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Module 8 Science 7 Q2 Part 1 Levels of Ecological OrganizationEcosystems can be studied at small levels or at large levels. The levels of organization are described below from the smalle...

Module 7 Science 7 Q2 Part 1 Biotic and abiotic are the two essential factors responsible for shaping the ecosystem. The biotic factors refer to all the living beings present in an ecosy...

Module 5 Science 7 Q2 part 2 Ideas about cell structure have changed considerably over the years. Early biologists saw cells as simple membranous sacs containing fluid and a few floating...

Module 4 Science 7 Part 2 Plants are unique among the eukaryotes, organisms whose cells have membrane-enclosed nuclei and organelles, because they can manufacture their own food. Chlo...