68XiEhDFgFj3P_q3Ck6TC_2o4mW-9haY (amoeba)
https://i.ytimg.com/vi/meMHJ4Pt8kI/maxresdefault.jpg (digestion in grass eating animals)
[Author - Kripa S]
1. Ask the students to identify the different types of teeth in their mouth.
2. . Prepare a separate sample each of (i) sugar solution, (ii) common salt solution, (iii) lemon juice and (iv) juice of crushed neem leaf or bitter gourd. Blindfold one of your classmates and ask her/him to take out the tongue and keep it in straight and flat position. Use a clean toothpick to put the above samples one by one on different areas of the tongue. Use a new toothpick for each sample. Ask the classmate which areas of the tongue could detect the sweet, salty, sour and bitter substances. (Textbook activity)
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