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Evolution and biodiversity
EduBook Organización
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1.1. The great diversity of living things Species can change. They undergo a gradual transformation over time. This change is known as biological evolution. Biological evolution is due to a series of…
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Learn. How to find out the age of a human foetus
EduBook Organización
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The approximate age of a foetus can be determined by scanning the mother's abdomen with an ultrasound machine. This method is usually used at a clinic to check that a pregnancy is progressing well…
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Answer. Island landscapes
EduBook Organización
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Remember what you have studied in this section and answer: Where are the Balearic Islands located? Which Balearic Island is the most mountainous? Which of the Canary Islands has the highest mountain in…
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True/false. Characteristics of the Balearic Islands
EduBook Organización
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Decide if the following statements are true or false: The Balearic Islands are located in the Mediterranean Sea, near the coast of the Peninsula. ➝ The five Balearic Islands are Mallorca, Menorca,…
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Think about it. The removal of cell waste
EduBook Organización
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Remember what you have studied in this section and answer the questions: Why do sponges and coelenterates not need excretory organs? What is the difference between defecation and excretion? Why is more…
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Empowering Women, Ensuring Stability
EducaMadrid Organización
8367 visitas
March 8th is International Women's Day. Empowering women around the world is important to ensure global human security. Commissioner Benita Ferrero-Waldner says, "Women's rights are human rights". Some…
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True or false. Earthquakes
EduBook Organización
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Answer true or false: An earthquake last for hours. We feel all earthquakes. Large scale earthquakes can cause huge damage. The hypocentre is the point inside the Earth where the earthquake originates.…
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Match. Areas of livestock farming
EduBook Organización
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Match each type of livestock with the area where it is most common: Small flocks of sheep or goats that complement agriculture. No livestock in great numbers as the land is used for growing rice.…
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Legal inequality
EduBook Organización
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Article 57. The husband must protect his wife and she must obey her husband. Article 58. The wife must follow her husband to wherever he chooses to live. Article 59. The husband is the administrator of…
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Final self-evaluation 11.10 - The Animal Kingdom (II). Vertebrates
EduBook Organización
2516 visitas
For each phrase, write the name of the animal it refers to (tadpole, elephant, ostrich, platypus, shark). The largest land animal in the world. It is a cartilaginous, carnivorous fish. Mammal that lays…
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