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Nature 1. Natural Sciences
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1. Matter and Materials 2. Matter: Mass, Volume and Density 3. The Universe and our Solar System 4. The Earth and the Moon G. Glossary 5. The Atmosphere 6. The Hydrosphere 7. The Earth's Crust 8. The…
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Asexual reproduction in plants
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2.1. Types of asexual reproduction Asexual reproduction is common in plants. New plants are mainly produced from stems, leaves or roots. The new plants are identical to the originals. This is because…
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Complete the sentences
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Complete the sentences: The are the part of the plant that grows in the ground. Trees that lose their leaves in the winter are . Trees that have green leaves all year are . Plants absorb water and…
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Unit 4: Rivers and seas
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Desalination plant (n): a factory that converts salt water into fresh water. erosion (n): the process of weathering and transportation of materials by a river. flow (n): the amount of water a river…
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Equatorial and tropical landscapes
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2.1. Equatorial landscapes Equatorial landscapes are in areas near the equator. They include the Amazon, parts of Central America, the Congo, the Gulf of Guinea and Southeast Asia. The temperatures in…
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True/false. Transporting water from the root to the leaves
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Answer true or false: Transpiration of water through the stomata in the leaves is a continuous evaporation process. The xylem vessels are very thin in diameter. Less than 1 mm in diameter. A stoma is a…
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Analyse. Cell cultures
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Cell cultures Cell cultures consist of cultivating cells, both animal and plant, in the laboratory. We do this to obtain cell tissue. The tissues obtained from animal cells can repair or substitute…
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Check. Test yourself
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Remember what you have studied in this section and answer the questions: What is the difference between binary fission and budding? What types of asexual reproduction are often seen in plants? How do we…
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Who is it?
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Match the sentences to the correct character. You can use each character more than once. He looks after the garden and he’s not friendly. There are twelve children in her family. She meets Mary in…