Do any one activity related to soil lesson and paste the picture on A4 paper
Different layers of soil b) showing percolation of water c) finding the type of soil for more crops d) calculating the
absorption capacity of soil
Collect pictures of animals in polar region and tropical rain forest and stick it in the activity book
CHEMISTRY
Different layers of soil I need the answer
Answers
Answer:
Activity
Collect some soil samples and observe them carefully. You can use a handlens. Examine each sample carefully. Make a list of the uses of soil.
Polythene bags and plastics pollute the soil. They also kill the organisms living in the soil. That is why there is a demand to ban the polythene bags and plastics. Other substances which pollute the soil are a number of waste products, chemicals and pesticides. Waste products and chemicals should be treated before they are released into the soil. The use of pesticides should be minimised.
Soil Profile
Soil is composed of distinct layers. Perform the following activity to find out how these layers are arranged.
Explanation:
hope this will help you
Answer:
Objective:
This topic gives an overview of;
Soil Teeming with Life
Soil Profile
Soil Types
Percolation Rate of Water in Soil
Moisture in Soil
Absorption of Water by Soil
Soil And Crops
Soil
Soil is one of the most important natural resources. It supports the growth of plants by holding the roots firmly and supplying water and nutrients. It is t he home for many organisms. Soil is essential for agriculture. Agriculture provides food, clothing and shelter for all. Soil is thus an in separable part of our life. The earthy fragrance of soil after the first rain is always refreshing.
Soil Teeming with Life
One day during the rainy season Paheli and Boojho observed an earth worm coming out of the soil. Paheli wondered whether there were other organisms also in the soil. Let us find out.
Activity
Collect some soil samples and observe them carefully. You can use a handlens. Examine each sample carefully. Make a list of the uses of soil.
Polythene bags and plastics pollute the soil. They also kill the organisms living in the soil. That is why there is a demand to ban the polythene bags and plastics. Other substances which pollute the soil are a number of waste products, chemicals and pesticides. Waste products and chemicals should be treated before they are released into the soil. The use of pesticides should be minimised.
Soil Profile
Soil is composed of distinct layers. Perform the following activity to find out how these layers are arranged.