R34.50

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GRADE 8 LIFE SCIENCE TEST ON PHOTOSYNTHESIS AND CELLULAR RESPIRATION WITH MEMORANDUM

Plants are very important organisms for the ecosystem. They form basis for food chains and food webs. They produce organic food by the process of photosynthesis. They need to continue and maintain their metabolic activities. Like animals they need to produce energy. During the day, plants make photosynthesis and but cellular respiration continues day and night.

Grade 8 learners carried out one investigation about photosynthesis. They used Elodea plant and observed the results. They collected the gas produced as a result of photosynthesis.

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