Unit 4: We preserve ecosystems

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1. Unit 1We have healthy habitsLife processes, the body and its organs, how we move, stages of life, the senses, feelings and healthy habits.27 preguntas · unos 15 minModelo AModelo B
2. Unit 2We protect animalsHow animals feed, interact and reproduce; vertebrates and invertebrates; molluscs and arthropods.17 preguntas · unos 10 minModelo AModelo B
3. Unit 3We take care of vertebratesFish, amphibians, reptiles, birds and mammals, and why animals are important.16 preguntas · unos 10 minModelo AModelo B
4. Unit 4We preserve ecosystemsWhat an ecosystem is, food chains, other relationships between living things and the main ecosystems.15 preguntas · unos 10 minModelo AModelo B
5. Unit 5We save energyMatter and materials, heat and changes of state, pure substances and mixtures, and saving energy.12 preguntas · unos 10 minModelo AModelo B
6. Unit 6We use technology safelyThe computer and what it does, the internet and online risks.16 preguntas · unos 10 minModelo AModelo B