Recursos educativos soil página 2

Mostrando resultados de 38

Final Autoevaluation 6.04 - The natural environment. Ecosystems
EduBook Organización
2748 visitas
Answer true or false: Soil type does not determine the type of vegetation that occurs. Poorly developed soils have very thin horizons. Plants grow best in soils with very thick horizons. The roots of…
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Interpret. A table
EduBook Organización
1873 visitas
In order to analyse the amount of humus in the soil, we react a sample of it with hydrogen peroxide. The carbon in the organic material reacts with this compound and as a result, the reaction gives off…
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True/false. What plants need
EduBook Organización
4782 visitas
Answer true or false: Absorption takes place through the root hairs. Water and mineral salts from the soil pass through the leaves to the conducting vessels. The conducting vessels are called xylem.…
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All about rainforests
Tiching explorer Organización
3610 visitas
In this resource we learn about rainforests. We study animals that live in rainforests and characteristics of rainforests (temperature, soil, etc). The resource includes related classroom activities…
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The Cantabrian coast
Proyecto Agrega Organización
3 lo usan

2233 visitas
Lesson designed to help us learn about the main characteristics of the Atlantic ecosystems. We learn about the processes of soil formation. We practice using geography vocabulary correctly. We read maps…
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Analyse. Learn which part of the plant is sensitive to light
EduBook Organización
3450 visitas
Plants respond to light stimuli. In this experiment, we will find out which part of the plant responds to these stimuli. Equipment 3 cardboard boxes that are open on just one side, oat seeds, 3…
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English Bites / Worm farms
Xtec Organización
3162 visitas
Find out how to build your own worm farm. In Australia, over half of the household material that end up at the tip is organic waste, and when it is buried can lead to groundwater contamination and the…
- Menos de 15 minutos
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Check what I know
EduBook Organización
1 lo usan

3994 visitas
Answer true or false: The physical environment consists of living things. → There are four important elements in the physical environment. → The air contains minerals. → Plants need…
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The leaves make the food
EduBook Organización
4152 visitas
The roots absorb water and minerals from the soil. This becomes raw sap. The raw sap moves up the stem to the leaves. The leaves use raw sap, sunlight and a gas called carbon dioxide to make food. The…
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Think about it. Abiotic factors
EduBook Organización
3834 visitas
Remember what you have studied in this section and answer the questions: Why do you think life developed in water before it developed on land? Light is very important for which organisms? How does light…
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