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Trophic levels (K-A)

S#	Lecture	Course	Institute	Discipline
1	Energy flow and primary productivity (K-A)	Trophic levels (K-A)	Khan Academy	Basic and Health Sciences
2	Example identifying roles in a food web (K-A)	Trophic levels (K-A)	Khan Academy	Basic and Health Sciences
3	Flow of energy and matter through ecosystems-video (K-A)	Trophic levels (K-A)	Khan Academy	Basic and Health Sciences
4	Food chains & food webs-link (K-A)	Trophic levels (K-A)	Khan Academy	Basic and Health Sciences
5	Trophic levels review (K-A)	Trophic levels (K-A)	Khan Academy	Basic and Health Sciences

Sialkot Chamber of Commerce & Industry P.O. Box 1870, Shahrah-e-Aiwan-e-Sanat-o-Tijarat, Sialkot City 51310 – Pakistan