Ludhiana, October 29
The prize winning models of seven sub-divisions of Ludhiana were put on display at the district-level science model making competition organised by the District Education Department at Ramgarhia Senior Secondary School for Boys, Millerganj, here today.
The main theme of the exhibition was ‘Science and technology in the changing world’. However, the contests were held under six sub-themes which included ‘biotechnology’, ‘food and agriculture’, ‘energy’, ‘information technology’, ‘industry’ and ‘transport and communication’. Two categories were formed under each sub-theme, first with students from Classes IX and X taking part in secondary group and second for students of Classes XI and XII taking part in senior secondary group. Besides these two categories, there were two special categories for the students from schools in rural parts of the district. In addition, there was another category with students taking part from Classes VI to VIII.
The top two models in each category that had won prizes at tehsil-level contests participated in the final competition. Various working and stationery models were put on display. The biotechnology had models on cardio-phone, DNA structure and mechanism of dialysis. The sub-theme information technology had models giving new ideas, such as those on water radar by Bakshinder Singh of Guru Nanak Public School, clapping circuit by the students of Everest Model Senior Secondary School and space shuttle by Surinder from Government Senior Secondary School, Dadahur village.
The sub-theme transport and communication had models on barrier passing by Gaganinder from Government Model Senior Secondary School, Punjab Agricultural University, Gurleen from Sri Guru Harkrishan Public School, Doraha, displayed her model on ‘electro-magnetic spectrum and its uses for communication’. In the sub-theme energy, the students displayed models on use of solar energy for cooking and lighting. Pawan Kumar of Dashmesh Public Senior Secondary School displayed a three-in-one model in which he displayed the use of organic waste in cooking, heating water and in oven.
A variety of soya products alongwith their nutritive values was explained by the students of Guru Nanak Public School in the sub-theme ‘food and health’. Besides, there were models on contamination of soft drinks with pesticides and nutritive values of other optional drinks and punches.
Not just the students, even the teachers from six tehsils of the district, barring Samrala, had displayed their teaching aids. Through her magical revolving disc, Ms Kusum Lata explained the deficiency diseases along with their symptoms and remedies. On the back side of the same disc, she demonstrated how the students could check food adulteration in various food items and their observation tests. Besides, their were other teaching aids explaining origin of life, structure of eye, classification of plants and animals and the DNA structure.