Natural Science · 3.º de Primaria
Unit 4: We preserve ecosystems
What an ecosystem is, food chains, other relationships between living things and the main ecosystems.
Preparando el examen…
Temario de Natural Science de 3.º
- 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 min
- Unit 2We protect animalsHow animals feed, interact and reproduce; vertebrates and invertebrates; molluscs and arthropods.17 preguntas · unos 10 min
- Unit 3We take care of vertebratesFish, amphibians, reptiles, birds and mammals, and why animals are important.16 preguntas · unos 10 min
- Unit 4We preserve ecosystemsWhat an ecosystem is, food chains, other relationships between living things and the main ecosystems.15 preguntas · unos 10 minEstás aquí
- Unit 5We save energyMatter and materials, heat and changes of state, pure substances and mixtures, and saving energy.12 preguntas · unos 10 min
- Unit 6We use technology safelyThe computer and what it does, the internet and online risks.16 preguntas · unos 10 min