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Different types of roots
EduBook Organización
- 2559 visitas
In some plants, the primary root grows much bigger than the secondary roots of the plant. This is known as the tap root. Many smaller roots grow out from the tap root. Plants with this root system can…
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True/false. Fruit and the dispersal of seeds
EduBook Organización
- 2354 visitas
Decide if the following statements are true or false : Seeds need to stay near to the parent plant to grow well. ➝ Fruits can contain many seeds or only one. ➝ Fruit can be classified into five main…
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Match. Agriculture and the environment
EduBook Organización
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Match the agricultural characteristic with the geographical feature that makes it necessary: Some farmers have to build terraced plots on mountainsides to grow their crops. Its ability to retain water…
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Longevity of angiosperms
EduBook Organización
- 1508 visitas
Some flowering plants are annual. They grow, produce seeds and die all in the space of one year. Many garden plants are annual, as are many farm crops, such as wheat, rice and peas. Others are biennial…
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The 18th century: the Ancien Régime in crisis
EduBook Organización
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In the early 18th century, the Ancien Régime was the dominant political and social system in Europe. It was made up of an absolute monarchy, a social structure based on the estates of the realm and a…
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Complete. Types of nutrition
EduBook Organización
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Complete the text about different types of plant nutrition. Use the words from the list: – biomolecules – Autotrophic – Nutrition – Sun – Heterotrophic – mineral substances – organic…
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Plants are living things
EduBook Organización
- 7880 visitas
What are plants? Plants are living things. Like animals they are born, they grow, they reproduce and they die. Plants use seeds to reproduce. A new plant grows from a seed. Plants are different from…
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Plant reproduction
EduBook Organización
- 7136 visitas
In this unit we are going to learn about how flowering and non-flowering plants reproduce. The reproductive organs of most plants are in the flowers. It is in this part of the plant that the two…
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Medieval cities - Medieval Cities
EduBook Organización
- 7028 visitas
The origin of medieval cities From the 11th century, there were fewer invasions. As a result, new population centres began to appear. They grew near abbeys, castles and existing villages. These urban…
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