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Look and answer. The salmon
EduBook Organización
- 2784 visitas
Look at the close-up of the salmon ova and sperm. Then answer the questions below. Where does fertilisation take place? Is it external or internal in salmon? What do the ova and sperm look like? How do…
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Echinoderms
EduBook Organización
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3.1. Echinoderms Echinoderms are animals that live at the bottom of the sea. They do not have a head. They have an external skeleton consisting of plates with spines. The majority of echinoderms have a…
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Summaries - The Animal Kingdom (II). Vertebrates
EduBook Organización
- 2706 visitas
1. Fish Fish are perfectly adapted to aquatic life. There are two main groups of fish: bony fish and cartilaginous fish. Most fish are bony fish such as hake, salmon and trout. Sharks and manta rays are…
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Check. The modernisation of Spanish society
EduBook Organización
- 2384 visitas
Remember what you have studied in this section and answer the questions: What were the causes of the migration movements in the 1960s? Rank them in order of importance. Compare the characteristics of…
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History of European Humanitarian Aid
EducaMadrid Organización
- 1 lo usan
- 5379 visitas
Thanks to ECHO, humanitarian action occupies a key position in the EU’s external action. ECHO is the world’s main player in this field. Through ECHO funding, some 18 million people are helped each…
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History of the Single Currency
EducaMadrid Organización
- 1 lo usan
- 7015 visitas
On February 7, 1992, the leaders of the then twelve members of the EU agreed on an ambitious document that heralded a number of major achievements, above all the creation of a single currency, the euro.…
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